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Agenda packet

Ontario City Council
November 4, 2025

Document
Agenda packet
Meeting
November 4, 2025
Body
Ontario City Council
Pages
152
Original file
250.7 MB
Text extracted from the city's file for reading and search. Open the original on d3n9y02raazwpg.cloudfront.net. That file is the official record.

15662-04 TG Letter
EXHIBIT 1: PRELIMINARY SITE PLAN
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15662-04 TG Letter
EXHIBIT 2: CURRENTLY APPROVED LAND USE PLAN
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15662-04 TG Letter

TRIP GENERATION
Trip generation represents the amount of traffic, which is both attracted to, and produced by, a development. Determining traffic generation for a specific project is therefore based upon forecasting the amount of traffic that is expected to be both attracted to, and produced by, the specific land uses being proposed for a given development.

APPROVED SPECIFIC PLAN
As noted previously, the site is located within the Esperanza Specific Plan. Specifically, the Project is located within Planning Area 11, which was approved with a 736-student elementary school.

The Esperanza Specific Plan Traffic Impact Study Report (prepared by Albert A. Webb Associates, dated November 10, 2005, referred to as 2005 Traffic Study) evaluated the 736-student elementary school within Planning Area 11. The trip generation is summarized in Table 1 and excerpts from the 2005 Traffic Study are included in Attachment A. The approved elementary school site is anticipated to generate an average of 949 two-way trips per day, with 309 trips during the AM peak hour and 206 trips during the PM peak hour.

TABLE 1: APPROVED SP TRIP GENERATION FOR PLANNING AREA 11

PROPOSED PROJECT
The proposed Project consists of 161 multi-family (low-rise) residential dwelling units. In order to develop the traffic characteristics of the proposed Project, trip-generation statistics published in the Institute of Transportation Engineers (ITE) Trip Generation Manual (11th Edition, 2021) were used for the Project. Table 2 summarizes the trip generation rates for Multifamily (Low-Rise) Residential (ITE Code 220).

The trip generation summary illustrating daily, and peak hour trip generation estimates for the proposed Project are also summarized in Table 2. The proposed Project is anticipated to generate 944 vehicle trip-ends per day with 108 AM peak hour trips and 125 PM peak hour trips.

Land Use Quantity Units1 In Out Total In Out Total Daily PA 11: Elementary School 736 STU 169 140 309 96 110 206 949 Source: Esperanza Specific Plan Traffic Impact Study Report (prepared by Albert A. Webb Associates, dated November 10, 2005). 1 STU = Students
AM Peak Hour PM Peak Hour
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TABLE 2: PROPOSED PROJECT TRIP GENERATION SUMMARY

TRIP GENERATION COMPARISON
Table 3 shows the trip generation comparison between the approved use (elementary school) and proposed Project (multi-family residential) and identifies the resulting net change in trips. As shown, the Project is anticipated to generate a net reduction of 5 two-way trips per day with a reduction of 201 AM peak hour trips and 81 fewer PM peak hour trips as compared to the approved elementary school use.

TABLE 3: TRIP GENERATION COMPARISON

FINDINGS
The City of Ontario adheres to the County Guidelines, which have been used to determine whether additional traffic analysis is necessary for the proposed Project. The County Guidelines indicate that development projects that generate a net increase of 100 or more peak hour vehicle trips (without pass-by reductions) would require the preparation and submittal of a Transportation Impact Analysis.

The Project is anticipated to generate fewer than 100 net new peak hour trips during the morning and evening peak hours (Project results in a net reduction from the currently approved land use).

The Project would therefore contribute fewer than 50 net new peak hour trips to any off-site intersection. As such, additional peak hour traffic operations analysis is not necessary based on the County Guidelines.

If you have any questions or comments, I can be reached at [email protected].

ITE LU AM Peak Hour PM Peak Hour
Land Use1 Units2 Code In Out Total In Out Total
Multifamily (Low-Rise) Residential DU 220 0.17 0.50 0.67 0.45 0.33 0.78 5.86 1 Trip Generation Source: Institute of Transportation Engineers (ITE), Trip Generation Manual, 11th Edition (2021). 2 DU = dwelling units
Land Use Quantity Units1 In Out Total In Out Total Daily PA 11: Esperanza Multi-Family 161 DU 27 81 108 72 53 125 944 1 DU = dwelling units
Daily
AM Peak Hour PM Peak Hour
Project In Out Total In Out Total Daily
Esperanza SP: Elementary School 169 140 309 96 110 206 949 Proposed Project: Multifamily Residential 27 81 108 72 53 125 944 Net Change in Trips -142 -59 -201 -24 -57 -81 -5
AM Peak Hour PM Peak Hour
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15662-04 TG Letter
ATTACHMENT A: ESPERANZA SPECIFIC PLAN

TRIP GENERATION EXCERPTS
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DATE: May 29, 2024
TO: Dave Waters, Genstar Development Company/GDCI-13
FROM: Alex So, Urban Crossroads, Inc.

JOB NO: 15662-03 VMT
PA-11 OF THE ESPERANZA SPECIFIC PLAN VEHICLE MILES

TRAVELED (VMT) ANALYSIS
Urban Crossroads, Inc. is pleased to provide the following Vehicle Miles Traveled (VMT) Analysis for PA-11 of The Esperanza Specific Plan (Project), located on the northeast corner of Amherst Avenue and Eucalyptus Avenue in the City of Ontario.

PROJECT OVERVIEW
It is our understanding that the Project proposes a General Plan Amendment to change the land use from Public School to Medium Density Residential (MDR 11.1- 24 du/ac) and an amendment to the Esperanza Specific Plan to change the land use designation for Planning Area 11 from Public School to Residential Development 9 (RD-9). More specifically the proposes 161 multi-family (townhome) residential dwelling units with a density of approximately 16.1 dwelling units to the net acre that would replace a 736-student elementary school. A preliminary site plan can be found in Attachment A.

BACKGROUND
The California Environmental Quality Act (CEQA) mandates that all lead agencies use VMT as the measure for identifying transportation impacts in land use projects.

In June 2020, the City of Ontario developed and adopted its VMT methodologies and thresholds (Resolution No. 2020-071) (City Guidelines) (1). This VMT analysis is based on the adopted City Guidelines.

VMT ANALYSIS

TRAFFIC MODELING METHODOLOGY
Consistent with City Guidelines, a project-level VMT analysis shall be conducted using the San Bernardino Traffic Analysis Model (SBTAM) as the appropriate tool for conducting VMT analysis for land use projects within the City of Ontario. SBTAM is a useful tool to estimate VMT as it considers interaction between different land uses based on socio-economic data such as population, households, and employment.
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15662-03 VMT
As part of The Ontario Plan (TOP) 2050 implementation, the City of Ontario recently adopted an updated version of SBTAM, also referred to as the TOP model. This updated version includes the latest roadway network and socio-economic data specific to the City of Ontario, in alignment with the City's recently-adopted TOP. The model encompasses a base year of 2019 and a General Plan Buildout projection for 2050.

VMT ANALYSIS METHODOLOGY
As stated within the City’s Guidelines, the analysis should include ‘project-generated VMT’ and ‘project effect on VMT’ estimates for the project transportation/traffic analysis zone (TAZ) for baseline and cumulative conditions. For the purposes of this analysis, Project VMT estimates have been prepared using the Origin/Destination (OD) method to estimate project-generated VMT and Boundary method to estimate project effect on VMT. VMT has been presented as total VMT and total VMT per service population (i.e., population and employees).

ORIGIN/DESTINATION (OD) VMT
The OD method for calculating VMT sums all weekday VMT generated by trips with at least one trip-end in the study area (i.e., Project boundary or City boundary) and tracks those trips to their origin or destination. Origins are all vehicle trips that start in a specific TAZ, while destinations are all vehicle trips that end in a specific TAZ. The OD method accounts for all trips (i.e., both passenger cars and trucks) and trip purposes (i.e., total VMT).

BOUNDARY VMT METHOD
The boundary method is the sum of all weekday VMT on the roadway network within a designated boundary (i.e., City boundary or other designated geographic area). The boundary method estimates VMT by multiplying vehicle trips on each roadway segment within the boundary by that segment’s length. This approach consists of all trips, including those trips that do not begin or end in the designated boundary. Consistent with City VMT Guidelines, the City of Ontario was used as the boundary for this assessment. In addition, as the Project is located near the southeastern edge of the City, an additional assessment of a ten-mile boundary area surrounding the Project site has also been conducted to ensure trips associated with the Project are not omitted.

VMT METRIC AND SIGNIFICANCE THRESHOLD
The City of Ontario has adopted the following thresholds of significance related to VMT for land use projects:

The SBTAM model should be used to forecast total daily VMT per Service Population (SP) and is the required method for estimating VMT.
• A significant impact would occur if the project VMT per SP exceeds the Citywide average VMT per SP under General Plan Buildout Conditions.
• A significant impact would occur if the project caused total daily VMT per SP within the City to be higher than the no project scenario under cumulative conditions. 1886
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15662-03 VMT
The City of Ontario's average VMT per SP under General Plan Buildout conditions has been calculated using the TOP General Plan Buildout (2050) model. Table 1 presents the Citywide average VMT per SP for General Plan Buildout (2050) conditions.

TABLE 1: CITYWIDE VMT PER SERVICE POPULATION
Ontario TOP 2050
Service Population 707,369
VMT 19,506,377
VMT per SP 27.6
As shown in Table 1, the City of Ontario’s VMT per SP for General Plan Buildout (2050) conditions has been calculated as 27.6 VMT per SP.

VMT ESTIMATES
To estimate project-generated VMT, standard land use information such as the number of residential dwelling units must first be converted into a SBTAM compatible dataset. The SBTAM model utilizes socio-economic data (SED) (e.g., population, households, and employment) for the purposes of vehicle trip estimation. Table 2 summarizes the SED inputs used to represent the Project. Project SED data was then coded into the Project’s TAZ to obtain project-generated VMT.

TABLE 2: POPULATION ESTIMATES
Land Use Quantity Conversion Factor1 Estimated Population Residential 161 Dwelling Units 3.5 people per household 564

PROJECT-GENERATED VMT
Project-level VMT estimates were extracted from SBTAM using the OD trip matrices, which includes project-generated VMT for all vehicle trips (both passenger cars and trucks) and trip purposes. Project-generated VMT estimates for the Project are presented in Table 3.

TABLE 3: PROJECT-GENERATED VMT SUMMARY
Baseline General Plan Buildout
Year (2050)
SP1 564 564
OD VMT 12,582 13,364
OD VMT per SP 22.3 23.7
City Threshold 27.6 27.6
Potentially Significant? No No
1 SP = Service Population which refers to the Project’s population estimate.

As shown in Table 3, project-generated VMT is forecast to be below the City’s adopted threshold. 1 Factors obtained consistent with land use assumptions within the TOP 2050 model. 1887
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15662-03 VMT

PROJECT EFFECT ON VMT
The Project’s effect on VMT has been calculated using the boundary method. Land use information representing the proposed land use changes contemplated by the Project were coded into the Project TAZ to represent the “With Project” condition. Table 4 summarizes the boundary VMT under the No Project and With Project scenarios for both baseline and cumulative conditions using the City boundary and a 10-mile radius from the Project site.

TABLE 4: GENERAL PLAN BUILDOUT (2050) BOUNDARY VMT RESULTS City Boundary 10-Mile Boundary
Scenario No Project With Project No Project With Project Service Population 706,494 707,058 2,579,062 2,579,626
Boundary VMT 9,602,250 9,598,040 41,605,554 41,614,834
VMT per SP 13.6 13.6 16.1 16.1
Change in VMT 0.0 0.0
Potentially Significant? No No
The boundary VMT is found to increase under the With Project scenario for both the baseline and cumulative conditions, as expected when increases in development are added to the model.

However, to measure the efficiency of a land use project or land use plan, the boundary VMT is divided by the service population to frame an efficiency metric. The resulting VMT per service population was found to remain unchanged in the With Project scenario. The Project does not result in an increase total daily VMT per SP as compared to the No Project scenario.

ACTIVE TRANSPORTATION AND PUBLIC TRANSIT REVIEW
Potential impacts to:
• Circulation system
• Public transit
• Pedestrian facilities and travel
• Bicycle facilities
Were analyzed to determine if the proposed Project conflicts with adopted policies, plans, programs, and if the Project has the potential to decrease the performance or safety of such facilities.

CIRCULATION SYSTEM
Traffic is anticipated to be distributed through the City of Ontario, extending into the neighboring jurisdiction of the City of Eastvale. In general, the study area has a moderate level of active transportation facilities and transit service. Bicycle and pedestrian facilities are proposed as part of the City of Ontario and City of Eastvale General Plans on most roadways throughout the study area.

CITY OF ONTARIO GENERAL PLAN CIRCULATION ELEMENT EVALUATION The Project site is located within the City of Ontario. Exhibit 1 shows The Ontario Plan 2050 mobility element. (2)
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15662-03 VMT
Principal Arterials serve the major centers and corridor of activity, carry the highest volumes of traffic, and serve the longest trips of all city roadways. The study area roadways that are classified as 8-lane Principal Arterials are identified as having four lanes of travel in each direction. The following study area roadway within the City of Ontario is classified as an 8-lane Principal Arterial:
• Ontario Ranch Road
The study area roadways that are classified as 6-lane Principal Arterials are identified as having three lanes of travel in each direction. The following study area roadway within the City of Ontario is classified as a 6-lane Principal Arterial:
• Hamner Avenue
The study area roadways that are classified as 4-lane Principal Arterials are identified as having two lanes of travel in each direction. The following study area roadway within the City of Ontario is classified as a 4-lane Principal Arterial:
• Haven Avenue
Minor Arterials accommodate less traffic than Principal Arterials and are for trips of moderate length. Minor Arterials allow more access to abutting properties and connect the community. The study area roadway that is classified as a 4-lane Minor Arterial is identified as having two lanes of travel in each direction. The following study area roadway within the City of Ontario is classified as a 6-lane Minor Arterial:
• Bellegrave Avenue
Collector streets provide access to abutting properties and traffic circulation within residential neighborhoods and business areas. Collector streets allow access to local and arterial roadways.

The study area roadways that are classified as 4-lane Collector Streets are identified as having two lanes of travel in each direction. The following study area roadways within the City of Ontario are classified as 4-lane Collector Streets:
• Mill Creek Avenue
• Eucalyptus Avenue
• Merrill Avenue

CITY OF EASTVALE GENERAL PLAN CIRCULATION ELEMENT
Exhibit 2 shows the City of Eastvale General Plan Circulation Element. (3) 1889
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15662-03 VMT

BICYCLE FACILITIES
There are four bicycle facility classifications recognized by the City of Ontario. The four bicycle facility classifications are as follows:

Class I Bikeways (Bike Paths)
Class I bikeways are dedicated for exclusive use by bicyclists along rivers, channels, and utility right-of-way.

Class II Bikeways (Bike Lanes)
Class II bikeways are dedicated lanes along streets, with no parking allowed in the bike lane.

Class III Bikeways (Bike Routes)
Class III bikeways are bike routes normally shared with motor vehicles on the street or with pedestrians on sidewalks, and parking is allowed.

Class IV Bikeways (Separated Bikeways)
Class IV bikeways are dedicated for exclusive use of bicycles and are physically separated from motor traffic with a vertical feature.

Many of the City of Ontario’s bicycle paths are combined with sidewalks along each side of major streets.

The City of Ontario and City of Eastvale bike networks are shown on Exhibits 3 and 4, respectively.

Adjacent to the Project site, there is a Class II bike lane along Eucalyptus Avenue. A Class I bike path is proposed along Hamner Avenue, east of the Project site. Many bicycle facilities are either existing or proposed within the study area on most major streets. As the study area builds out consistent with the City’s proposed trail and bicycle facilities, the Project will be part of a wellconnected bicycle network. 1890
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PEDESTRIAN FACILITIES
Pedestrian facilities include sidewalks, crosswalks, pedestrian signals, and multi-use trails. Exhibit 5 illustrates the existing crosswalks throughout the study area. As shown in Exhibit 5, pedestrian facilities are built out along portions of Eucalyptus Avenue, Hamner Avenue, and many other study area roadways. Under the assumption that pedestrian facilities will continue to be constructed as the study area develops, the Project will be part of a safe and efficient pedestrian network. The Project is to develop the sidewalks along the roadways adjacent to the Project. 1891
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PUBLIC TRANSIT REVIEW
There are bus and regional transit service options available to the City of Ontario. Limited routes and transit options are available near the Project site. It is anticipated that new routes will be proposed to support the future development, but those routes have not been identified at this time. Existing transit services and routes in the study area are shown on Exhibit 6.

Omnitrans
The study area is currently served by Omnitrans, a public transit agency serving various jurisdictions within San Bernardino County. Omnitrans provides countywide bus service and currently has five bus routes in the City of Ontario that provide connections between rail stations, Ontario International Airport (ONT), major employment and shopping centers, and residential areas. Exhibit 6 shows the existing transit facilities, which indicates that Omnitrans Route 87 could serve the Project site. Route 87 runs along portions of Hamner Avenue and Ontario Ranch Road.

The nearest bus stop is at the intersection of Hamner Avenue and Eucalyptus Avenue, approximately 1,000 feet east of the Project site. Transit service is reviewed and updated by Omnitrans periodically to address ridership, budget, and community demand needs. Changes in land use can affect these periodic adjustments which may lead to either enhanced or reduced service where appropriate. As such, it is recommended that the Applicant work in conjunction with Omnitrans to potentially provide bus service to the site.

Metrolink
Commuter train service in the City of Ontario is provided by Metrolink, which provides service throughout the Southern California region. The nearest Metrolink station is the East Ontario Metrolink station, located approximately 4 miles north of the Project site. The Riverside Line links Riverside to Union Station in downtown Los Angeles and various other destinations. This line runs weekdays during peak commute hours only.
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TRANSPORTATION IMPACT ANALYSIS
This assessment addresses the following Transportation thresholds stated in CEQA Guidelines Appendix G:

T-1 Potential to conflict with a program, plan, ordinance, or policy addressing the circulation system, including transit, roadway, bicycle, and pedestrian facilities.

T-2 Potential to conflict or be inconsistent with CEQA Guidelines Section 15064.3(b) regarding policies to reduce vehicle miles traveled (VMT).

T-3 Potential to substantially increase hazards due to a geometric design feature (e.g., sharp curves or dangerous intersections) or incompatible uses (e.g., farm equipment).

T-4 Potential to result in inadequate emergency access.

T-1 ASSESSMENT
The analysis presented here considers the degree to which the Project may hinder the safe and comfortable access to the Project site from other locations, with a special focus on people relying on transit services or active transportation modes such as biking or walking.

Applicable programs, plans, and policies addressing the circulation system are established under TOP 2050. Project consistency with applicable provisions of TOP 2050 is summarized at Table 5.

As provided for under CEQA, the analysis presented here considers program, plan, and policy inconsistencies that could result in potentially significant environmental impacts. As a matter of law, the Project would be required to comply with City ordinances addressing the study area circulation system.

TABLE 5: TOP 2050 CONSISTENCY ANALYSIS

MOBILITY ELEMENT
M-1 Roadway System
Goal M1 A system of roadways that meets the mobility needs of a dynamic and prosperous Ontario.

Policies Remarks
M-1.1 Roadway Design and Maintenance.

We require our roadways to:
• Comply with federal, state and local
design and safety standards.
• Meet the needs of multiple
transportation modes and users.
• Handle the capacity envisioned in City
of Ontario Master Plan of Streets and
Highways.
• Be maintained in accordance with
best practices.
• Be compatible with the streetscape
and surrounding land uses.

Consistent. Project roadway designs and all
proposed improvements would conform with the
City’s Master Plan of Streets and Highways, City
design standards and applicable federal/state
design and safety standards. City design review
processes would ensure compliance with all
applicable standards.

Streetscape design concepts implemented
pursuant to the Specific Plan establish compatible
continuation of existing perimeter streetscapes. All
public roadways would be maintained in
accordance with City requirements to include
implementation of City Best Management Practices
and City Right-of-Way Management Plan.
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TABLE 5: TOP 2050 CONSISTENCY ANALYSIS

MOBILITY ELEMENT
• Promote the efficient flow of all
modes of traffic through the
implementation of intelligent
transportation systems and travel
demand strategies.

On this basis, the Project is considered consistent
with Policy M-1.1.

M-1.2 Mitigation of Impacts. We require
development to mitigate its traffic
impacts.

Consistent. The Project would not result in
potentially significant VMT impacts. Level of Service
(LOS) deficiencies are no longer CEQA
considerations. Recommended improvements
addressing any potential LOS deficiencies would be
implemented consistent with City Conditions of
Approval.

On this basis, the Project is considered consistent
with Policy M-1.2.

M-1.3 Agency Coordination on Roadway
Improvements. We work with Caltrans,
SBCTA and others to identify, fund and
implement needed improvements to
roadways when necessary. We work with
neighboring jurisdictions to promote
regional connectivity, access, and meet
operational level of service standards at
the City limits.

Consistent. Please refer to remarks at Policies M1.1, M-1.2.

M-1.4 Complete Streets. We work to provide a
complete, balanced, context-aware,
multimodal transportation network that
meets the needs of all users of streets,
roads, and highways, including motorists,
pedestrians, bicyclists, children, persons
with disabilities, seniors, movers of
commercial goods, and users of public
transportation. We prioritize
implementation of complete streets
improvements in environmental justice
areas to facilitate opportunities for
residents to use active transportation
systems.

Consistent. The Project would construct all
circulation system improvements consistent with
applicable provisions of the Specific Plan, TOP 2050
Mobility Element, and as required under City
Conditions of Approval.

On this basis, the Project is considered consistent
with Policy M-1.4.

M-1.5 Level of Service. Maintain a peak hour
Level of Service (LOS) E or better at all
intersections. Maintain Level of Service D
or better on arterial streets in the City.

Develop and maintain a list of locations
where LOS E or LOS F are considered
acceptable and would be exempt from
this level of service policy. Considerations
for LOS exemption include being
restricted by environmental constraints,
lacking available right-of-way, deterring an
Consistent. The City recognizes that vehicle delay
(Level of Service, LOS) deficiencies are no longer
environmental impacts under CEQA.

Recommended improvements addressing any LOS
deficiencies would be implemented per City
Conditions of Approval.

On this basis, the Project is considered consistent
with Policy M-1.5.
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TABLE 5: TOP 2050 CONSISTENCY ANALYSIS

MOBILITY ELEMENT
increase in VMT, or degrading other
modes of travel (such as bicycle or
pedestrian infrastructure).

M-1.6 Reduce Vehicle Miles Traveled. We will
strive to reduce VMT through a
combination of land use, transportation
projects, travel demand management
strategies, and other trip reduction
measures in coordination with
development projects and public capital
improvement projects.

Consistent. While roadway improvements
associated with the Project may facilitate vehicular
travel within the City and surrounding areas, total
VMT and environmental impacts of such travel
would not result in any potentially significant VMT
and VMT-related impacts.

On this basis, the Project is considered consistent
with Policy M-1.6.

M-2 Active Transportation
Goal M-2 A system of trails and corridors that facilitate and encourage active modes of transportation.

Policies Remarks
M-2.1 Active Transportation. We maintain our
Active Transportation Master Plan to
create a comprehensive system of on- and
off-street bikeways and pedestrian
facilities that are safe, comfortable, and
accessible and connect residential areas,
businesses, schools, parks, and other key
destination points.

Consistent. Bikeways and pedestrian facilities
would be implemented consistent with provisions
of the Specific Plan and as required under City
Conditions of Approval. The Project does not
propose or require facilities or operations that
would conflict with the City’s Active Transportation
Master Plan.

On this basis, the Project is considered consistent
with Policy M-2.1.

M-2.2 Bicycle System. We provide off-street
multipurpose trails and Class II bikeways
as our preferred paths of travel and use
the Class III for connectivity in constrained
circumstances. When truck routes and
bicycle facilities share a right-of-way, we
prefer Class I or Class IV bicycle facilities.

We require new development to include
bicycle facilities, such as bicycle parking
and secure storage areas.

Consistent. Bikeways and bicycle amenities would
be implemented consistent with provisions of the
Specific Plan and as required under City Conditions
of Approval.

On this basis, the Project is considered consistent
with Policy M-2.2.

M-2.3 Pedestrian Walkways. We require
streets to include sidewalks and visible
crosswalks at major intersections where
necessary to promote safe and
comfortable mobility between residential
areas, businesses, schools, parks,
recreation areas, and other key
destination points.

Consistent. Pedestrian paths would be provided
within the Project site and along the Project
perimeter consistent with City standards, provisions
of the Specific Plan, and as required under City
Conditions of Approval.

On this basis, the Project is considered consistent
with Policy M-2.3.
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TABLE 5: TOP 2050 CONSISTENCY ANALYSIS

MOBILITY ELEMENT
M.2-4 Network Opportunities. We use public
rights-of-way and easements such as,
utility easements, levees, drainage
corridors, road rights-of-way, medians,
and other potential options to maintain
and expand our bicycle and pedestrian
network. In urban, mixed-use, and transitoriented Place Types, we encourage the use of underutilized public and private
spaces to expand our public realm and
improve pedestrian and bicycle
connectivity.

Consistent. Bikeways and pedestrian facilities
would be implemented consistent with provisions
of the Specific Plan and as required under City
Conditions of Approval.

On this basis, the Project is considered consistent
with Policy M-2.4.

M-3 Public Transit
Goal M-3 A public transit system that is a viable alternative to automobile travel and meets basic transportation needs of the transit-dependent.

Policies Remarks
M-3.1 Transit Partners. We maintain a
proactive working partnership with transit
providers to ensure that adequate public
transit service is available, cost-efficient,
and convenient, particularly for residents
in environmental justice areas.

Consistent. The Project would not interfere with or
otherwise obstruct the City’s cooperative
partnership with transit providers.

On this basis, the Project is considered consistent
with Policy M-3.1.

M-3.2 Alternative Transit Facilities at New
Development. We require new
development adjacent to an existing or
planned transit stop to contribute to the
creation of transit facilities, such as bus
shelters, transit bays and turnouts, and
bicycle facilities, such as secure storage
areas.

Consistent. The Project would support and would
not conflict with City efforts to contribute to the
creation of transit facilities. To these ends, the
Applicant would coordinate Project development
with the City and transit agencies to implement
transit service and supporting amenities.

On this basis, the Project is considered consistent
with Policy M-3.2.

M-3.3 Transit-Oriented Development. We may
provide additional development-related
incentives to those inherent in the Land
Use Plan for projects that promote transit
use and reduce vehicle miles traveled.

Consistent. The Project would not interfere with or
otherwise obstruct the City’s incentive programs
and policies.

On this basis, the Project is considered consistent
with Policy M-3.3.

M-3.4 Bus Rapid Transit (BRT) Corridors. We
work with regional transit agencies to
implement BRT service and reduce vehicle
miles traveled by targeting destinations
and corridors with the highest number of
potential riders.

Consistent. The Project would not interfere with or
otherwise obstruct the City’s cooperative efforts
with regional transit agencies.

On this basis, the Project is considered consistent
with Policy M-3.4.
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TABLE 5: TOP 2050 CONSISTENCY ANALYSIS

MOBILITY ELEMENT
M-3.5 Light Rail. We support extension of the
Metro Rail Gold Line to Ontario, and will
work to secure station locations at the
proposed multimodal transit center.

Consistent. The Specific Plan area is not located
near the potential Metro Rail Gold Line extension to
the City; nor the proposed multimodal transit
center. The Project would not impact, nor be
impacted by, rail operations.

On this basis, the Project is considered consistent
with Policy M-3.5.

M-3.6 Metrolink Expansion. We advocate
expansion of Metrolink service to include
the Downtown and the multimodal transit
center.

Consistent. The Project site is not located near the
Metrolink rail line; nor the proposed multimodal
transit center. The Project would not impact, nor be
impacted by, Metrolink expansion.

On this basis, the Project is considered consistent
with Policy M-3.6.

M-3.7 High Speed Rail. We encourage the
development of high-speed rail systems
that would enhance regional mobility in
Southern California and serve the City of
Ontario.

Consistent. No railways exist within or near the
Specific Plan area. The Project would not interfere
with or otherwise obstruct the development of highspeed rail systems.

On this basis, the Project is considered consistent
with Policy M-3.7.

M-3.8 Feeder Systems. We work with regional
transit agencies to secure convenient
feeder service from the Metrolink station
and the proposed multimodal transit
center to employment centers in Ontario.

Consistent. The Project site is located in an area
already served by public transit. The Project would
implement feeder transit facilities as required by
the City through its coordination with transit
agencies serving the area.

On this basis, the Project is considered consistent
with Policy M-3.8.

M-3.9 Ontario Airport Metro Center
Circulator. We will explore development
of a convenient mobility system, including
but not limited to shuttle service, people
mover, and shared car system, for the
Ontario Airport Metro Center.

Consistent. The Specific Plan area is not located in
or near the Ontario Airport Metro Center. The
Project would not interfere with or otherwise
obstruct the City’s development of a mobility system
in this area.

On this basis, the Project is considered consistent
with Policy M-3.9.

M-3.10 Multimodal Transportation Center. We
intend to ensure the development of a
multimodal transportation center near
ONT airport to serve as a transit hub with
amenities for transit riders, pedestrians,
and bicyclists transitioning to local buses,
BRT, the Gold Line, high-speed rail, the
proposed Ontario Airport Metro Center
Circulator, and other future transit modes.

We support locations for the multimodal
Consistent. The Specific Plan area is not located
in/near the area intended for development of the
Multimodal Transportation Center. The Project
would not interfere with or otherwise obstruct the
implementation of this transit hub.

On this basis, the Project is considered consistent
with Policy M-3.10.
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May 29, 2024

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TABLE 5: TOP 2050 CONSISTENCY ANALYSIS

MOBILITY ELEMENT
transportation center that are north of
ONT airport, between Vineyard Avenue
and Interstate 15.

M-3.11 Transit and Community Facilities. We
require the future development of
community-wide serving facilities to be
sited in transit-ready areas that can be
served and made accessible by public
transit. Conversely, we plan (and
coordinate with other transit agencies to
plan) future transit routes to serve
existing community facilities.

Consistent. The Project site is located in an area
already served by public transit. The Applicant
would also coordinate with the City and transit
agencies to implement transit service and thereby
reduce vehicle miles traveled.

On this basis, the Project is considered consistent
with Policy M-3.11.

M-4 Goods Movement
Goal M-4 An efficient flow of goods through the City that maximizes economic benefits and minimizes negative impacts.

Policies Remarks
M-4.1 Truck Routes. We designate and
maintain a network of City truck routes
that provide for the safe and efficient
transport of goods while minimizing
negative impacts on local circulation and
noise-sensitive land uses, as shown on
Exhibit M-04, Truck Routes. We will
minimize conflicts on truck routes through
the design and implementation of buffers
between travel lanes and pedestrian and
bicycle facilities on designated truck
routes.

Consistent. The Project does not propose uses or
activities that would generate substantial truck
traffic. Any trucks accessing the Specific Plan area
would utilize the City’s designated truck routes,
thereby minimizing negative impacts on local
circulation and noise-sensitive land uses.

On this basis, the Project is considered consistent
with Policy M-4.1.

M-4.2 Regional Participation. We work with
regional and subregional transportation
agencies and adjacent cities to plan and
implement goods movement strategies,
including regional truck routes, plans and
projects that improve mobility, support
the efficient movement of goods, and
minimize negative environmental
impacts.

Consistent. The Project land uses take advantage of
proximate available improved transportation
systems acting generally to facilitate mobility, goods
movement, and goods delivery on a local, subregional and regional basis. The Project would not interfere with or otherwise obstruct City efforts and
actions to coordinate regional and sub-regional
plans and strategies facilitating mobility, goods
movement, and goods delivery.

On this basis, the Project is considered consistent
with Policy M-4.2.

M-4.3 Railroad Grade Separations. We
eliminate at-grade rail crossings
identified on Exhibit M-01, Roadway
Classifications.

Consistent. No at-grade rail crossings are located
within or adjacent to the Project site. The Project
would not interfere with or otherwise obstruct the
City’s elimination actions in this regard.
1898
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May 29, 2024

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TABLE 5: TOP 2050 CONSISTENCY ANALYSIS

MOBILITY ELEMENT
On this basis, the Project is considered consistent
with Policy M-4.3.

M-4.4 Environmental Considerations. We
support both local and regional efforts to
reduce/eliminate the negative
environmental impacts of goods
movement through the planning and
implementation of truck routing and the
development of a plan to evaluate the
future needs of clean fueling/recharging
and electrified truck parking.

Consistent. The Specific Plan Design Guidelines and
Development Regulations act globally to minimize
potential environmental impacts of goods
movement associated with the Project.

Please refer also to remarks at Policies M-4.1, M-4.2.

M-4.5 Air Cargo. We support and promote a
ONT airport that accommodates 1.6
million tons of cargo per year, as long as
the impacts associated with that level of
operations are planned for and mitigated.

Consistent. The Specific Plan area is not located
within an identified Safety Zone of the ONT airport.

The Project would not impact, nor be impacted by,
ONT airport cargo operations.

On this basis, the Project is considered consistent
with Policy M-4.5.

M-5 Regional Transportation
Goal M-5 A proactive leadership role in helping identify and facilitate implementation of strategies that address regional transportation challenges.

Policies Remarks
M-5.1 Regional Leadership. We maintain a
leadership role to help identify and
implement potential solutions to longterm regional transportation problems.

Consistent. The Project would not interfere with or
otherwise obstruct the City’s leadership efforts and
actions.

On this basis, the Project is considered consistent
with Policy M-5.1.

M-5.2 Land Use Compatibility with Regional
Transportation Facilities. We work with
ONT, railroads, Caltrans, SBCTA, and other
transportation agencies to minimize
impacts.

Consistent. The Project would not interfere with or
otherwise obstruct the City’s cooperative efforts
with regional transportation agencies.

On this basis, the Project is considered consistent
with Policy M-5.2.

Sources: Goal and Policy statements from TOP 2050; remarks by Urban Crossroads.

Prior to the issuance of Building Permits, the City would review the final Project designs to ensure consistency with City programs, plans, and policies as outlined above. Consistency with applicable City ordinance requirements is required as a matter of law.

Level of Significance: Less-Than-Significant. As summarized at Table 5, the Project does not propose or require uses or facilities that would conflict with applicable programs, plans, and 1899
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15662-03 VMT
policies addressing the circulation system. Project impacts in these regards would therefore be less-than-significant.

T-2 ASSESSMENT
The Project is consistent with CEQA Guidelines section 15064.3, subdivision (b) regarding policies to reduce VMT. The City of Ontario has adopted the following thresholds of significance related to VMT for land use plans:

The SBTAM model should be used to forecast total daily VMT per Service Population (SP) is the required method for estimating VMT.
• A significant impact would occur if the project VMT per SP exceeds the Citywide average VMT per SP under General Plan Buildout Conditions.
• A significant impact would occur if the project caused total daily VMT per SP within the City to be higher than the no project scenario under cumulative conditions.

Based on the VMT analysis previously presented in this technical memorandum, Projectgenerated VMT per service population was found to be less than the City of Ontario VMT per service population under General Plan Buildout Conditions. Additionally, total daily VMT per service population within the City is forecast to remain unchanged under “With Project” for cumulative conditions. The Project therefore results in a less-than-significant VMT impact.

T-3 ASSESSMENT
Efficient and safe operations of the Project would be provided by on-site and localized circulation and intersection improvements to be developed as the Project individual site and building designs are finalized. The City would ensure that all on-site and localized circulation and intersection improvements would be designed and constructed consistent with applicable provisions of the Specific Plan and pursuant to City site plan and Building Permit review processes and requirements.

Traffic signing and striping would be implemented in conjunction with detailed Project construction plans. Sight distance at each Project access point would be reviewed with respect to standard Caltrans and City of Ontario sight distance standards at the time of preparation of final grading, landscape and street improvement plans.

The Project would generate passenger car trips typical of the proposed uses. As part of established site and Building Permit review processes, the City would require implementation of designated travel paths, signing, and traffic controls to ensure that traffic conflicts are minimized or avoided. Land uses proximate to the Project site are planned for, or are developed with urban uses similar to those proposed by the Project. These uses would generate urban traffic types similar to traffic generated by the Project and would not generate traffic that would be incompatible with the Project traffic types.

As supported by the preceding discussions, the potential for the Project to substantially increase hazards to a design feature (e.g., sharp curves or dangerous intersections) or incompatible uses (e.g., farm equipment); is considered less-than-significant. 1900
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May 29, 2024

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T-4 ASSESSMENT

EMERGENCY ACCESS
Access to the Specific Plan area is provided by improved urban roadways. As part of the City’s established design review processes, design and implementation of all Project circulation improvements, as well as final design(s) of the Project site plan(s), to include locations and design of proposed driveways, would be required to be reviewed and approved by the City Traffic Engineer. In addition, as part of the City’s established design review processes, representatives of the City’s Police and Fire Departments would review the Project’s plans in regard to emergency access. Efficient and safe access within, and access to, the Project is provided by the Specific Plan design concepts, site access improvements, and site adjacent roadway improvements included as components of the Project. In combination, these elements act to facilitate emergency access and avoid conditions that would restrict or limit access under emergency conditions.

OTHER CONSIDERATIONS
It is also recognized that temporary and interim traffic detours and traffic disruptions could occur during Project construction. To minimize effects of Project construction on area traffic patterns, it is recommended that the following or similar Construction Area Traffic Management Plan (Plan) be implemented as a Project Condition of Approval. Typical elements and information incorporated in the Plan would include, but not be limited to:
• Name of on-site construction superintendent and contact phone number. • Identification of Construction Contract Responsibilities - For example, for excavation and grading activities, describe the approximate depth of excavation, and quantity of soil import/export (if any).
• Identification and Description of Truck Routes - to include the number of trucks and their staging location(s) (if any).
• Identification and Description of Material Storage Locations (if any). • Location and Description of Construction Trailer (if any). • Identification and Description of Traffic Controls - Traffic controls shall be provided per the Manual of Uniform Traffic Control Devices (MUTCD) if the occupation or closure of any traffic lanes, parking lanes, parkways or any other public right-of-way is required. If the right-of-way occupation requires configurations or controls not identified in the MUTCD, a separate traffic control plan must be submitted to the City for review and approval. All right-of-way encroachments would require permitting through the City. • Identification and Description of Parking - Estimate the number of workers and identify parking areas for their vehicles.
• Identification and Description of Maintenance Measures - Identify and describe measures taken to ensure that the work site and public right-of-way would be maintained (including dust control).
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15662-03 VMT
The Plan would be reviewed and approved by the City prior to the issuance of the first building permit. The Plan and its requirements would also be required to be provided to all contractors as one component of building plan/contract document packages.

Based on the preceding, the potential for the Project to result in inadequate emergency access would be less-than-significant.

If you have any questions, please contact me directly at [email protected].

1902
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REFERENCES

1. City of Ontario. SB 743 VMT Thresholds. City of Ontario : s.n., June 2020.

2. —. The Ontario Plan 2050. City of Ontario : PlaceWorks, August 2022.

3. City of Eastvale. Eastvale General Plan 2040. City of Eastvale : PlaceWorks, March 2024. Volume I.
1903
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ATTACHMENT A

PROJECT SITE PLAN
1904
15662-03 VMT
EXHIBIT A-1: PRELIMINARY SITE PLAN
1905
DEXTER WILSON ENGINEERING, INC.

WATER ● WASTEWATER ● RECYCLED WATER

CONSULTING ENGINEERS
2234 FARADAY AVENUE ● CARLSBAD, CA ● (760) 438-4422

WATER SYSTEM ANALYSIS FOR THE
ESPERANZA PA 11 PROJECT IN

ONTARIO RANCH

IN THE CITY OF ONTARIO
April 17, 2025
1906
1907

TABLE OF CONTENTS
PAGE NO.

Introduction ............................................................................................................................1 Purpose of Study .......................................................................................................................3 Study Area and Available Water System Pressure .................................................................3 Water System Design Criteria ..................................................................................................3 Water Demand Rates.....................................................................................................4 Peaking Factors .............................................................................................................4 Existing and Proposed Water System ......................................................................................4 Private Water System ...........................................................................................................6 Domestic Meter and Service ..........................................................................................6 Private Fire Protection Service .....................................................................................7 Hydraulic Model Development..................................................................................................7 Available Hydraulic Grade Line....................................................................................7 Fitting and Valve Losses ...............................................................................................7 Meter and Backflow Assembly Losses...........................................................................7 Hydraulic Model Analysis ........................................................................................................8 Conclusions and Recommendations..........................................................................................9

APPENDICES

APPENDIX A DESIGN CRITERIA

APPENDIX B PRIVATE WATER REFERENCE

APPENDIX C COMPUTER MODELING OUTPUT
1908
DEXTER WILSON ENGINEERING, INC. PAGE 2

LIST OF FIGURES
PAGE NO.

FIGURE 1 VICINITY MAP.......................................................................................2 FIGURE 2 EXISTING AND PROPOSED WATER SYSTEM..................................5

LIST OF TABLES
PAGE NO.

TABLE 1 ESPERANZA PA 11 WATER DEMAND FACTORS .............................4 TABLE 2 ESPERANZA PA 11 PROJECTED WATER DEMAND ........................6 1909
1910
1911
Marcos Padilla, P.E.

April 17, 2025
Water System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 3
Purpose of Study
The purpose of this letter report is to analyze the existing and proposed water system for Esperanza PA 11 project and determine if there are any water system deficiencies created by the proposed development of this property and land use change from school site to residential.

This report will address any offsite (public) water system improvements are needed for the development of the project so that the offsite water system will be in conformance with the City water system design standards.

A previous Master Plan of Water was prepared for the entire project in 2015 for the overall developer.

Study Area and Available Water System Pressure
In general, the study area for this water report is Esperanza PA 11 project boundary. The extent of the existing water system which was incorporated into the analysis of the project site was based on the existing water distribution system that serves the project area.

Figure 2 presents the existing and proposed water facilities in the project area.

Water service to the project will be from the 925 Pressure Zone of the City’s public water system. Finished floor elevations on the project property range between 705 feet and 711 feet. This results in a maximum static water pressure range of 93 psi to 95 psi on the project site.

Water System Design Criteria
The design criteria used for the evaluation of the proposed water system by Esperanza PA 11 project are based on City design criteria. This water design criteria is presented in the City’s most recent Master Plan for the overall project. A copy of the pertinent sections where the design criteria is located is attached as Appendix A. 1912
Marcos Padilla, P.E.

April 17, 2025
Water System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 4
Water Demand Rates. The water demand rates for the project and surrounding area are presented as Table 1 below.

TABLE 1
ESPERANZA PA 11 WATER DEMAND FACTORS
Land Use Demand Factor
Residential – Attached Dwellings
(11-25 units/acre)
323 gpd/unit
Peaking Factors. The peaking factors utilized in this study are identified in the City’s Master Plan. To convert average day demand to maximum day demand a peaking factor of

1.55 was utilized and to convert average day demand to peak hour demand a peaking factor of 1.98 was utilized.

Existing and Proposed Water System
There are existing public water facilities directly adjacent to the project site. There is an existing 24-inch diameter public water line in Eucalyptus Avenue and existing 8-inch public water lines surrounding the project. The project will be connecting its onsite private water systems to two existing water lines in Amherst Avenue and Chatham Street.

Figure 2 presents the existing and proposed water system in the project vicinity. 1913
1914
Marcos Padilla, P.E.

April 17, 2025
Water System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 6
Table 2 provides the summary of projected water demand for the project.

TABLE 2
ESPERANZA PA 11 PROJECTED WATER DEMAND
Description Quantity
Unit Demand
Factor
Total Avg.

Demand, gpd
Medium Density Residential 161 units 323 gpd/unit 52,003 Per the City design criteria, the maximum day demand calculates to be 80,605 gpd (56 gpm) and the peak hour demand calculates to be 102,966 (72 gpm).

Private Water System
Per the City’s requirement, the onsite water system for Esperanza PA 11 will be private. One connection will be made for the domestic service and two connections will be made for the fire protection service to the project site. Connections will be made at Chatham Street and Amherst Avenue.

Domestic Meter and Service. The preliminary water fixture count (WFU) for the proposed units are estimated to be 30 to 35 WFUs per unit. Based on a WFU count of between 30 and 35 fixture units per home and an extrapolation curve as shown in Appendix B, the design demand for water meter sizing is estimated to be approximately 675 gpm for the project.

Based on the meter capacities established in AWWA C700-20, the project will likely require a 4-inch or 6-inch meter. A bypass meter will be provided in the event that the primary meter is temporarily of service. The final sizing of the service laterals and meters will need to be confirmed once the fixture units and plumbing plans for each home are finalized. 1915
Marcos Padilla, P.E.

April 17, 2025
Water System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 7
Private Fire Protection Service. The private fire protection system will consist of two DCDA backflow preventers at each connection point and 8-inch diameter water lines throughout the project. The 8-inch diameter private fire protection system will sufficiently convey the projected 1,500 gpm fire flow requirement. This was confirmed by a hydraulic computer model that is presented in the next section of this water study.

Hydraulic Model Development
The KYPIPE computer software program developed by the University of Kentucky was used to analyze the proposed onsite and existing offsite public water system. KYPIPE utilizes the Hazen-Williams equation for determining head loss in pipes. The program also determines the flow and velocity in the pipes as well as the available pressure at nodes in the water system. An assumed roughness coefficient “C” value of 120 was used for all pipes.

Available Hydraulic Grade Line. Fire flow test data in the vicinity of the project was performed by the City and is included in Appendix C for reference. Results from the hydrant flow test show a residual pressure of approximately 58 psi at the fire flow requirement for the project at the hydrant flow test location (Eucalyptus Avenue west of the project site).

Fitting and Valve Losses. To simulate minor losses through pipe fittings and valves, minor loss coefficients or “k” values for all fittings associated with pipes were included in the hydraulic model.

Meter and Backflow Assembly Losses. The pressure loss through the proposed meters and backflow preventers was incorporated into the computer model. Appendix B presents candidate DCDA and RP backflow preventers. The manufacturer’s literature includes charts which show pressure loss through the backflow preventer as a function of flow. These charts were used to incorporate the pressure losses reflected in the computer modeling. 1916
Marcos Padilla, P.E.

April 17, 2025
Water System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 8
Hydraulic Model Analysis
Hydraulic modeling of the proposed onsite and existing offsite water system for the Esperanza PA 11 project was performed to confirm the pipe sizes necessary to provide adequate domestic and fire protection service. The water system was analyzed under an onsite 1,500 gpm fire flow scenario.

Appendix C provides the results of the computer model for the analyzed water system.

Exhibit A at the back of Appendix C provides the Node and Pipe Diagram of the analyzed water system.

The results of the hydraulic analyses presented in Appendix C show that the proposed water system for the project site is adequate for domestic service and fire protection. For fire protection, the results of the computer runs show that a fire flow of 1,500 gpm can be delivered to the any fire hydrant within the project site with a residual pressure at the hydrant of greater than 20 psi. The minimum residual pressures are 31 psi under a 1,500 gpm fire flow scenario. Domestic demands can be provided with residual pressures of at least 58 psi.

The results of the computer hydraulic analyses for Esperanza PA 11 project indicate that the existing public water system can provide sufficient flow and pressure for the projects’ domestic and expected fire protection service needs.
1917
Marcos Padilla, P.E.

April 17, 2025
Water System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 9
Conclusions and Recommendations
The following conclusions and recommendations are summarized based on the water system analysis prepared for the proposed Esperanza PA 11 project.

1. The project will be supplied from the existing City 925 Zone water system.

2. The project is proposing to make two connections to the existing public water system.

These include a connection to an existing 8-inch diameter line in Chatham Street and a connection to an existing 8-inch line in Amherst Avenue.

3. Figure 2 presents the existing and proposed water system surrounding the project.

4. The estimated WFU count and corresponding peak water demand (675 gpm approximate) is provided on page 6 of this report.

5. A maximum day demand plus fire flow of 1,500 gpm can be met at the project site with existing and the proposed piping with all residual pressures greater than 20 psi.

6. Fire flow test data in the vicinity of the project was performed by the City and is included in Appendix C for reference

7. This report presents the sizing and a general schematic layout of the proposed onsite water system. The design engineer for the water system should incorporate valves, fittings, and appurtenances in accordance with the design guidelines of the City of Ontario.

8. The recommended material specification for all new potable water lines is AWWA C900 DR18 PVC.
1918
1919

APPENDIX A

DESIGN CRITERIA
1920
1921
4-1 R:Rpts\\Ontario, City of|2020_Water Master Plan
SECTION 4

WATER USE
4-1 Historic Water Production and Purchase
The City obtains its potable water supply from groundwater wells in Chino Basin and imported water from the Water Facilities Authority (WFA) and the Chino Basin Desalter Authority (CDA). Currently, the City operates seventeen (17) active wells.

The total annual water production and purchase from January 2007 to December 2018 is shown in Table 4-1 and on Figure 4-1. Figure 4-2 illustrates the historic water production and purchase by month. Over the last twelve years, the annual supply has averaged a total of 35,774 AFY (31.9 mgd). The average groundwater production is 23,520 AFY (21.0 mgd). Per the Chino Basin Watermaster 41st Annual Report, the City of Ontario has appropriative rights to 16,337 AFY, and its share of the initial operating safe yield is 11,374 AFY or 21 percent of the appropriative pool rights. The City has secured additional supply through transfers, purchase, and groundwater recharge. The average amount of imported water purchased is 12,253 AFY (10.9 mgd).

There has been a decrease in production over the past twelve years. This may be attributed to the expansion conscientious water conservation effort by the customers.

Water conservation is discussed further in Section 4-9.

Table 4-1
Historic Water Production and Purchase (Annual)
CDA
(AFY)
WFA
(AFY)
SAWCO
(AFY)
Total
(AFY)
Total
(mgd)
% of
Total
Local
(AFY)
DYY
Shift
(AFY)
Total
(AFY) mgd
% of
Total AFY mgd
2007 5,125 12,734 0 17,859 15.9 40% 26,946 0 26,946 24.1 60% 44,806 40.0 2008 5,498 8,740 0 14,238 12.7 33% 27,064 2,000 29,064 25.9 67% 43,302 38.7 2009 5,047 3,494 0 8,541 7.6 22% 28,996 2,000 30,996 27.7 78% 39,537 35.3 2010 5,327 7,666 0 12,993 11.6 37% 20,955 1,043 21,997 19.6 63% 34,990 31.2 2011 5,162 8,883 0 14,046 12.5 41% 20,442 0 20,442 18.3 59% 34,488 30.8 2012 4,911 10,415 0 15,326 13.7 43% 20,226 0 20,226 18.1 57% 35,552 31.7 2013 4,987 10,967 0 15,954 14.2 44% 19,967 0 19,967 17.8 56% 35,921 32.1 2014 5,288 10,135 0 15,423 13.8 43% 20,274 0 20,274 18.1 57% 35,697 31.9 2015 3,543 6,413 443 10,399 9.3 35% 19,544 0 19,544 17.5 65% 29,943 26.7 2016 3,029 2,398 107 5,534 4.9 19% 24,132 0 24,132 21.5 81% 29,666 26.5 2017 3,039 3,035 294 6,367 5.7 20% 25,797 0 25,797 23.0 80% 32,164 28.7 2018 4,413 5,589 359 10,361 9.3 31% 22,860 0 22,860 20.4 69% 33,221 29.7 Average 4,614 7,539 100 12,253 10.9 34% 23,100 420 23,520 21.0 66% 35,774 31.9 Calendar
Year
Imported Water Purchased
Total
Production
Groundwater Well Production and Purchase
of the City’s recycled water system, as well as a
CITY OF ONTARIO Potable Water Master Plan Update
1922
4-2 R:Rpts\\Ontario, City of|2020_Water Master Plan
F gure 4-1 i Historical Water Production and Purchase (Annual) Figure 4-2 Historical Water Production and Purchase (Monthly) 5 "H Production(AFY)
O N> ro co co u CJ1
cn o cn o cn O CJl o cn o
Q 8 8 8 8 8 8 8 8 8 % O o o o o o o o o o
2 sa 2007 am: 17,859 0
2008 29,064 14,238
2009 30,996 8,541
2010 21,997 12,993
2011 20,442 14,046
OQ>
CD3
Q. 2012 15,326 Q)
-<
CDG>
2013 15,954
2014 T 15,423
S'
& 2015 19,544 10,399 if m
9 3
O -O
2016 24,132 5,534 c o
=3
Q- ft)
I
CL D) <
S
’ § </) $
if 2017 2 5,797 6,367
*>
s
1 >
a H
2018 22,860 10,361 m *
5 5 2
I & c
Cfi if m

WATER USE
R:Rpts\\Ontario, City of|2020_Water Master Plan
3 Population data from California Department of Finance, E-5 Population and Housing Estimates for Cities 2000-2018, excluding estimate of population for areas in Ontario served by CVWD. 4 Water consumption estimates are from monthly water billing data. 1 Consumption from annual Department of Water Resources Public Water System Statistics Report. 2. Water Production/Purchase data extracted from City's Anuual System Operations Data EE Water Consumption versus Water Production / Purchase The City typically purchases/produces more water than the quantity measured by the customer meters. Table 4-2 summarizes the difference between the measured consumption and production from 2007 to 2018. Figure 4-3 graphically shows the City’s water consumption versus production/purchase.

Table 4-2
Water Consumption versus Water Production/Purchase
Water
Production/
Purchase2
(AFY)
Per Capita
Production/
Purchase
(gpcd)
Water
Consumption
(AFY)
Per Capita
Consumption
(gpcd)
NonRevenue
Water (%)
1 Calendar
Year Population3
2007 44,286 44,806 1.2% 158,405 253 250
2008 42,072 43,302 2.8% 158,181 244 237
2009 37,708 39,537 4.6% 157,539 224 214
2010 35,403 34,990 -1.2% 158,154 198 200
2011 37,735 34,488 -9.4% 160,723 192 210
2012 37,652 35,552 -5.9% 160,827 197 209
2013 34,212 35,921 4.8% 161,812 198 189
2014 35,160 35,697 1.5% 162,778 196 193
20154 29,346 29,943 2.0% 164,389 163 159
20164 29,056 29,666 2.1% 165,966 160 156
20174 30,817 32,164 4.2% 169,387 170 162
20184 33,026 33,221 0.6% 171,819 173 172
Average 35,539 35,774 2.6% 162,498 197 196
Per the historical records, the consumption between 2010 and 2012 was more than the amount of water produced and/or purchased, which could not have actually happened. Possible explanations for the discrepancy in data include the following:
> During this time, the City was expanding its recycled water system. Some customers were converted from potable water use to recycled water use. Some of the consumption data might have actually been a combination of the potable and recycled water use.
> City staff has been updating and reclassifying meter types in its billing database. Some of the data provided in the historical DWR reports might have been misclassified at the time the report was created. > Meters are not always perfectly calibrated. The margin of error in few large meters that measure production and purchase amounts or the thousands of small meters measuring consumption could contribute to the discrepancy in data.

The water consumption data before the 2015 Calendar Year is based on Department of Water Resources Public Water System Statistics Reports. After the 2015 Calendar Year, the consumption data is based on the monthly water billing data. Non-revenue water makes up between 0.6% and 4.8% of the total production and purchase supply, respectively. The City strives to keep the percentage as low as possible. The City’s non-revenue water is 2.6%, on average.

CITY OF ONTARIO 4-3 Potable Water Master Plan Update
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Non-revenue water occurs in all water systems. There will be differences in the accuracies of the few large meters which measure purchases and production, and the thousands of small customer meters which measure sales. Non-revenue water can also be due to unmeasured uses such as water main flushing and other maintenance related tasks. The remainder may be due to leaks from the system. The average nonrevenue water rate of 2.6%.

Figure 4-3
Water Consumption versus Water Production/Purchase
4-3 Water Demand Variations
Demand variations through a year are influenced by seasonal effects such as temperature, humidity, and precipitation. System demand variations throughout a day are influenced by the customer base and the daily lifestyles of the customers. In primarily residential areas, the peak demands within a day typically occur in the morning hours between 6:00 am and 9:00 am, when customers wake
to begin their daily routine. In largely commercial and industrial areas, the peaks may occur mid-day or the demand may even remain relatively constant throughout the work day.

For this study, the variations are expressed as a ratio to the average demand, with the average demand being equal to
one.

For the purpose of this master plan, the average day demand was based on the most recent twelve consecutive months of production and purchase data that was available at the time the hydraulic model was created. The average day demand is summarized in Table 4-3.
4-4 Monthly Demand Variations
water consumption exhibits a distinct seasonal pattern. Peak and low monthly consumption occur during the dry summer months and wet winter months, respectively. Monthly demand Table 4-3
Average Day Demand for the Hydraulic
Water Model

WATER USE
City’s
S g
« 8
r-J 50, 000 o rv
ro rv
cn
°
,
CM
P Purchase/Production
P Consumption
rv
ro M
a
*
rv m rC
45,000 in CM m
•»n
M 2
in rv
in m
*
-H
is o 55 «
o»
2*
* m «
„rv oooo rv- ro °lr1
in «N
H in
rsi S «M o.
<n ro' m ro
40,000 ro T
in in ID rv
H H
or «L
ro o
ro ro 3 $
ro ro ro s s
35, 000 in i£> O
a or «N
cn ro CT1 r-J 04 30,000
25,000
20,000
15,000
10,000
>-
u
_ <
<D
E
3 O
>
5, 000
0 4
Ni * * * 00 CD CO ^
r ID CO hv 00
o o o o CM
o o o o o o o o o
CM CM CM o o o CM CM CM CM CM CM CM CM CM
Calendar Year
* Data discrepancy possibly doe to conversion of potable meters to recycled water system,reclassification of meters in billing database, and/or error in meter reads
AF MGD gpm
September 2018 3,179 34.53 23,980
October 2018 2,850 29.95 20,800
November 2018 2,583 28.06 19,483
December 2018 2,053 21.58 14,988
January 2019 1,915 20.13 13,980
February 2019 1,503 17.49 12,147
March 2019 1,831 19.25 13,366
April 2019 2,708 29.41 20,425
May 2019 2,682 28.19 19,574
Typical of most Southern California communities, the City’s June 2019 2,966 32.22 22,373 July 2019 3,404 35.78 24,847
August 2019 3,479 36.57 25,397
Total 31,153 27.76 19,280
CITY OF ONTARIO Potable Water Master Plan Update
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totals and factors for 2007 to 2018 are shown in Table 4-4. Peak demands typically occur in July and August.

Low demands typically occur in February. The highest and lowest monthly demand factor for the 2018 Calendar year is 1.46 and 0.82, respectively.

The maximum month factor is estimated to be 1.46 times the ADD, which is representative of the OMC demands, since there is very little existing usage in the OR area. The OR maximum day peaking factor was estimated to be 1.36, which was developed by excluding a portion of the water use that is expected to be served through the recycled water system.

Table 4-4
Monthly Water Demand Totals and Factors
AF Factor AF Factor AF Factor AF Factor AF Factor AF Factor AF Factor January 3,031 0.81 2,402 0.67 2,639 0.80 2,134 0.73 2,090 0.73 2,427 0.82 2,108 0.70 February 2,402 0.64 2,238 0.62 2,033 0.62 1,690 0.58 2,004 0.70 2,190 0.74 1,958 0.65 March 3,127 0.84 3,055 0.85 2,726 0.83 2,345 0.80 2,060 0.72 2,317 0.78 2,583 0.86 April 3,387 0.91 3,588 0.99 3,297 1.00 2,683 0.92 2,574 0.90 2,369 0.80 2,883 0.96 May 4,132 1.11 4,032 1.12 3,880 1.18 3,325 1.14 3,267 1.14 3,212 1.08 3,362 1.12 June 4,511 1.21 4,363 1.21 3,574 1.08 3,621 1.24 3,493 1.22 3,597 1.21 3,500 1.17 July 5,039 1.35 4,750 1.32 4,385 1.33 3,970 1.36 3,895 1.36 3,881 1.31 3,808 1.27 August 4,974 1.33 4,733 1.31 4,307 1.31 4,005 1.37 3,939 1.37 4,061 1.37 3,824 1.28 September 4,359 1.17 4,338 1.20 4,008 1.22 3,714 1.27 3,524 1.23 3,722 1.26 3,574 1.19 October 3,925 1.05 4,105 1.14 3,403 1.03 2,878 0.99 3,004 1.05 3,276 1.11 3,251 1.09 November 3,369 0.90 3,323 0.92 3,028 0.92 2,500 0.86 2,307 0.80 2,641 0.89 2,657 0.89 December 2,549 0.68 2,374 0.66 2,257 0.69 2,125 0.73 2,331 0.81 1,860 0.63 2,411 0.81 Average 3,734 3,609 3,295 2,916 2,874 2,963 2,993
AF Factor AF Factor AF Factor AF Factor AF Factor AF Factor January 2,657 0.89 2,080 0.83 1,717 0.69 1,647 0.66 2,309 0.93 2,270 0.77 February 2,210 0.74 2,039 0.82 1,884 0.76 1,465 0.59 2,223 0.90 2,028 0.69 March 2,434 0.82 2,523 1.01 2,020 0.82 2,133 0.85 2,034 0.82 2,446 0.83 April 2,859 0.96 2,698 1.08 2,271 0.92 2,650 1.06 2,744 1.11 2,834 0.94 May 3,487 1.17 2,513 1.01 2,476 1.00 2,830 1.13 2,867 1.16 3,282 1.11 June 3,596 1.21 2,822 1.13 2,890 1.17 3,104 1.24 3,181 1.29 3,521 1.19 July 3,838 1.29 2,809 1.13 3,226 1.30 3,458 1.39 3,596 1.45 3,888 1.30 August 3,657 1.23 2,977 1.19 3,301 1.34 3,421 1.37 3,601 1.46 3,900 1.31 September 3,494 1.17 2,664 1.07 3,008 1.22 3,085 1.24 3,179 1.29 3,556 1.20 October 3,168 1.07 2,550 1.02 2,554 1.03 3,083 1.24 2,850 1.15 3,171 1.06 November 2,488 0.84 2,252 0.90 2,347 0.95 2,634 1.06 2,583 1.04 2,677 0.89 December 1,809 0.61 2,016 0.81 1,973 0.80 2,654 1.06 2,053 0.83 2,201 0.72 Average 2,975 2,495 2,472 2,680 2,768 2,981
Month
Month
2013
2014 2015 2016
2012
Average
2007 2008 2009 2010 2011
2017 2018

WATER USE
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Figure 4-4
Monthly Demand Factors
4-5 Daily Demand Variations
In the predominately developed OMC service area, the MDD is estimated to be 1.60 times the ADD. The OR maximum day peaking factor was estimated to be 1.50, which was developed by excluding a portion of the water use that is expected to be served through the recycled water system. The MDD estimate is summarized in Table 4-5.

In the hydraulic model, demands and patterns for high water users were allocated based on field data that was captured during the calibration period. For modeling purposes, the calibration diurnal pattern and demands were used for the ADD and MDD scenarios.

Table 4-5
Maximum Day Demand Summary

WATER USE
ADD (gpm) MDD MDD (gpm) /ADD
Peaking
Factor
Non- NonHWU1 HWU1 HWU Total HWU Total
Original Model Colony (OMC) 17,196 1,691 18,887 1.6 27,512 1,691 29,202 Ontario Ranch (OR) 391 2 393 1.5 586 2 588
Total 17,587 1,693 19,280 28,097 1,693 29,790
1 High water user demand and diurnal patterns are based on the calibration period CITY OF ONTARIO Potable Water Master Plan Update
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4-6 Hourly Demand Variations
Knowledge of accurate demand variations over a 24-hour period is essential for proper analysis of water systems. For this study, diurnal use patterns were developed for each hydraulic zone. Customer specific diurnal patterns were developed for high water users. The development of diurnal use patterns are described in detail in Section 5 (Diurnal Patterns) of this report. 4-7 System Demands and Peaking Factors
It is important to evaluate a water system during various incremental peak demands. Typically, a water system is designed to meet the maximum demands placed on it. The system components must be designed to cope with these demands as they occur. Maximum month and maximum day demands are important factors in sizing demands usually dictate the design criteria for both system respect to its transmission and distribution elements, as well as its operational storage capacity.

The peaking factors for Ontario Ranch (OR) was further refined to account for the fact that it is planned to be largely residential in nature and there were a dual recycled water system constructed in all major streets. The City anticipates a target of 12 percent of the total water use in low density residential areas to be provided by the recycled water system. It is expected that this percentage will increase as the residential density increases.

With more recycled water and less irrigation use on the domestic water system, the peaking factors in OR are reduced as detailed in Table 4-6. These factors are utilized for future demand estimates in Ontario Ranch.

The relationships between the peaking factors developed for this study with respect to the average day demand estimate are displayed graphically on Figure 4-5.

Table 4-6
Existing Water System Demands and Peaking Factors
OMC
Demand
OR
Demand
HWU
Demand1
(gpm) (gpm) (gpm) (gpm) (mgd) (AFY)
Average Day 17,196 391 1,693 19,280 27.76 31,098 1.00 1.00 1.00 Max Month 25,107 531 1,693 27,331 39.36 44,085 1.46 1.36 1.42 Max Day 27,512 586 1,693 29,790 42.90 48,051 1.60 1.50 1.55 Peak Hour2 N.A. N.A. N.A. 36,934 53.19 59,575 N.A.

Demand
Description
Total System Demand (OMC)
Peaking
Factor
(OR)
Peaking
Factor
Total
System
Peaking
Factor

WATER USE
a system’s supply capability. Maximum day
transmission and storage needs. Peak hour criterion is a measure of the system’s overall adequacy with N.A. 1.98
1 High water user demand and diurnal patterns are based on the calibration period 2 System Wide Peak Hour Factor was developed with multiple diurnal patterns that differ by zone, meter type, andfor high water users.

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Figure 4-5
Water Demand Peaking Factors
4-7.1 Existing Demands
Average Day - As detailed in Table 4-2, the average day demand daily production and purchase data between September 2018 and August 2019. As shown in Table 4-5, the average day demand is 31,153 AFY (19,280 gpm).

Maximum Month - As detailed in Table 4-6, the maximum month peaking factor for OMC and OR are 1.46 and 1.36, respectively. The maximum month demand is estimated as 45,341 AFY (28,109 gpm).

Maximum Day - As detailed in Table 4-6, the maximum day peaking factor for OMC and OR are 1.6 and

1.5, respectively. The maximum day demand is estimated as 48,051 AFY (29,790 gpm).

Peak Hour Demands - Modeled peak hour demands were based upon the diurnal patterns that were developed for the hydraulic model, as detailed in Section 5. The overall peak hour system demand is estimated to be 1.98 times the average day demand or 61,656 AFY (38,224 gpm). This factor varies by zone depending on the diurnal patterns developed by zone, meter type, and for high water users.

Existing Water Demands by Zone - Existing water demands by zone are shown in Table 4-5. These estimates are based upon the demand distribution generated from water billing historical data linked to the re distributed in the model using the 12-
, adjusted to the most-recent production and
purchase data (31,094 AFY; 27.8 mgd; 19,280 gpm) which takes into consideration non-revenue water.

Generally, the ADD were increased with the factors included in Table 4-6 to develop the Maximum Day Demands (MDD), which are summarized by zone in Table 4-7. It should be noted that the MDD model demands for the high water users are based on actual field data collected during the calibration period, and they are not estimated with the MDD peaking factor included in Table 4-6. The MDD total 48,051 AFY (42.9 mgd; 29,790 gpm).

WATER USE

2.20 Original Model Colony
DOntario Ranch
Total System

2.00 1.92 1.92 1.92
1 80
o
o

1.60 1.55 «3 1.60
U
_ 1.50 1.46
O) 1.42
c 1.36 1.40
(O
a>
CL 1.20

1.00 1.00 1.00

1.00m0.80

0.60 0.40

0.20 0.00
Average Day Max Month Max Day Peak Hour
Demand
> is based on the City of Ontario’s average
>
>
>
>
City’s meter geodatabase. The average day demands (ADD) we month consumption data from the City’s billing department CITY OF ONTARIO Potable Water Master Plan Update
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Table 4-7
Existing Water Demands by Zone
4-7.2 Water Unit Demand Factors
Existing consumption data was used in this study to represent the water use of existing customers. For future developments, water unit demand factors were used to estimate future water use. Potable water unit demand factors are generally based on the factors that were developed as a part of a study completed in May 2016 Ultimate Citywide Water Demand Estimate
The revised potable water unit demand factors are shown in Table 4-8.

The residential unit demand factors were first developed in terms of gpd/person. Then the maximum densities (people/du and du/ac) were applied to determine the factors in other units. The resulting unit factors in terms of gpd/du and gpd/ac represent the maximum expected demand factors.

The 2016 study included maximum residential densities in the Ontario Ranch area, which were based on rtment. Some of the recent
actual projections are higher than those included in the Ontario Plan, which needed to be updated to appropriately develop the demand factors and the future demand estimate. gpm mgd AFY
% of
Total gpm mgd AFY
% of
Total
1348 2,059 2.96 3,321 10.7% 3,273 4.71 5,280 11.0%
1212 8,947 12.88 14,432 46.4% 13,718 19.75 22,127 46.0% 1074 3,839 5.53 6,192 19.9% 5,939 8.55 9,579 19.9%
1010 4,153 5.98 6,698 21.5% 6,439 9.27 10,386 21.6%
925 282 0.41 455 1.5% 422 0.61 680 1.4%
Total 19,280 27.76 31,098 100.0% 29,790 42.90 48,051 100.0% 1 MDD for high water users model demands are based on actual field data collected, not MDD peaking factors included in Table 4-6
Average Day Demand Maximum Day Demand1
Zone

WATER USE
entitled “
historical development projections that were provided by the City’s planning depa CITY OF ONTARIO Potable Water Master Plan Update
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Table 4-8
Potable Water Unit Demand Factors
gpd unit gpd/ac gpd/du
Residential
Rural Residential RR 2 3.997 172 gpd/person 1,375 687
Low Density Residential (w/o RW) LDR 4 3.997 123 gpd/person 1,970 492 Low Density Residential (w/ RW) LDR 5 3.997 95 gpd/person 1,900 380 Low Medium Density Residential (w/o RW) LMDR 8.5 3.997 105 gpd/person 3,570 420 Low Medium Density Residential (w/ RW) LMDR 11 3.997 90 gpd/person 3,960 360 Medium Density Residential (w/o RW) MDR 18 3.347 90 gpd/person 5,420 301 Medium Density Residential (w/ RW) MDR 25 3.347 80 gpd/person 6,690 268 High Density Residential (w/o RW) HDR 35 3.347 70 gpd/person 8,200 234 High Density Residential (w/ RW) HDR 40 3.347 60 gpd/person 8,030 201 Commercial
Business Park (w/o RW) BP 103 gpd/job 3,140
Business Park (w/ RW) BP - - 59 gpd/job 1,800 -
General Commercial (w/o RW) GC 258 gpd/job 3,140
General Commercial (w/ RW) GC - - 148 gpd/job 1,800 -
Hospitality4
(w/o RW) HOS 155 gpd/room 5,980
Hospitality4
(w/ RW) HOS - - 130 gpd/room 5,000 -
Neighborhood Commercial (w/o RW) NC 99 gpd/job 3,140
Neighborhood Commercial (w/ RW) NC - - 57 gpd/job 1,800 - Office Commercial (w/o RW) OC 53 gpd/job 3,840
Office Commercial (w/ RW) OC - - 35 gpd/job 2,500 -
Industrial
Industrial (w/o RW) IND - - 110 gpd/job 2,290 -
Industrial (w/ RW) IND - - 67 gpd/job 1,400 -
Mixed Use5
High Density Residential (w/o RW) MU-HDR 35 2.000 70 gpd/person 4,900 140 High Density Residential (w/ RW) MU-HDR 40 2.000 60 gpd/person 4,800 120 Office (w/o RW) MU-O 53 gpd/job 3,840
Office (w/ RW) MU-O - - 35 gpd/job 2,500 -
Non-Office (w/o RW) MU-NO 179 gpd/job 2,690
Non-Office (w/ RW) MU-NO - - 102 gpd/job 1,800 -
Open Space
Open Space Non-Recreational (w/o RW) OS-NR 2,340
Open Space Non-Recreational (w/ RW) OS-NR - - 1,000 -
Open Space Recreational (w/o RW) OS-R 2,340
Open Space Recreational (w/ RW) OS-R - - - 1,000 -
-
Landuse
Max
Density
(du/ac)1
Density
(people/
du)2
Domestic Water Unit Demand
Factors3

WATER USE
rjwrfJwwwwjwwmwjwrrtwmwTfJwwwwjwwmwjwrrtwmwrfJwwwwrtWJWwmwjwfrtwniwrfJwwrtWJWwmwjYtf mwwftwwvywwrtwrtwyi Ywwvvvwwvvavwvwvvvvwvwyn YvwwvvvvvwvwvyvwvvvvvYrtvvvu vftvivywwwy vwwyvv«vwvwvrtwwv«vwvwvyvdvkvwvyvi rwvawwwvvwwvwvvwwrt WiViViVVViViViViViVViVi CITY OF ONTARIO Potable Water Master Plan Update
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Table 4-8 (Continued)
Potable Water Unit Demand Factors
4-7.3 Future Demands -9 by zone.

Generally, the ADD were increased with the factors included in Table 4-6 to develop the Maximum Day Demands (MDD), which are summarized by zone in Table 4-7. It should be noted that the MDD model demands for the high water users are based on actual field data collected during the calibration period, and they are not estimated with the MDD peaking factor included in Table 4-6. The MDD total 48,051 AFY (42.9 mgd; 29,790 gpm).

Table 4-9
Future Water demands by Zone
gpd unit gpd/ac gpd/du
Public
Public Facility (w/o RW) PF 3,040
Public Facility (w/ RW) PF - - 1,700 -
Public Middle or High School (w/o RW) PS - - 50 gpd/student 3,500 - Public Middle or High School (w/RW) PS - - 10 gpd/student 1,800 - Public Elementary School (w/o RW) PS - - 30 gpd/student 3,500 - Public Elementary School (w/RW) PS - - 10 gpd/student 1,800 - 3Unit Flow Factor Abbreviations:
ac = acre du = dwelling unit gpd = gallons per day
room = hotel/motel room stu = student tsf = thousand square feet 2Density per the City's 2010 General Plan (The Ontario Plan) 4 If possible it is recommended to use 130 - 155 gpd/room on a case by case basis. It is difficult to estimate the number of rooms or square footage per acre. 5Mixed Use demands should be based on the types of landuse that make up the specific area and the unit demand factors provided above. The City's 2010 General Plan (The Ontario Plan) provides detailed information on the landuses that make up each mixed use area.
- 1Max Density per the City's 2010 General Plan (The Ontario Plan) for OMC without recycled water. Density for LDR, LMDR, MDR, and HDR with recycled water (Ontario Ranch) were increased per the City Planning Department recommendation (March 2016).

Landuse
Max
Density
(du/ac)1
Density
(people/
du)2
Domestic Water Unit Demand
Factors3
gpm mgd AFY
% of
Total gpm mgd AFY
% of
Total
1348 2,137 3.08 3,446 6.0% 3,398 4.89 5,481 6.2%
1212 11,298 16.27 18,224 31.6% 17,481 25.17 28,196 31.9% 1074 4,103 5.91 6,618 11.5% 6,361 9.16 10,261 11.6%
1010 6,292 9.06 10,149 17.6% 9,706 13.98 15,657 17.7%
925 11,886 17.12 19,172 33.3% 17,831 25.68 28,762 32.6% Total 35,716 51.43 57,610 100.0% 54,778 78.88 88,357 100.0% 1 MDD for high water users model demands are based on actual field data collected, not MDD peaking factors included in Table 4-6
Zone
Average Day Demand Maximum Day Demand1

WATER USE
The City of Ontario’s Future water system demands utilized in this study are detailed in Table 4 CITY OF ONTARIO Potable Water Master Plan Update
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The increase in future water demand is due to development of Ontario Ranch, anticipated densification in land will be fully occupied (vacant land will be built upon and occupied).

The total water maximum day demand for the future system is estimated 54,778 gpm (78.88 mgd; 88,357 AFY).

This Subsection describes the process of developing the future system demands for the areas that are going to be developed or redeveloped and distributing the demands in the hydraulic model. The existing demands remained the same unless an area was going to be redeveloped.

In summary, the following steps were used to estimate the future demands:

1. Existing meter data was used for existing uses.

2. Used Water Demand Factors included in Table 4-7 to estimate demand for the vacant and future densification areas. In areas of redevelopment the existing demands were updated with the estimated flows for the future development.

3. Appendix 4-1) provided the population and job
estimates for all future mixed use areas as defined by the Ontario Plan (General Plan). The unit flow factors provided in Table 4-7 were used to estimate the total average day water demand for mixed use areas. Any existing water demands were deducted from the total future average water demand estimate. If the existing demands were greater than the calculated future demands, the existing water demand was maintained in the hydraulic model. The difference was then applied to the hydraulic model in the specific mixed use area.

4. In the Original Model Colony, future average water demands were calculated for currently vacant parcels, assuming that they will be developed in the future per the land use designated in the General Plan. The parcel acreage and the water demand factors provided in Table 4-7 were utilized to estimate the total water demand.

5. All available specific plans and other more current planning information were utilized for Ontario Ranch.

The specific plan areas are shown on Figure 4-6. The City compiled the information and provided table specifying the proposed land uses (Appendix 4-1: Ontario Ranch Proposed Land Uses per Specific Plans). The detailed land use information and the water demand factors provided in Table 4-7 were utilized for calculating the future water demands. Demands were applied to the nearest model junction.

If less than 50 percent of a specific plan area was constructed at the time of this study, all existing water demand was removed and replaced with the projected future water demand. If a specific plan area was mostly constructed, the difference in existing and future water demand was added to the model in that particular area.

6. On the west side of Ontario Ranch, where no specific plans yet exist, the future water demands were calculated utilizing the General Plan land uses, parcel acreages, and the water demand factors provided in Table 4-7. Demands were applied to the nearest model junction.

WATER USE
use and population per the City’s 2010 General Plan, and the assumption that the area within the service area The “City Buildout Table” approved in April 2015 (
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4-8 Recycled Water
recycled water use was 9,653 AFY (3,042 gpm) in Fiscal Year 2018. The recycled water is supplied by Inland Empire Utilities Agency (IEUA). Recycled water treatment plants are conveyed through .
there are approximately 370 recycled customer meters in the City. s Recycled Water Master Plan was last updated in April 2006. It is being updated concurrent to this master plan. Potable water customers that are anticipated to be converted to the recycled water system in the future will be identified as part of the recycled water master plan update. 4-9 Water Conservation
Title 6, Chapter 8A, The Emergency
conservation issues. The reference for this Chapter is Ordinance 2907, which became effective June 16, 2009.

Voluntary conservation is encouraged to limit the amount of water used to the amount absolutely necessary for health, business, and irrigation. The following elements of conservation apply at all times on a voluntary basis:

Avoid hose washing of sidewalks, walkways, driveways, parking areas or other paved surfaces, except as required for sanitary purposes.

Wash motor vehicles, trailers, boats and other types of mobile equipment using a hand held bucket or a hose equipped with a positive shutoff nozzle for quick rinses, or at the immediate premises of a commercial car wash or with recycled wastewater for approved uses.

Avoid using water to clean, fill or maintain levels in decorative fountains, ponds, lakes or other similar aesthetic structures unless such water is part of a recycling system.

Encourage restaurants, hotels, cafés, cafeterias or other public places where food is sold, served or offered for sale, to serve drinking water only to those customers expressly requesting water.

Promptly repair all leaks from indoor and outdoor plumbing fixtures.

Avoid watering lawn, landscape or other turf area more often than every other day and during the hours between 6:00 a.m. and 6:00 p.m.

Avoid causing or allowing the water to run off landscape areas into adjoining streets, sidewalks or other paved areas due to incorrectly directed or maintained sprinklers or excessive watering.

The City maintains water conservation information on their website for viewing by the public. Information includes water use efficiency and conservation tips, links to other websites pertaining to water conservation, area. Indoor and outdoor rebates are also offered to commercial businesses 4-9.1 California Water Conservation
A variety of executive orders have been issued since 2009 regarding water conservation in the state of California. The following is a brief summary:

1. November 2009 Senate Bill SBx7-7 (i.e. The Water Conservation Act of 2009) enacted Requires State of California Department of Water Resources (DWR) in consultation with other state agencies, to develop a single standardized water use reporting form that can be used by both urban and agricultural water agencies.

For urban water conservation, the legislation sets an overall goal of reducing per capita urban water use by 20 percent by December 31, 2020.

2. April 2014 Proclamation
Governor declares a drought State of Emergency to exist in California due to severe drought conditions.

WATER USE
The City’s
from lEUA’s
lEUA’s pipe conveyance system to the City’s recycled distribution system According to the City’s billing data The City
Water Conservation Plan of the City’s Municipal Code addresses water >
>
>
>
>
>
>
and links to lEUA’s website where indoor and outdoor rebates are offered for residents of the IEUA service >
>
>
CITY OF ONTARIO Potable Water Master Plan Update
1935
4-15 R:Rpts\\Ontario, City of|2020_Water Master Plan
Calls on Californians to reduce their water usage by 20 percent.

Suspends California Environmental Quality Act to allow the emergency regulation and other actions to take place as quickly as possible

3. December 2014 - Executive Order B-28-14
Extends the California Environmental Quality Act suspension through May 2016

4. April 2015 - Executive Order B-29-15
Imposes restrictions on urban water suppliers to achieve a statewide 25 percent reduction in potable urban usage through February 2016
Requires commercial, industrial, and institutional users to implement water efficiency measures Prohibits irrigation with potable water of ornamental turf in public street medians Prohibits irrigation with potable water outside newly constructed homes and buildings that is not delivered by drip or microspray systems
Directs urban suppliers to develop rate structures and other pricing mechanisms to promote water conservation
Requires urban suppliers to increase enforcement against water waste

5. November 2015 Executive Order B-26-15
Directs State agencies to prioritize and accelerate approvals for projects that enhance the ability of a local or state agency to capture high precipitation events Extends drought restrictions through October 2016

6. May 2016 - Executive Order B-37-16
Aims
Californians adopt permanent changes to use water more wisely.

Directs the State Water Resources Control Board to develop new mandatory water conservation regulations
Directs the Department of Water Resources to update new water use targets for urban water agencies. These new targets will build upon the existing requirement to achieve 20% reduction in usage by 2020. The executive order states that new targets would be developed no later than 2020, with the goal of reaching full compliance by 2025.

Directs the State Water Resources Control Board to eliminate water waste by i. permanently prohibits practices that waste potable water ii. directing actions to minimize water system leaks
iii. directing urban and agricultural water suppliers to accelerate data collection, improve water system management and prioritize capital projects to reduce water waste Directs the Department of Water Resources to strengthen local drought resilience by updating requirements for Water Shortage Contingency Plans
Directs the Department of Water Resources to improve agricultural water use efficiency and drought planning

7. April 2017 Executive Order B-40-17 was issued
Terminates the January 17, 2014 Drought State of Emergency Rescinds Executive Orders B-26-14, B-28-14, B-29-15, and B-36-15

WATER USE
>
>
>
>
>
>
>
>
>
>
>
> to bolster California’s climate and drought resilience by instructing State agencies to help >
>
>
>
>
>
>
CITY OF ONTARIO Potable Water Master Plan Update
1936
4-16 R:Rpts\\Ontario, City of|2020_Water Master Plan
Most of Executive Order B-37-16 (Making Water Conservation a California Way of Life) remains in full force. The Department of Water Resources and State Water Resources Control Board continues to:
i. develop permanent prohibitions on wasteful water use and requirements for reporting water use by urban water agencies. Permanent restrictions include:

Hosing off sidewalks, driveways and other hardscapes
Washing automobiles with hoses not equipped with shut-off nozzle Using non-recirculated water in a fountain or other decorative water feature Watering lawns in a manner that causes runoff, or within 48 hours after measurable precipitation
Irrigating ornamental turf on public street medians
ii. develop standards that urban water suppliers will use to set new urban water use efficiency targets
iii. direct actions to minimize water system leaks that waste large amounts of water. iv. direct urban and agricultural water suppliers to accelerate their data collection, improve water system management, and prioritize capital projects to reduce water waste v. work with agencies and suppliers to identify mechanisms that would encourage and facilitate the adoption of rate structures and other pricing mechanisms that promote water conservation

8. Assembly Bill No. 606 May 31, 2018
authorizes State Water Resources Control Board (SWRCB), along with the Department of Water Resources (DWR) to issue regulation requiring wholesale water suppliers, urban retail water suppliers, or distributors of public water supply to submit information relating to water production, water use, or water conservation.
require urban water suppliers to submit a urban water usage objective report by November 1, 2023
updates the requirements of the urban water management plans

9. Assembly Bill No. 1668 May 31, 2018
authorizes State Water Board, along with the Department of Water Resources (DWR) to issue regulation requiring wholesale water suppliers, urban retail water suppliers, or distributors of public water supply to submit information relating to water production, water use, or water conservation.
establishes 55 gallons per capita daily as the standard for indoor residential water use beginning January 1, 2025 and 50 gallons per capita daily beginning January 1, 2030 require DWR and SWRCB to adopt standards to monitor the performance of commercial, industrial, and institutional water use.

Includes penalties of $1,000 to $10,000 per day to the water supplier for violations to this order

WATER USE
>
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>
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CITY OF ONTARIO Potable Water Master Plan Update
1937
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+$
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+$

SIXTH ST

FIFTH ST
G ST

HOLT BLVD

MISSION BLVD

FRANCIS ST

PHILADELPHIA ST

RIVERSIDE DR
F
ERN ST
E

UCLID AVE

RIVERSIDE DR

MISSION BLVD

PHILADELPHIA ST

AIRPORT DR
I-10 FWY

ONTARIO MILLS PKWY

FOURTH ST

ETIWANDA AVE
IT15 FWY

URNER AVE
A

RCHIBALD AVE

EIGHTH ST
G

ROVE AVE
C

AMPUS AVE
E

UCLID AVE
S

AN ANTONIO AVE
M

OUNTAIN AVE
I-10 FWY

STATE ST

PHILLIPS ST

MILLIKEN AVE

JURUPA ST
H

AVEN AVE

MILLIKEN AVE

SIXTH ST
B

AKER AVE

VINEYARD AVE

FOURTH ST
I ST
B

ENSON AVE
B

ENSON AVE
M

AGNOLIA AVE
C

YPRESS AVE

WALNUT ST
C

UCAMONGA CREEK

TURNER AVE
SR-60
SR-60
New Model Colony

VINTAGE AVE

WINEVILLE AVE
I-15 FWY
Mission Blvd
Ontario International
Airport
Landfill
Riverside
County
City of
Fonatana
City of
Rancho
Cucamonga
City of
Upland
City of
Montclair
City of
Chino
C

AMPUS AVE
B

ON VIEW AVE
C

UCAMONGA AVE

GROVE AVE

BAKER AVE

VINEYARD AVE
S

ULTANA AVE

PARCO AVE

WALKER AVE

CUCAMONGA CREEK
A

RCHIBALD AVE
H

AVEN AVE

MILLIKEN AVE
E

UCLID AVE

CHINO AVE

SCHAEFER AVE

EDISON AVE

EUCALYPTUS AVE

MERRILL AVE

CLEVELAND AVE
4 52
44 Old
Model Colony
27 49
PRS14
S-8
9 &-
T-7
12"
T-1
12"
T-3
18"
T-3
18"
T-6
42" T-5
30"
T-4
24"
T-5
30"
T-1
12"
T-4
24"
T-2
18"
T-5
30"
P-13
16"
P-12
12"
P-18
8"
P-15
6"
P-17
6"
P-16
10"
12"
P-11
12"
P-5
18"
P-4
18"
P-3
30"
P-3
30" P-2
30"
P-1
20"
P-1
20"
ST-4
RES1212-4B
ST-5
30"
%,
R-12
%,
R-11
%,
R-14
%,
R-13
S-16
18"
S-17
24"
S-21
18"
S-18
30"
S-24
18"
S-28
S-29
56 S-33
S-34
57 S-38
18"
S-30
30"
S-32
30"
S-35
18"
T-9
18"
T-7
12"
T-7
12"
T-9
18"
T-7
12"
T-9
18"
T-7
12"
T-7
12"
T-9
18"
T-9
18"
T-9
18"
T-9
18"
T-9
18"
T-9
18" T-9
18"
T-7
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12" T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12" T-1
12"
T-1
12"
T-1
12"
T-5
30"
T-1
12"
T-4
24" T-4
24"
T-4
24"
T-4
24"
T-4
24"
T-4
24"
T-4
24"
T-4
24"
T-2
18"
T-4
24"
T-7
42"
FF-2
FF-3 FF-3 FF-3
FF-3
FF-3 FF-3
FF-3
FF-37
FF-5
FF-5
FF-5 FF-5
FF-6
FF-6
FF-7
FF-10
FF-10
FF-10
FF-13
FF-27
FF-28
FF-30
FF-37
FF-75
FF-62
FF-65 FF-65
FF-77
FF-69
FF-74
FF-77
S-14
S-15
48 RES925-2B
ST-10
S-40
S-22
S-23
54 Deodar St Jasmine Ct
Fuchsia Av
Elderberry Av
Hawthorne St
La Deney Dr.

Granite Av.

Boulder Av.

Armsley Sq.

Fifth St.

Caroline Ct.

Deodar St.

Sultana Av.

La Deney Dr. P easant Av. l
Yale St.

Deodar St.

Eleventh Av.

Richland St.

Sixth St.

I-10 FWY
Seventh St.

Virginia Av.

Fifth St.

Yale St.

Virginia Av.

Dorado Av.

Baker Av.

Princeton St.

Mariposa Av.

Fourth St.

Harvard Pl.

D St.

El Morado Ct.

Allyn Av.

Greenwood Av.

State St.

Cucamonga Av.

Grove Pl.

Ontario Blvd.

Washington St.

Taylor Av.

California St.

Kern St.

Maitland St.

Campus Av.

Raltson St.

Mission Blvd.

Greenwood Av.

Woodlawn St.

Belmont St.

Cucamonga Av.

Grove Av.

Bon View Av.

Francis St.

Budd St.

Anza Cr.

Francis St.

Cedar St.

Redwood Av.

Laroda Ct.

Oaks Av.

Helen Av.

Helen Av.

Oaks Av.

Haven Ct.

G St
Emporia St.

P um Av. l
D St.

Transit St.

E St.

E St.

F St.

B St.

Laurel Av.

Emporia St.

State St.

Sunkist St.

Vesta St.

Hollowel St Boulder Av.

Palmetto Av.

E St.

Brooks St.

B St.

Magnolia Av.

Mission Blvd.

Oaks Av.

FF-28
Holt Blvd
Airport Dr.

Vineyard Ave.

Moore Way.

I St.

Rosewood Ct.

Berkeley Ct.

J St. Rosewood Ct.

Elderberry Ave.

Airport Dr.

Doubleday Ave.

Jurupa St.

Dupont Ave.

Inland Empire
Blvd.

Francis St.

Baker Ave.

Fourth St.

Rosewood Ct.

Vine Ave.

College Wy.

Cloumbia Ave.

FF-19
Cypress Av.

Fifth St.

FF-70
FF-70
FF-21
Princeton St.

Jurupa St.

Archibald Av.

Harvard Pl.

WFA
Conn
WFA
Conn
CDA II
Conn
CDA II
Conn
CDA I
Conn
T-8
18"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12" T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12" T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-1
12"
T-9
18"
T-9
18" T-9
18"
T-1
12"
T-9
18"
P-6
18"
P-7
18"
P-8
24"
46 S-12
S-40
S-32
30"
ST-3
RES1212-4A
ST-9
RES
925-1B
ST-8
RES
925-1A
RES925-2A
ST-1
ST-6
RES1212-3
O-2
RES1010-1
RES1010-2B
RES1010-2A
RES1074-1B
RES1074-1A
RES1212-1B
RES1212-1A
RES1348-1C
RES1348-1B
O-1
RES1348-1A
S-13
AV3
AV2
AV1
PRS9
PRS8 PRS7
PRS6
PRS5
PRS4
PRS3 PRS2
PRS18
PRS19
P-14
PRS23
P-10
PRS22
P-9
PRS21
PRS17
S-39
PRS16
PRS15
PRS12 PRS13
PRS11
PRS10
BP-1
BP-9
BP-4
BP-3
BP-2

BP-ONTARIO
39 R-1
SAW
Conn
WFA
Agua de Lejos
Water Treatment Plant
3 50
S-7
11 19
18 S-10
16 S-9
15 S-36
S-37
58 S-25
S-26
55 S-19
S-20
51 S-1
43 S-2
42 47
45 41
40 20
26 38
36 35 30
25 17
34 31
24 29 37
FF-3
FF-65
FF-6
FF-10
FF-39
FF-50
FF-5
FF-47
FF-7
FF-20
FF-19
FF-12
FF-52
FF-73
FF-2
FF-4
FF-53
FF-45
FF-46
FF-1
FF-60
FF-55
F
F-72
FF-38
FF-8
FF-64
FF-22
FF-44
FF-42
FF-25
FF-35
FF-18
FF-68
FF-58
FF-43
FF-48
FF-29
FF-17
FF-56
FF-61
FF-51
FF-59
FF-36
FF-49
FF-67
FF-15 FF-31
FF-24
FF-57
FF-34
FF-71
FF-23
FF-40
FF-54
FF-11
FF-14
FF-16
FF-26
FF-33
FF-41
FF-63
FF-32
FF-8
0 1,500 3,000 6,000
Feet
³
1"=1500'
+$
+$
*#
)"
)"
­'
­'
8" Fire Flow Pipe Improvement
12" Fire Flow Pipe Improvement
16" Fire Flow Pipe Improvement
Recommended Emergency Connection
Recommended Altitude Valve/PRS
Altitude Vavle/PRS
Booster Pump Station
Recommended Well
Well
Recommended Reservoir
Reservoir
Recommended Improvement Pipe
Recommended Pipe for 1010 Zone Expansion
Recommended Pipe for 925 Zone
Existing Pipe
Other Agency Pipe
City Boundary
925 Pressure Zone
1010 Pressure Zone
1074 Pressure Zone
1212 Pressure Zone
1348 Pressure Zone
%,
Legend
Small Diameter Pipe Improvement (O-9)
Pipe Improvement due to Age (O-8)
Figure 1-7
PROJECT NO: 1000919.00
DATE: April 2012

CITY OF ONTARIO

WATER MASTER PLAN
Capital Improvement Project
Locations
1938

APPENDIX B

PRIVATE WATER REFERENCE
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951

APPENDIX C

COMPUTER MODELING OUTPUT
The following conditions were modeled:

0. Average Day Demand

1. Peak Hour Demand

2. Maximum Day Demand plus 1,500 gpm Fire Flow at Node 123

3. Maximum Day Demand plus 1,500 gpm Fire Flow at Node 125

4. Peak Domestic Demand – WFU Based
• Node and Pipe Diagram – Exhibit A
1952
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 1 of 14 ends

Appendix C
* * * * * * * * * * * * K Y P I P E * * * * * * * * * * * * * *
* Pipe Network Modeling Software *
* *
* CopyRighted by KYPIPE LLC (www.kypipe.com) *
* Version: 12.009b 03-25-2024 *
* Company: DEXWIL Serial #: 580753 *
* Interface: Classic *
* Licensed for Pipe2018 *
* *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

Date & Time: Thu Apr 17 14:59:08 2025

Master File : k:\1551001\esperanza pa 11 ky pipe jan 2025.KYP\esperanza pa 11 ky pipe jan 2025.P2K
************************************************

S U M M A R Y O F O R I G I N A L D A T A
************************************************

U N I T S S P E C I F I E D
FLOWRATE ............ = gallons/minute
HEAD (HGL) .......... = feet
PRESSURE ............ = psig

P I P E L I N E D A T A
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE

P I P E NODE NAMES LENGTH DIAMETER ROUGHNESS MINOR
N A M E #1 #2 (ft) (in) COEFF. LOSS COEFF.
------------------------------------------------------------------------------- P-1 J-1 J-7 950.00 24.00 120.0000 0.00
P-2 J-1 FF Test 5000.00 24.00 120.0000 0.00
P-3 J-3 J-1 350.00 12.00 120.0000 0.00
P-4 J-4 J-3 620.00 8.00 120.0000 0.00
P-5 J-5 J-4 290.00 8.00 120.0000 0.00
P-6 J-6 J-5 410.00 8.00 120.0000 0.00
P-7 J-7 J-6 470.00 8.00 120.0000 0.00
P-8 J-3 I-BF-1 20.00 8.00 120.0000 1.50
P-9 J-9 J-8 260.00 4.00 120.0000 1.40
P-10 J-9 J-10 120.00 6.00 120.0000 1.40
P-11 J-5 I-Meter 1 20.00 6.00 120.0000 2.50
P-12 J-10 J-11 240.00 6.00 120.0000 1.75
P-13 J-11 J-13 90.00 6.00 120.0000 0.75
P-14 J-13 J-14 120.00 6.00 120.0000 0.75
P-15 J-14 J-12 160.00 6.00 120.0000 1.15
P-16 J-12 J-15 190.00 4.00 120.0000 1.40
P-17 J-12 J-16 300.00 6.00 120.0000 1.00
P-18 J-16 J-17 170.00 4.00 120.0000 1.00
P-19 J-16 J-18 410.00 6.00 120.0000 1.40
P-20 J-18 J-19 170.00 4.00 120.0000 1.00
P-21 J-9 J-18 370.00 6.00 120.0000 0.40
P-23 O-BF-1 J-121 200.00 8.00 120.0000 1.50
P-24 O-Meter 1 J-10 200.00 6.00 120.0000 1.50
P-25 J-5 I-BF-2 20.00 8.00 120.0000 0.00
P-26 O-BF-2 J-122 250.00 8.00 120.0000 0.00
P-127 J-122 J-121 340.00 8.00 120.0000 1.40
P-128 J-121 J-123 500.00 8.00 120.0000 3.00
P-131 J-125 J-122 350.00 8.00 120.0000 4.50
1953
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 2 of 14 ends

Appendix C

P U M P/L O S S E L E M E N T D A T A
THERE IS A DEVICE AT NODE Meter 1 DESCRIBED BY THE FOLLOWING DATA: (ID= 2)

HEAD FLOWRATE EFFICIENCY
(ft) (gpm) (%)
-18.46 0.00 75.00 (Default)
-19.62 200.00 75.00 (Default)
-20.77 400.00 75.00 (Default)
-21.92 600.00 75.00 (Default)
-23.08 800.00 75.00 (Default)

THERE IS A DEVICE AT NODE BF-1 DESCRIBED BY THE FOLLOWING DATA: (ID= 1)

HEAD FLOWRATE EFFICIENCY
(ft) (gpm) (%)
-16.15 0.00 75.00 (Default)
-18.46 500.00 75.00 (Default)
-20.77 1000.00 75.00 (Default)
-23.08 1500.00 75.00 (Default)
-25.38 2000.00 75.00 (Default)

THERE IS A DEVICE AT NODE BF-2 ...............................> (ID= 1)

N O D E D A T A

NODE NODE EXTERNAL JUNCTION EXTERNAL

NAME TITLE DEMAND ELEVATION GRADE
(gpm) (ft) (ft)
-------------------------------------------------------------- FF Test ---- 0.00 886.00
O-Meter 1 0.00 712.00
O-BF-1 0.00 707.00
O-BF-2 0.00 712.00
J-1 0.00 705.00
J-3 0.00 707.00
J-4 0.00 711.00
J-5 0.00 712.00
J-6 0.00 715.00
J-7 0.00 715.00
J-8 3.00 709.00
J-9 3.00 708.00
J-10 3.00 710.00
J-11 3.00 710.00
J-12 3.00 709.00
J-13 3.00 711.00
J-14 3.00 711.00
J-15 3.00 709.00
J-16 3.00 708.00
J-17 3.00 708.00
J-18 3.00 706.00
J-19 3.00 706.00
J-121 0.00 708.00
J-122 0.00 710.00
J-123 0.00 710.00
J-125 0.00 711.00
I-Meter 1 0.00 712.00
I-BF-1 0.00 707.00
I-BF-2 0.00 712.00
1954
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 3 of 14 ends

Appendix C

O U T P U T O P T I O N D A T A
OUTPUT SELECTION: ALL RESULTS ARE INCLUDED IN THE TABULATED OUTPUT MAXIMUM AND MINIMUM PRESSURES = 3
MAXIMUM AND MINIMUM VELOCITIES = 3

S Y S T E M C O N F I G U R A T I O N
NUMBER OF PIPES ...................(P) = 28
NUMBER OF END NODES ...............(J) = 25
NUMBER OF PRIMARY LOOPS ...........(L) = 3
NUMBER OF SUPPLY NODES ............(F) = 1
NUMBER OF SUPPLY ZONES ............(Z) = 1
================================================================================ Case: 0
RESULTS OBTAINED AFTER 200 TRIALS: ACCURACY = 0.13216E+01

AVERAGE DAY DEMAND

S I M U L A T I O N D E S C R I P T I O N (L A B E L)

P I P E L I N E R E S U L T S
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE
P I P E NODE NUMBERS FLOWRATE HEAD MINOR LINE HL+ML/ HL/ N A M E #1 #2 LOSS LOSS VELO. 1000 1000
gpm ft ft ft/s ft/f ft/f
----------------------------------------------------------------------------------------- P-1 J-1 J-7 45.45 0.00 0.00 0.03 0.00 0.00
P-2 J-1 FF Test -36.00 0.00 0.00 0.03 0.00 0.00
P-3 J-3 J-1 9.45 0.00 0.00 0.03 0.00 0.00
P-4 J-4 J-3 124.30 0.28 0.00 0.79 0.45 0.45
P-5 J-5 J-4 124.30 0.13 0.00 0.79 0.45 0.45
P-6 J-6 J-5 45.45 0.03 0.00 0.29 0.07 0.07
P-7 J-7 J-6 45.45 0.03 0.00 0.29 0.07 0.07
P-8 J-3 I-BF-1 114.85 0.01 0.01 0.73 1.01 0.38
P-9 J-9 J-8 3.00 0.00 0.00 0.08 0.01 0.01
P-10 J-9 J-10 -17.25 0.01 0.00 0.20 0.05 0.05
P-11 J-5 I-Meter 1 36.00 0.00 0.01 0.41 0.51 0.18
P-12 J-10 J-11 15.75 0.01 0.00 0.18 0.04 0.04
P-13 J-11 J-13 12.75 0.00 0.00 0.14 0.03 0.03
P-14 J-13 J-14 9.75 0.00 0.00 0.11 0.02 0.02
P-15 J-14 J-12 6.75 0.00 0.00 0.08 0.01 0.01
P-16 J-12 J-15 3.00 0.00 0.00 0.08 0.01 0.01
P-17 J-12 J-16 0.75 0.00 0.00 0.01 0.00 0.00
P-18 J-16 J-17 3.00 0.00 0.00 0.08 0.01 0.01
P-19 J-16 J-18 -5.25 0.00 0.00 0.06 0.01 0.01
P-20 J-18 J-19 3.00 0.00 0.00 0.08 0.01 0.01
P-21 J-9 J-18 11.25 0.01 0.00 0.13 0.02 0.02
P-23 O-BF-1 J-121 114.85 0.08 0.01 0.73 0.45 0.38
P-24 O-Meter 1 J-10 36.00 0.04 0.00 0.41 0.20 0.18
P-25 J-5 I-BF-2 -114.85 0.01 0.00 0.73 0.38 0.38
P-26 O-BF-2 J-122 -114.85 0.10 0.00 0.73 0.38 0.38
P-127 J-122 J-121 -114.85 0.13 0.01 0.73 0.42 0.38
P-128 J-121 J-123 0.00 0.00 0.00 0.00 0.00 0.00
P-131 J-125 J-122 0.00 0.00 0.00 0.00 0.00 0.00
1955
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 4 of 14 ends

Appendix C

P U M P/L O S S E L E M E N T R E S U L T S
INLET OUTLET PUMP EFFIC- USEFUL INCREMTL TOTAL #PUMPS #PUMPS NPSH Case NAME FLOWRATE HEAD HEAD HEAD ENCY POWER COST COST PARALLEL SERIES Avail. gpm ft ft ft % Hp $ $ ft
-------------------------------------------------------------------------------------------------------------- Meter 1 36.00 173.93 155.26 -18.7 75.00 0. 0.0 0.0 ** ** 207.1 0.0000 BF-1 114.85 178.98 162.30 -16.7 75.00 0. 0.0 0.0 ** ** 212.2 0.0000 Warning P2K107:Device BF-2 is operating out of range.

BF-2 -114.85 173.95 158.32 -15.6 75.00 0. 0.0 0.0 ** ** 207.1 0.0000

N O D E R E S U L T S

NODE NODE EXTERNAL HYDRAULIC NODE PRESSURE NODE

NAME TITLE DEMAND GRADE ELEVATION HEAD PRESSURE
gpm ft ft ft psi
------------------------------------------------------------------------------ FF Test ---- 886.00
O-Meter 1 0.00 867.26 712.00 155.26 67.28
O-BF-1 0.00 869.30 707.00 162.30 70.33
O-BF-2 0.00 870.32 712.00 158.32 68.61
J-1 0.00 886.00 705.00 181.00 78.43
J-3 0.00 886.00 707.00 179.00 77.57
J-4 0.00 886.28 711.00 175.28 75.95
J-5 0.00 885.94 712.00 173.94 75.37
J-6 0.00 885.97 715.00 170.97 74.09
J-7 0.00 886.00 715.00 171.00 74.10
J-8 3.00 867.21 709.00 158.21 68.56
J-9 3.00 867.21 708.00 159.21 68.99
J-10 3.00 867.22 710.00 157.22 68.13
J-11 3.00 867.21 710.00 157.21 68.12
J-12 3.00 867.20 709.00 158.20 68.55
J-13 3.00 867.21 711.00 156.21 67.69
J-14 3.00 867.20 711.00 156.20 67.69
J-15 3.00 867.20 709.00 158.20 68.55
J-16 3.00 867.20 708.00 159.20 68.99
J-17 3.00 867.20 708.00 159.20 68.99
J-18 3.00 867.20 706.00 161.20 69.85
J-19 3.00 867.20 706.00 161.20 69.85
J-121 0.00 869.21 708.00 161.21 69.86
J-122 0.00 869.06 710.00 159.06 68.93
J-123 0.00 869.21 710.00 159.21 68.99
J-125 0.00 869.06 711.00 158.06 68.49
I-Meter 1 0.00 885.93 712.00 173.93 75.37
I-BF-1 0.00 885.98 707.00 178.98 77.56
I-BF-2 0.00 885.95 712.00 173.95 75.38

M A X I M U M A N D M I N I M U M V A L U E S

P R E S S U R E S

JUNCTION MAXIMUM JUNCTION MINIMUM

NUMBER PRESSURES NUMBER PRESSURES
psi psi
--------------------- ---------------------
J-1 78.43 O-Meter 1 67.28
J-3 77.57 J-14 67.69
I-BF-1 77.56 J-13 67.69
1956
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 5 of 14 ends

Appendix C

V E L O C I T I E S

PIPE MAXIMUM PIPE MINIMUM

NUMBER VELOCITY NUMBER VELOCITY
(ft/s) (ft/s)
--------------------- ---------------------
P-4 0.79 P-17 0.01
P-5 0.79 P-2 0.03
P-8 0.73 P-3 0.03

S U M M A R Y O F I N F L O W S A N D O U T F L O W S
(+) INFLOWS INTO THE SYSTEM FROM SUPPLY NODES
(-) OUTFLOWS FROM THE SYSTEM INTO SUPPLY NODES

NODE FLOWRATE NODE
NAME gpm TITLE
--------------------------------------------
FF Test 36.00
NET SYSTEM INFLOW = 36.00
NET SYSTEM OUTFLOW = 0.00
NET SYSTEM DEMAND = 36.00
================================================================================ Case: 1
C H A N G E S F O R N E X T S I M U L A T I O N (Change Number = 1 )

Peak Hour Demand

JUNCTION DEMANDS CHANGED - PLEASE SEE RESULTS TABLE
RESULTS OBTAINED AFTER 200 TRIALS: ACCURACY = 0.12917E+01

P I P E L I N E R E S U L T S
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE
P I P E NODE NUMBERS FLOWRATE HEAD MINOR LINE HL+ML/ HL/ N A M E #1 #2 LOSS LOSS VELO. 1000 1000
gpm ft ft ft/s ft/f ft/f
----------------------------------------------------------------------------------------- P-1 J-1 J-7 30.48 0.00 0.00 0.02 0.00 0.00
P-2 J-1 FF Test -72.00 0.00 0.00 0.05 0.00 0.00
P-3 J-3 J-1 -41.52 0.00 0.00 0.12 0.01 0.01
P-4 J-4 J-3 57.65 0.07 0.00 0.37 0.11 0.11
P-5 J-5 J-4 57.65 0.03 0.00 0.37 0.11 0.11
P-6 J-6 J-5 30.48 0.01 0.00 0.19 0.03 0.03
P-7 J-7 J-6 30.48 0.02 0.00 0.19 0.03 0.03
P-8 J-3 I-BF-1 99.17 0.01 0.01 0.63 0.76 0.29
P-9 J-9 J-8 6.00 0.01 0.00 0.15 0.05 0.05
P-10 J-9 J-10 -34.51 0.02 0.00 0.39 0.20 0.17
P-11 J-5 I-Meter 1 72.00 0.01 0.03 0.82 1.95 0.66
P-12 J-10 J-11 31.49 0.03 0.00 0.36 0.16 0.14
P-13 J-11 J-13 25.49 0.01 0.00 0.29 0.11 0.10
1957
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 6 of 14 ends

Appendix C
P-14 J-13 J-14 19.49 0.01 0.00 0.22 0.06 0.06
P-15 J-14 J-12 13.49 0.00 0.00 0.15 0.03 0.03
P-16 J-12 J-15 6.00 0.01 0.00 0.15 0.05 0.05
P-17 J-12 J-16 1.49 0.00 0.00 0.02 0.00 0.00
P-18 J-16 J-17 6.00 0.01 0.00 0.15 0.05 0.05
P-19 J-16 J-18 -10.51 0.01 0.00 0.12 0.02 0.02
P-20 J-18 J-19 6.00 0.01 0.00 0.15 0.05 0.05
P-21 J-9 J-18 22.51 0.03 0.00 0.26 0.08 0.08
P-23 O-BF-1 J-121 99.17 0.06 0.01 0.63 0.34 0.29
P-24 O-Meter 1 J-10 72.00 0.13 0.02 0.82 0.74 0.66
P-25 J-5 I-BF-2 -99.17 0.01 0.00 0.63 0.29 0.29
P-26 O-BF-2 J-122 -99.17 0.07 0.00 0.63 0.29 0.29
P-127 J-122 J-121 -99.17 0.10 0.01 0.63 0.32 0.29
P-128 J-121 J-123 0.00 0.00 0.00 0.00 0.00 0.00
P-131 J-125 J-122 0.00 0.00 0.00 0.00 0.00 0.00

P U M P/L O S S E L E M E N T R E S U L T S
INLET OUTLET PUMP EFFIC- USEFUL INCREMTL TOTAL #PUMPS #PUMPS NPSH Case NAME FLOWRATE HEAD HEAD HEAD ENCY POWER COST COST PARALLEL SERIES Avail. gpm ft ft ft % Hp $ $ ft
-------------------------------------------------------------------------------------------------------------- Meter 1 72.00 173.93 155.05 -18.9 75.00 0. 0.0 0.0 ** ** 207.1 1.0000 BF-1 99.17 178.98 162.37 -16.6 75.00 0. 0.0 0.0 ** ** 212.2 1.0000 Warning P2K107:Device BF-2 is operating out of range.

BF-2 -99.17 173.97 158.28 -15.7 75.00 0. 0.0 0.0 ** ** 207.2 1.0000

N O D E R E S U L T S

NODE NODE EXTERNAL HYDRAULIC NODE PRESSURE NODE

NAME TITLE DEMAND GRADE ELEVATION HEAD PRESSURE
gpm ft ft ft psi
------------------------------------------------------------------------------ FF Test ---- 886.00
O-Meter 1 0.00 867.05 712.00 155.05 67.19
O-BF-1 0.00 869.37 707.00 162.37 70.36
O-BF-2 0.00 870.28 712.00 158.28 68.59
J-1 0.00 886.00 705.00 181.00 78.43
J-3 0.00 885.99 707.00 178.99 77.56
J-4 0.00 886.06 711.00 175.06 75.86
J-5 0.00 885.97 712.00 173.97 75.39
J-6 0.00 885.98 715.00 170.98 74.09
J-7 0.00 886.00 715.00 171.00 74.10
J-8 6.00(2.00) 866.87 709.00 157.87 68.41
J-9 6.00(2.00) 866.88 708.00 158.88 68.85
J-10 6.00(2.00) 866.90 710.00 156.90 67.99
J-11 6.00(2.00) 866.87 710.00 156.87 67.98
J-12 6.00(2.00) 866.84 709.00 157.84 68.40
J-13 6.00(2.00) 866.86 711.00 155.86 67.54
J-14 6.00(2.00) 866.85 711.00 155.85 67.53
J-15 6.00(2.00) 866.83 709.00 157.83 68.39
J-16 6.00(2.00) 866.84 708.00 158.84 68.83
J-17 6.00(2.00) 866.84 708.00 158.84 68.83
J-18 6.00(2.00) 866.85 706.00 160.85 69.70
J-19 6.00(2.00) 866.84 706.00 160.84 69.70
J-121 0.00 869.30 708.00 161.30 69.90
J-122 0.00 869.19 710.00 159.19 68.98
J-123 0.00 869.30 710.00 159.30 69.03
J-125 0.00 869.19 711.00 158.19 68.55
I-Meter 1 0.00 885.93 712.00 173.93 75.37
I-BF-1 0.00 885.98 707.00 178.98 77.56
I-BF-2 0.00 885.97 712.00 173.97 75.39
1958
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 7 of 14 ends

Appendix C

M A X I M U M A N D M I N I M U M V A L U E S

P R E S S U R E S

JUNCTION MAXIMUM JUNCTION MINIMUM

NUMBER PRESSURES NUMBER PRESSURES
psi psi
--------------------- ---------------------
J-1 78.43 O-Meter 1 67.19
J-3 77.56 J-14 67.53
I-BF-1 77.56 J-13 67.54

V E L O C I T I E S

PIPE MAXIMUM PIPE MINIMUM

NUMBER VELOCITY NUMBER VELOCITY
(ft/s) (ft/s)
--------------------- ---------------------
P-11 0.82 P-17 0.02
P-24 0.82 P-1 0.02
P-8 0.63 P-2 0.05

S U M M A R Y O F I N F L O W S A N D O U T F L O W S
(+) INFLOWS INTO THE SYSTEM FROM SUPPLY NODES
(-) OUTFLOWS FROM THE SYSTEM INTO SUPPLY NODES

NODE FLOWRATE NODE
NAME gpm TITLE
--------------------------------------------
FF Test 72.00
NET SYSTEM INFLOW = 72.00
NET SYSTEM OUTFLOW = 0.00
NET SYSTEM DEMAND = 72.00
================================================================================ Case: 2
C H A N G E S F O R N E X T S I M U L A T I O N (Change Number = 2 )

Maximum Day Demand plus 1,500 gpm Fire Flow at Node 123

JUNCTION DEMANDS CHANGED - PLEASE SEE RESULTS TABLE
TANK at node FF Test has a new HGL of 837.000
RESULTS OBTAINED AFTER 5 TRIALS: ACCURACY = 0.25646E-05

P I P E L I N E R E S U L T S
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE
P I P E NODE NUMBERS FLOWRATE HEAD MINOR LINE HL+ML/ HL/ N A M E #1 #2 LOSS LOSS VELO. 1000 1000
gpm ft ft ft/s ft/f ft/f
----------------------------------------------------------------------------------------- P-1 J-1 J-7 379.07 0.02 0.00 0.27 0.02 0.02
P-2 J-1 FF Test -1557.60 1.14 0.00 1.10 0.23 0.23
P-3 J-3 J-1 -1178.53 1.40 0.00 3.34 3.99 3.99
1959
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 8 of 14 ends

Appendix C
P-4 J-4 J-3 -270.60 1.17 0.00 1.73 1.88 1.88
P-5 J-5 J-4 -270.60 0.55 0.00 1.73 1.88 1.88
P-6 J-6 J-5 379.07 1.44 0.00 2.42 3.51 3.51
P-7 J-7 J-6 379.07 1.65 0.00 2.42 3.51 3.51
P-8 J-3 I-BF-1 907.93 0.35 0.78 5.79 56.82 17.72
P-9 J-9 J-8 4.80 0.01 0.00 0.12 0.03 0.03
P-10 J-9 J-10 -27.60 0.01 0.00 0.31 0.13 0.11
P-11 J-5 I-Meter 1 57.60 0.01 0.02 0.65 1.26 0.44
P-12 J-10 J-11 25.20 0.02 0.00 0.29 0.10 0.09
P-13 J-11 J-13 20.40 0.01 0.00 0.23 0.07 0.06
P-14 J-13 J-14 15.60 0.00 0.00 0.18 0.04 0.04
P-15 J-14 J-12 10.80 0.00 0.00 0.12 0.02 0.02
P-16 J-12 J-15 4.80 0.01 0.00 0.12 0.03 0.03
P-17 J-12 J-16 1.20 0.00 0.00 0.01 0.00 0.00
P-18 J-16 J-17 4.80 0.01 0.00 0.12 0.03 0.03
P-19 J-16 J-18 -8.40 0.01 0.00 0.10 0.01 0.01
P-20 J-18 J-19 4.80 0.01 0.00 0.12 0.03 0.03
P-21 J-9 J-18 18.00 0.02 0.00 0.20 0.05 0.05
P-23 O-BF-1 J-121 907.93 3.54 0.78 5.79 21.63 17.72
P-24 O-Meter 1 J-10 57.60 0.09 0.01 0.65 0.49 0.44
P-25 J-5 I-BF-2 592.07 0.16 0.00 3.78 8.03 8.03
P-26 O-BF-2 J-122 592.07 2.01 0.00 3.78 8.03 8.03
P-127 J-122 J-121 592.07 2.73 0.31 3.78 8.94 8.03
P-128 J-121 J-123 1500.00 22.45 4.27 9.57 53.43 44.89
P-131 J-125 J-122 0.00 0.00 0.00 0.00 0.00 0.00

P U M P/L O S S E L E M E N T R E S U L T S
INLET OUTLET PUMP EFFIC- USEFUL INCREMTL TOTAL #PUMPS #PUMPS NPSH Case NAME FLOWRATE HEAD HEAD HEAD ENCY POWER COST COST PARALLEL SERIES Avail. gpm ft ft ft % Hp $ $ ft
-------------------------------------------------------------------------------------------------------------- Meter 1 57.60 120.72 101.93 -18.8 75.00 0. 0.0 0.0 ** ** 153.9 2.0000 BF-1 907.93 126.33 105.98 -20.3 75.00 -5. 0.0 -0.1 ** ** 159.0 2.0000 BF-2 592.07 120.59 101.70 -18.9 75.00 -3. 0.0 0.1 ** ** 153.6 2.0000

N O D E R E S U L T S

NODE NODE EXTERNAL HYDRAULIC NODE PRESSURE NODE

NAME TITLE DEMAND GRADE ELEVATION HEAD PRESSURE
gpm ft ft ft psi
------------------------------------------------------------------------------ FF Test ---- 837.00
O-Meter 1 0.00 813.93 712.00 101.93 44.17
O-BF-1 0.00 812.98 707.00 105.98 45.93
O-BF-2 0.00 813.70 712.00 101.70 44.07
J-1 0.00 835.86 705.00 130.86 56.70
J-3 0.00 834.46 707.00 127.46 55.23
J-4 0.00 833.29 711.00 122.29 52.99
J-5 0.00 832.75 712.00 120.75 52.32
J-6 0.00 834.19 715.00 119.19 51.65
J-7 0.00 835.84 715.00 120.84 52.36
J-8 4.80(1.60) 813.81 709.00 104.81 45.42
J-9 4.80(1.60) 813.82 708.00 105.82 45.85
J-10 4.80(1.60) 813.83 710.00 103.83 44.99
J-11 4.80(1.60) 813.81 710.00 103.81 44.98
J-12 4.80(1.60) 813.79 709.00 104.79 45.41
J-13 4.80(1.60) 813.80 711.00 102.80 44.55
J-14 4.80(1.60) 813.80 711.00 102.80 44.55
J-15 4.80(1.60) 813.79 709.00 104.79 45.41
J-16 4.80(1.60) 813.79 708.00 105.79 45.84
1960
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 9 of 14 ends

Appendix C
J-17 4.80(1.60) 813.79 708.00 105.79 45.84
J-18 4.80(1.60) 813.80 706.00 107.80 46.71
J-19 4.80(1.60) 813.79 706.00 107.79 46.71
J-121 0.00 808.66 708.00 100.66 43.62
J-122 0.00 811.70 710.00 101.70 44.07
J-123 1500.00 781.94 710.00 71.94 31.17
J-125 0.00 811.70 711.00 100.70 43.63
I-Meter 1 0.00 832.72 712.00 120.72 52.31
I-BF-1 0.00 833.33 707.00 126.33 54.74
I-BF-2 0.00 832.59 712.00 120.59 52.25

M A X I M U M A N D M I N I M U M V A L U E S

P R E S S U R E S

JUNCTION MAXIMUM JUNCTION MINIMUM

NUMBER PRESSURES NUMBER PRESSURES
psi psi
--------------------- ---------------------
J-1 56.70 J-123 31.17
J-3 55.23 J-121 43.62
I-BF-1 54.74 J-125 43.63

V E L O C I T I E S

PIPE MAXIMUM PIPE MINIMUM

NUMBER VELOCITY NUMBER VELOCITY
(ft/s) (ft/s)
--------------------- ---------------------
P-128 9.57 P-17 0.01
P-8 5.79 P-19 0.10
P-23 5.79 P-15 0.12

S U M M A R Y O F I N F L O W S A N D O U T F L O W S
(+) INFLOWS INTO THE SYSTEM FROM SUPPLY NODES
(-) OUTFLOWS FROM THE SYSTEM INTO SUPPLY NODES

NODE FLOWRATE NODE
NAME gpm TITLE
--------------------------------------------
FF Test 1557.60
NET SYSTEM INFLOW = 1557.60
NET SYSTEM OUTFLOW = 0.00
NET SYSTEM DEMAND = 1557.60
1961
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 10 of 14 ends

Appendix C
================================================================================ Case: 3
C H A N G E S F O R N E X T S I M U L A T I O N (Change Number = 3 )

Maximum Day Demand plus 1,500 gpm Fire Flow at Node 125

JUNCTION DEMANDS CHANGED - PLEASE SEE RESULTS TABLE
TANK at node FF Test has a new HGL of 837.000
RESULTS OBTAINED AFTER 4 TRIALS: ACCURACY = 0.12494E-05

P I P E L I N E R E S U L T S
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE
P I P E NODE NUMBERS FLOWRATE HEAD MINOR LINE HL+ML/ HL/ N A M E #1 #2 LOSS LOSS VELO. 1000 1000
gpm ft ft ft/s ft/f ft/f
----------------------------------------------------------------------------------------- P-1 J-1 J-7 466.21 0.02 0.00 0.33 0.02 0.02
P-2 J-1 FF Test -1557.60 1.14 0.00 1.10 0.23 0.23
P-3 J-3 J-1 -1091.39 1.21 0.00 3.10 3.46 3.46
P-4 J-4 J-3 -388.68 2.28 0.00 2.48 3.68 3.68
P-5 J-5 J-4 -388.68 1.07 0.00 2.48 3.68 3.68
P-6 J-6 J-5 466.21 2.11 0.00 2.98 5.16 5.16
P-7 J-7 J-6 466.21 2.42 0.00 2.98 5.16 5.16
P-8 J-3 I-BF-1 702.70 0.22 0.47 4.48 34.45 11.02
P-9 J-9 J-8 4.80 0.01 0.00 0.12 0.03 0.03
P-10 J-9 J-10 -27.60 0.01 0.00 0.31 0.13 0.11
P-11 J-5 I-Meter 1 57.60 0.01 0.02 0.65 1.26 0.44
P-12 J-10 J-11 25.20 0.02 0.00 0.29 0.10 0.09
P-13 J-11 J-13 20.40 0.01 0.00 0.23 0.07 0.06
P-14 J-13 J-14 15.60 0.00 0.00 0.18 0.04 0.04
P-15 J-14 J-12 10.80 0.00 0.00 0.12 0.02 0.02
P-16 J-12 J-15 4.80 0.01 0.00 0.12 0.03 0.03
P-17 J-12 J-16 1.20 0.00 0.00 0.01 0.00 0.00
P-18 J-16 J-17 4.80 0.01 0.00 0.12 0.03 0.03
P-19 J-16 J-18 -8.40 0.01 0.00 0.10 0.01 0.01
P-20 J-18 J-19 4.80 0.01 0.00 0.12 0.03 0.03
P-21 J-9 J-18 18.00 0.02 0.00 0.20 0.05 0.05
P-23 O-BF-1 J-121 702.70 2.20 0.47 4.48 13.37 11.02
P-24 O-Meter 1 J-10 57.60 0.09 0.01 0.65 0.49 0.44
P-25 J-5 I-BF-2 797.30 0.28 0.00 5.09 13.93 13.93
P-26 O-BF-2 J-122 797.30 3.48 0.00 5.09 13.93 13.93
P-127 J-122 J-121 -702.70 3.75 0.44 4.48 12.31 11.02
P-128 J-121 J-123 0.00 0.00 0.00 0.00 0.00 0.00
P-131 J-125 J-122 -1500.00 15.71 6.40 9.57 63.19 44.89
1962
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 11 of 14 ends

Appendix C

P U M P/L O S S E L E M E N T R E S U L T S
INLET OUTLET PUMP EFFIC- USEFUL INCREMTL TOTAL #PUMPS #PUMPS NPSH Case NAME FLOWRATE HEAD HEAD HEAD ENCY POWER COST COST PARALLEL SERIES Avail. gpm ft ft ft % Hp $ $ ft
-------------------------------------------------------------------------------------------------------------- Meter 1 57.60 119.27 100.48 -18.8 75.00 0. 0.0 0.0 ** ** 152.5 3.0000 BF-1 702.70 126.96 107.56 -19.4 75.00 -3. -0.2 -0.3 ** ** 159.8 3.0000 BF-2 797.30 119.02 99.18 -19.8 75.00 -4. -0.1 -0.1 ** ** 151.8 3.0000

N O D E R E S U L T S

NODE NODE EXTERNAL HYDRAULIC NODE PRESSURE NODE

NAME TITLE DEMAND GRADE ELEVATION HEAD PRESSURE
gpm ft ft ft psi
------------------------------------------------------------------------------ FF Test ---- 837.00
O-Meter 1 0.00 812.48 712.00 100.48 43.54
O-BF-1 0.00 814.56 707.00 107.56 46.61
O-BF-2 0.00 811.18 712.00 99.18 42.98
J-1 0.00 835.86 705.00 130.86 56.70
J-3 0.00 834.65 707.00 127.65 55.31
J-4 0.00 832.36 711.00 121.36 52.59
J-5 0.00 831.30 712.00 119.30 51.70
J-6 0.00 833.41 715.00 118.41 51.31
J-7 0.00 835.83 715.00 120.83 52.36
J-8 4.80(1.60) 812.36 709.00 103.36 44.79
J-9 4.80(1.60) 812.37 708.00 104.37 45.23
J-10 4.80(1.60) 812.38 710.00 102.38 44.37
J-11 4.80(1.60) 812.36 710.00 102.36 44.35
J-12 4.80(1.60) 812.34 709.00 103.34 44.78
J-13 4.80(1.60) 812.35 711.00 101.35 43.92
J-14 4.80(1.60) 812.34 711.00 101.34 43.92
J-15 4.80(1.60) 812.34 709.00 103.34 44.78
J-16 4.80(1.60) 812.34 708.00 104.34 45.21
J-17 4.80(1.60) 812.34 708.00 104.34 45.21
J-18 4.80(1.60) 812.35 706.00 106.35 46.08
J-19 4.80(1.60) 812.34 706.00 106.34 46.08
J-121 0.00 811.89 708.00 103.89 45.02
J-122 0.00 807.70 710.00 97.70 42.34
J-123 0.00 811.89 710.00 101.89 44.15
J-125 1500.00 785.59 711.00 74.59 32.32
I-Meter 1 0.00 831.27 712.00 119.27 51.68
I-BF-1 0.00 833.96 707.00 126.96 55.02
I-BF-2 0.00 831.02 712.00 119.02 51.57

M A X I M U M A N D M I N I M U M V A L U E S

P R E S S U R E S

JUNCTION MAXIMUM JUNCTION MINIMUM

NUMBER PRESSURES NUMBER PRESSURES
psi psi
--------------------- ---------------------
J-1 56.70 J-125 32.32
J-3 55.31 J-122 42.34
I-BF-1 55.02 O-BF-2 42.98
1963
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 12 of 14 ends

Appendix C

V E L O C I T I E S

PIPE MAXIMUM PIPE MINIMUM

NUMBER VELOCITY NUMBER VELOCITY
(ft/s) (ft/s)
--------------------- ---------------------
P-131 9.57 P-17 0.01
P-25 5.09 P-19 0.10
P-26 5.09 P-15 0.12

S U M M A R Y O F I N F L O W S A N D O U T F L O W S
(+) INFLOWS INTO THE SYSTEM FROM SUPPLY NODES
(-) OUTFLOWS FROM THE SYSTEM INTO SUPPLY NODES

NODE FLOWRATE NODE
NAME gpm TITLE
--------------------------------------------
FF Test 1557.60
NET SYSTEM INFLOW = 1557.60
NET SYSTEM OUTFLOW = 0.00
NET SYSTEM DEMAND = 1557.60
================================================================================ Case: 4
C H A N G E S F O R N E X T S I M U L A T I O N (Change Number = 4 )

Peak Domestic Demand - WFU Based

JUNCTION DEMANDS CHANGED - PLEASE SEE RESULTS TABLE
TANK at node FF Test has a new HGL of 886.000
RESULTS OBTAINED AFTER 14 TRIALS: ACCURACY = 0.97120E-04

P I P E L I N E R E S U L T S
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE
P I P E NODE NUMBERS FLOWRATE HEAD MINOR LINE HL+ML/ HL/ N A M E #1 #2 LOSS LOSS VELO. 1000 1000
gpm ft ft ft/s ft/f ft/f
----------------------------------------------------------------------------------------- P-1 J-1 J-7 282.34 0.01 0.00 0.20 0.01 0.01
P-2 J-1 FF Test -673.20 0.24 0.00 0.48 0.05 0.05
P-3 J-3 J-1 -390.86 0.18 0.00 1.11 0.52 0.52
P-4 J-4 J-3 -262.62 1.10 0.00 1.68 1.78 1.78
P-5 J-5 J-4 -262.62 0.52 0.00 1.68 1.78 1.78
P-6 J-6 J-5 282.34 0.84 0.00 1.80 2.04 2.04
P-7 J-7 J-6 282.34 0.96 0.00 1.80 2.04 2.04
P-8 J-3 I-BF-1 128.24 0.01 0.02 0.82 1.25 0.47
P-9 J-9 J-8 56.10 0.78 0.04 1.43 3.16 2.99
P-10 J-9 J-10 -323.14 1.27 0.29 3.67 13.05 10.62
P-11 J-5 I-Meter 1 673.20 0.83 2.26 7.64 154.56 41.33
P-12 J-10 J-11 293.96 2.14 0.30 3.34 10.17 8.91
P-13 J-11 J-13 237.86 0.54 0.08 2.70 6.96 6.02
1964
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 13 of 14 ends

Appendix C
P-14 J-13 J-14 181.76 0.44 0.05 2.06 4.07 3.66
P-15 J-14 J-12 125.66 0.30 0.04 1.43 2.07 1.85
P-16 J-12 J-15 56.10 0.57 0.04 1.43 3.22 2.99
P-17 J-12 J-16 13.46 0.01 0.00 0.15 0.03 0.03
P-18 J-16 J-17 56.10 0.51 0.03 1.43 3.17 2.99
P-19 J-16 J-18 -98.74 0.48 0.03 1.12 1.25 1.18
P-20 J-18 J-19 56.10 0.51 0.03 1.43 3.17 2.99
P-21 J-9 J-18 210.94 1.78 0.04 2.39 4.91 4.82
P-23 O-BF-1 J-121 128.24 0.09 0.02 0.82 0.55 0.47
P-24 O-Meter 1 J-10 673.20 8.27 1.36 7.64 48.12 41.33
P-25 J-5 I-BF-2 -128.24 0.01 0.00 0.82 0.47 0.47
P-26 O-BF-2 J-122 -128.24 0.12 0.00 0.82 0.47 0.47
P-127 J-122 J-121 -128.24 0.16 0.01 0.82 0.52 0.47
P-128 J-121 J-123 0.00 0.00 0.00 0.00 0.00 0.00
P-131 J-125 J-122 0.00 0.00 0.00 0.00 0.00 0.00

P U M P/L O S S E L E M E N T R E S U L T S
INLET OUTLET PUMP EFFIC- USEFUL INCREMTL TOTAL #PUMPS #PUMPS NPSH Case NAME FLOWRATE HEAD HEAD HEAD ENCY POWER COST COST PARALLEL SERIES Avail. gpm ft ft ft % Hp $ $ ft
-------------------------------------------------------------------------------------------------------------- Meter 1 673.20 168.87 146.52 -22.3 75.00 -4. 0.0 -0.1 ** ** 201.2 4.0000 BF-1 128.24 178.55 161.81 -16.7 75.00 -1. -0.2 -0.5 ** ** 211.7 4.0000 Warning P2K107:Device BF-2 is operating out of range.

BF-2 -128.24 171.97 156.40 -15.6 75.00 1. -0.2 -0.3 ** ** 205.2 4.0000

N O D E R E S U L T S

NODE NODE EXTERNAL HYDRAULIC NODE PRESSURE NODE

NAME TITLE DEMAND GRADE ELEVATION HEAD PRESSURE
gpm ft ft ft psi
------------------------------------------------------------------------------ FF Test ---- 886.00
O-Meter 1 0.00 858.52 712.00 146.52 63.49
O-BF-1 0.00 868.81 707.00 161.81 70.12
O-BF-2 0.00 868.40 712.00 156.40 67.78
J-1 0.00 885.76 705.00 180.76 78.33
J-3 0.00 885.58 707.00 178.58 77.38
J-4 0.00 884.47 711.00 173.47 75.17
J-5 0.00 883.96 712.00 171.96 74.51
J-6 0.00 884.79 715.00 169.79 73.58
J-7 0.00 885.75 715.00 170.75 73.99
J-8 56.10( ** ) 846.51 709.00 137.51 59.59
J-9 56.10( ** ) 847.33 708.00 139.33 60.38
J-10 56.10( ** ) 848.90 710.00 138.90 60.19
J-11 56.10( ** ) 846.46 710.00 136.46 59.13
J-12 56.10( ** ) 845.01 709.00 136.01 58.94
J-13 56.10( ** ) 845.83 711.00 134.83 58.43
J-14 56.10( ** ) 845.34 711.00 134.34 58.21
J-15 56.10( ** ) 844.40 709.00 135.40 58.67
J-16 56.10( ** ) 845.00 708.00 137.00 59.37
J-17 56.10( ** ) 844.46 708.00 136.46 59.13
J-18 56.10( ** ) 845.51 706.00 139.51 60.46
J-19 56.10( ** ) 844.97 706.00 138.97 60.22
J-121 0.00 868.70 708.00 160.70 69.64
J-122 0.00 868.52 710.00 158.52 68.69
J-123 0.00 868.70 710.00 158.70 68.77
J-125 0.00 868.52 711.00 157.52 68.26
I-Meter 1 0.00 880.87 712.00 168.87 73.18
I-BF-1 0.00 885.55 707.00 178.55 77.37
I-BF-2 0.00 883.97 712.00 171.97 74.52
1965
Esperanza PA 11 (Ontario East) Project April 17, 2025
City of Ontario Dexter Wilson Eng., Inc.

Computer Hydraulic Model Job 1551-001

Page 14 of 14 ends

Appendix C

M A X I M U M A N D M I N I M U M V A L U E S

P R E S S U R E S

JUNCTION MAXIMUM JUNCTION MINIMUM

NUMBER PRESSURES NUMBER PRESSURES
psi psi
--------------------- ---------------------
J-1 78.33 J-14 58.21
J-3 77.38 J-13 58.43
I-BF-1 77.37 J-15 58.67

V E L O C I T I E S

PIPE MAXIMUM PIPE MINIMUM

NUMBER VELOCITY NUMBER VELOCITY
(ft/s) (ft/s)
--------------------- ---------------------
P-11 7.64 P-17 0.15
P-24 7.64 P-1 0.20
P-10 3.67 P-2 0.48

S U M M A R Y O F I N F L O W S A N D O U T F L O W S
(+) INFLOWS INTO THE SYSTEM FROM SUPPLY NODES
(-) OUTFLOWS FROM THE SYSTEM INTO SUPPLY NODES

NODE FLOWRATE NODE
NAME gpm TITLE
--------------------------------------------
FF Test 673.20
NET SYSTEM INFLOW = 673.20
NET SYSTEM OUTFLOW = 0.00
NET SYSTEM DEMAND = 673.20

***** HYDRAULIC ANALYSIS COMPLETED *****
1966
1967
Date:

Model Operator: J. Yang
Reviewed By: E. Woosley
Approved By: E. Woosley
Remarks:

Request Number: FM-25-0041
Project Name (if applicable):

Project Number(if applicable):

Location: HAVEN AV BETWEEN MERRILL & EUCALYPTUS
Pressure Zone (Max Reservoir HGL): 925 PZ Land Use (GP, TOP): MDR Fire Hydrant Asset #: J121 8-inch
Fire Hydrant Model Node #: J121 J115
Hydrant elevation: 697 feet
Static Pressure: 82 psi 82 psi
Flow Test Residual Pressure: 61 psi 66 psi
Flow Test Observed Flow: 2,000 gpm 2,000 gpm
Expected Flow at 20 psi 3,819 gpm 4,565 gpm
Potential Peak High Water Pressure*: 99 psi Maximum Flow Pumped from Main**: 1,567 gpm For Information on using Fire Flow Results contact the Fire Prevention Bureau at 909-395-2029.

For Details on how the Fire Flow Results were prepared, contact:
3/24/2025
Project Information
Fire Hydrant #1 Flow Results Main Direct Connection Flow Results

CITY OF ONTARIO

ONTARIO MUNICIPAL UTILITIES COMPANY

UTILITIES ENGINEERING DIVISION
1425 S. Bon View Avenue, Ontario, CA 91761
Phone: (909) 395-2600 FAX: (909) 395-2608
RECORD OF FIRE FLOW TEST # FM-25-0041 HAVEN AV BETWEEN MERRILL & EUCALYPTUS The results are valid for a period of 12 months from the date of the test release unless extended in writing by the Ontario Fire Department.

These Fire Flow Results cannot be used to create Boundary Controls for use in Hydraulic Modeling. *Potential Peak High Water Pressure is based on Pressure Zone HGL and Hydrant Elevation.

Notes
[email protected]
Disclaimer
These results were modeled with a 8-inch main being installed and looped on "A" Street, "B" Street, "C" Street,"E" Street, "D" Street, "F" Dr., "G" Dr., and "H" Dr. from Eucalyptus Ave to Parkview St. If said improvements are not installed, these results are null and void.

Main Size
Allowable Design Criteria
Expected Potable Water System Performance
**Maximum allowable Flow to be safely pumped from the main by a Pump System.

The allowable design criteria shown above represents projected future maximum day water system conditions at the location of the test as determined by the City of Ontario's hydraulic water system computer model. This allowable design criteria does not constitute a guarantee by the City of the present or future conditions and availability, pursuant to City Resolution 85-85.

Actual water pressure will, in instances, exceed or fall below allowable design criteria due to seasonal and daily pressure variation within the City’s water system. The designer is encouraged to provide an allowance in the fire protection system design to maintain adequate protection during such variations in system pressure.

Main Model Node #:

In "G" Dr
Static Pressure:

Flow Test Residual Pressure:

Flow Test Observed Flow:

Expected System Flow at 20 psi
1968
1969
DEXTER WILSON ENGINEERING, INC.

WATER ● WASTEWATER ● RECYCLED WATER

CONSULTING ENGINEERS
2234 FARADAY AVENUE ● CARLSBAD, CA ● (760) 438-4422

SEWER SYSTEM ANALYSIS FOR THE
ESPERANZA PA 11 PROJECT IN

ONTARIO RANCH

IN THE CITY OF ONTARIO
April 17, 2025
1970
1971

TABLE OF CONTENTS
PAGE NO.

Introduction ............................................................................................................................1 Purpose of Study .......................................................................................................................3 Study Area.................................................................................................................................3 Sewer System Design Criteria ..................................................................................................3 Sewer Generation Rates ................................................................................................5 Peaking Factors.........................................................................................................................5 Manning’s “n” ............................................................................................................................5 Depth and Velocity of Flow in Gravity Sewers.........................................................................6 Existing Sewer System..............................................................................................................6 Existing Sewer Flows.....................................................................................................6 Proposed Sewer Facilities .........................................................................................................7 Sewer System Analysis .............................................................................................................8 Sewer System Analysis Results ................................................................................................8 Conclusions and Recommendations..........................................................................................9

APPENDICES

APPENDIX A DESIGN CRITERIA
APPENDIX B ESPERANZA PA 11 REFERENCE AND RED LINED PERTINENT SECTIONS OF THE 2022 L.D. KING MASTER SEWER STUDY

APPENDIX C SEWER ANALYSIS RESULTS
1972
DEXTER WILSON ENGINEERING, INC. PAGE 2

LIST OF FIGURES
PAGE NO.

FIGURE 1 VICINITY MAP.......................................................................................2 FIGURE 2 EXISTING AND PROPOSED SEWER SYSTEM..................................4

LIST OF TABLES
PAGE NO.

TABLE 1 ESPERANZA PA 11 SEWER GENERATION RATES ..........................5 TABLE 2 ESPERANZA PA 11 PROJECTED SEWAGE FLOWS .........................7 TABLE 3 ESPERANZA PA 11 EXISTING DOWNSTREAM
SEWER IMPACTS..................................................................................9 1973
1974
1975
Marcos Padilla, P.E.

April 17, 2025
Sewer System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 3
Purpose of Study
The purpose of this letter report is to analyze the existing public sewer system downstream of the Esperanza PA 11 project and determine if there are any sewer system deficiencies created by the proposed development of this property and land use change from school site to medium density residential. This report will address any offsite (public) sewer system deficiencies that are created as a result of the development of the residential project.

A previous Ontario Ranch East Master Plan Sewer Study was prepared by L.D. King, Inc. for the overall master plan area in 2022 for the overall developer. This study will utilize that 2022 master plan where appropriate and will serve as an amendment to that 2022 master plan. Red lines of pertinent sections of the L.D. King, Inc. study are included in Appendix B.

Study Area
In general, the study area for this sewer report is the sewer sub-basin comprising of the tributary area surrounding the Esperanza PA 11 project up to the Eastern Trunk Sewer in Archibald Avenue. This sub-basin system collects the wastewater flow from Esperanza PA 11 and adjacent development. The gravity sewer in adjacent Amherst Avenue is an 8-inch sewer line that conveys wastewater to the connection with the 15-inch diameter sewer line running westerly in Eucalyptus Avenue. The 15-inch diameter sewer line in Eucalyptus Avenue turns south at Mill Creek Avenue and increases to 21-inch diameter before increasing to 27-inch diameter at Bellegrave Avenue and Merrill Avenue.

These existing public sewer facilities can be seen on Figure 2 and Exhibit A.

Sewer System Design Criteria
The design criteria used for the evaluation of the offsite sewerage system impacts by Esperanza PA 11 project are based on City design criteria. The City’s Master Plan itself was referenced to confirm the pertinent design criteria as well. A copy of the pertinent sections in the City’s Master Plan where the design criteria is located is attached as Appendix A. 1976
1977
Marcos Padilla, P.E.

April 17, 2025
Sewer System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 5
Sewer Generation Rates. The sewer generation rates for the project is presented as Table 1 below.

TABLE 1
ESPERANZA PA 11 SEWER GENERATION RATES
Land Use Generation Rate
Medium Density Residential 174 gpd/unit
Peaking Factors
The peaking factor utilized in this study is identified in City’s design criteria. To convert average dry weather flows to peak wet weather flows, the following equation was used:

Qpeak dry weather flow = 1.77 x Qavg

0.893, where Qpeak equals peak flow in MGD (million gallons per day) and Qavg equals average flow in MGD.

Qpeak wet weather flow = 1.34 x Qpeak dry weather flow
Manning’s “n”
The gravity sewer analyses are made using a computer spreadsheet calculation which uses the Manning Equation for all of its calculations. The Manning’s “n” used by the computer spreadsheet calculation is held as a constant for all depths in a circular conduit. The value of Manning’s “n” used for this study is 0.013 per the City criteria. 1978
Marcos Padilla, P.E.

April 17, 2025
Sewer System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 6
Depth and Velocity of Flow in Gravity Sewers
Gravity sewer lines are designed to convey peak flow. For pipes up to 12 inches in diameter, flow depths are maintained at or below a d/D ratio of 0.50 under peak dry weather flows.

Pipes that are larger than 12-inches in diameter are designed for a maximum d/D ratio of

0.64 under peak dry weather flows. For either group, the depth of flow to d/D shall not exceed

0.82 with peak wet weather flows.

Gravity sewer lines are designed to maintain a minimum velocity of 2.0 feet per second at peak flow to prevent the deposition of solids.

Existing Sewer System
There are existing gravity sewer lines that are adjacent to the project site. The sewer line that will be utilized by the project is an 8-inch diameter gravity sewer line in Amherst Avenue on the western boundary of the project. This existing sewer line conveys flow southerly and westerly and ultimately connects to the existing Eastern Trunk Sewer line in Archibald Avenue. Appendix B provides reference information of the existing sewer lines utilized by the project.

Existing Sewer Flows. The sewer system analysis for Esperanza PA 11 project will need to consider sewage flows from existing development that is upstream and downstream of the project. Esperanza PA 11 project will be the most upstream development along this particular stretch of gravity sewer. Appendix B summarizes the projected sewage flows from existing downstream development.
1979
Marcos Padilla, P.E.

April 17, 2025
Sewer System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 7
Proposed Sewer Facilities
The projected sewer flow from Esperanza PA 11 project is based on the 161 residential unit site plan. Table 2 provides the summary of projected sewage flows for the project.

TABLE 2
ESPERANZA PA 11 PROJECTED SEWAGE FLOWS
Description Quantity Unit Flow Factor Total Avg. Flow
Residential 161 units 174 gpd/unit 28,014
Per the City design criteria, the peak dry weather flow to average flow ratio is approximately

2.59 based on the formula presented earlier this study, resulting in an estimated peak dry weather flow of 72,691 gpd (50 gpm). The peak wet weather flow is calculated to be 97,406 gpd (68 gpm).

The project will construct an onsite gravity sewer collection system within the project’s overall street distribution. The onsite sewer system within Esperanza PA 11 project is proposed to consist of 8-inch diameter gravity sewer lines. The existing and proposed sewer facilities for Esperanza PA 11 project are presented on Figure 2 and Exhibit A. 1980
Marcos Padilla, P.E.

April 17, 2025
Sewer System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 8
Sewer System Analysis
To analyze the impact of Esperanza PA 11 project on the existing sewer system, a hydraulic analysis was conducted. Appendix C provides the hydraulic analysis output and Exhibit A provides the corresponding Manhole Diagram. To perform this analysis, we obtained AsBuilt and design drawings information of the existing sewer system so that the pipe sizes and slopes could be inputted to the spreadsheet. A key component of the hydraulic analysis is to estimate existing flows within the sewer lines that will be utilized to serve the Esperanza PA 11 project. Appendix B provided the summary of existing flows from existing offsite upstream and downstream development.

The existing downstream 8-inch, 15-inch, 21-inch, 24-inch, and 27-inch gravity sewer lines were analyzed to the point where it connects to the Eastern Trunk Sewer in Archibald Avenue.

Sewer System Analysis Results
Appendix C presents the results of the hydraulic analysis for Esperanza PA 11 project. The results indicate that the existing system has adequate capacity to serve the project. With the additional sewer flow from Esperanza PA 11 residential project, all sections of downstream sewer lines will flow less than depth criteria during peak flow conditions.

The analysis results in Appendix C also indicate where changes due to the land use occur in the downstream sewer system. These changes are indicated via red lines and comments.

A summary of the impacts of the existing downstream gravity sewer to the proposed project is shown below in Table 3.
1981
Marcos Padilla, P.E.

April 17, 2025
Sewer System Analysis for Esperanza PA 11 Project
DEXTER WILSON ENGINEERING, INC. PAGE 9
TABLE 3
ESPERANZA PA 11 EXISTING DOWNSTREAM SEWER IMPACTS
Existing Downstream
Sewer Section
Maximum d/D Ratio Minimum Velocity, fps

PDWF PWWF PDWF PWWF
8-inch Diameter 0.14 0.28 1.7 1.9
15-inch Diameter 0.26 0.32 2.5 2.7
21-inch Diameter 0.35 0.41 4.3 4.7
24-inch Diameter 0.58 0.72 2.3 2.5
27-inch Diameter 0.59 0.73 2.3 2.5
Conclusions and Recommendations
The following conclusions have been made related to providing sewer service to Esperanza PA 11 project.

1. Esperanza PA 11 project can receive sewer service by connecting to an existing public 8-inch diameter gravity sewer line in Amherst Avenue and connecting to its proposed in-tract gravity sewer collection system. The project will construct an 8-inch diameter gravity sewer collection system onsite.

2. The development of the project is projected to result in an average sewage flow of 28,014 gpd.

3. Figure 2 provides the project layout including the location of existing and proposed sewer facilities.

4. A sewer system analysis was conducted (see Appendix C) and indicates that all existing and proposed sewer lines have adequate capacity to convey peak flows from existing development plus Esperanza PA 11 project while maintaining depth-todiameter ratios of less than City criteria. 1982
1983

APPENDIX A

DESIGN CRITERIA
1984

PERFORMANCE EVALUATION CRITERIA
CITY OF ONTARIO 3-5 Sewer Master Plan Update
R:Rpts\\Ontario, City of\2016-2017_Sewer Master Plan
Table 3-2
Sewer Unit Flow Factors
Max
Density
(du/ac)1
Density
(people/
du)2 FAR gpd unit gpd/ac gpd/tsf gpd/du
Residential
Rural Residential (OMC) RR 2 3.997 - 52 gpd/person 420 - 208 Low Density Residential (OMC) LDR 4 3.997 - 52 gpd/person 840 - 208 Low Density Residential (OR) LDR 5 3.997 - 52 gpd/person 1,040 - 208 Low Medium Density Residential (OMC) LMDR 8.5 3.997 - 52 gpd/person 1,785 - 208 Low Medium Density Residential (OR) LMDR 11 3.997 - 52 gpd/person 2,300 - 208 Medium Density Residential (OMC) MDR 18 3.347 - 52 gpd/person 3,150 - 174 Medium Density Residential (OR) MDR 25 3.347 - 52 gpd/person 4,350 - 174 High Density Residential (OMC) HDR 35 3.347 - 52 gpd/person 6,125 - 174 High Density Residential (OR) HDR 40 3.347 - 52 gpd/person 6,960 - 174 Commercial
Business Park BP - - 0.40 53 gpd/job 1,610 90 -
General Commercial GC - - 0.30 132 gpd/job 1,610 120 -
Hospitality3 HOS - - 1.00 116 gpd/room - 100 -
Neighborhood Commercial NC - - 0.30 51 gpd/job 1,610 120 - Office Commercial OC - - 0.75 31 gpd/job 2,250 70 -
Industrial
Industrial IND - - 0.55 51 gpd/job 1,060 45 -
Mixed Use4
High Density Residential MU-HDR 35 2.000 - 52 gpd/person 4,200 - 104 Office MU-O - - - 31 gpd/job 2,250 70 -
Non-Office MU-NO - - - 91 gpd/job 1,610 120 -
Open Space
Open Space Non-Recreational OS-NR - - - - - - - -
Open Space Recreational OS-R - - - - - 200 - -
Public
Public Facility PF - - - - - 1,450 - -
Public Middle or High School PS - - - 8 gpd/student - - Public Elementary School PS - - - 8 gpd/student - - -
Definitions: ac = acre OMC = Original Model Colony
du = dwelling unit OR = Ontario Ranch
gpd = gallons per day tsf = thousand sqare feet
4Mixed Use demands should be based on the types of landuse that make up the specific area and the unit demand factors provided above. The City's Buildout Table (April 2015) provides detailed information on the landuses that make up each mixed use area. 1Max Density per the City's Buildout Table (April 2015) for Original Model Colony. Density for LDR, LMDR, MDR, and HDR in Ontario Ranch were increased per the City Planning Department recommendation (March 2016). 2Density per the City's Buildout Table (April 2015)
3 The sewage generation for a hotel is best estimated by the number of rooms.

Sewer Unit Flow Factors
Landuse
DRAFT
1985

PERFORMANCE EVALUATION CRITERIA
CITY OF ONTARIO 3-6 Sewer Master Plan Update
R:Rpts\\Ontario, City of\2016-2017_Sewer Master Plan
3-3.1 Residential Sewer Unit Flow Factors
As shown on Figure 3-1, the flow monitoring sites were primarily chosen in the Original Model Colony (OMC) areas, which are generally built out. The residential developments in this area is predominately low density residential (LDR) and high density residential (HDR), which were used to develop the sewage generation estimates in gallons per day per person.

The sewer unit flow factor for LDR and HDR were calculated to be 52 and 51 gpd/person, respectively, when applying annual sewer return ratios to the potable water unit flow factors. This calculation shows that the sewage generation per person is very similar, regardless of the residential land use categorization. For planning purposes, the sewage unit flow factor of 52 gpd per person was applied to all residential land use types, as shown in Table 3-2.

The majority of the new development is composed of low density residential (LDR) and low-medium density residential (LMDR) land use types, each with an estimated population density of 3.997 persons per dwelling unit. The sewer unit flow factor for both LDR and LMDR is 208 gpd/DU, when applying the sewage generation factor of 52 gpd per person.

The City’s planning department estimates that the medium density residential (MDR) and high density residential (HDR) land use types have population densities of 3.347 persons per dwelling unit. With the sewage generation factor of 52 gpd per person, the unit flow factor for MDR and HDR are 174 gpd per dwelling unit. 3-3.2 Non-Residential Sewer Unit Flow Factors
Commercial Land Uses
The City’s water meter billing data accounts for commercial indoor use, outdoor irrigation water use, as well as recycled water use. Excluding irrigation and recycled water use for commercial customers (business park, general commercial, office commercial, neighborhood commercial, and hospitality), a sewer return ratio of 89% of the annual average water use was developed. This return ratio was applied to the developed water demand factors to establish the sewer unit flow factors for commercial uses.

Hospitality Land Uses
The City’s 2010 General Plan defines an area along Vineyard Avenue, south of the I-10 Freeway and north of the Ontario International Airport, as the hospitality area. It consists of numerous hotels and restaurants that provide service for patrons of the airport. A sewer return ratio of 89% of the annual average water use was applied to the hospitality land use to establish the sewer unit flow factors.

Industrial Land Uses
Industrial land use types include a wide variety of businesses and manufacturing processes that causes sewage generation to vary significantly from one customer to another. This is evident in the wide range water use for different businesses with these land use categorizations. For example, warehouses typically use a low amount of water and generate low amounts of sewage. On the other hand, some manufacturing businesses can use large of amounts of water and contribute large amounts of sewage to the City’s sewer system.

The average sewer return ratio was estimated to be 75% of the annual average water use. For planning purposes and when no other specific planning information is available, the sewage generation will be based on DRAFT
1986

PERFORMANCE EVALUATION CRITERIA
CITY OF ONTARIO 3-7 Sewer Master Plan Update
R:Rpts\\Ontario, City of\2016-2017_Sewer Master Plan
the sewer unit flow factor of 1,060 gpd/ac. This factor was based on the number of future estimated jobs and the 51 gpd/job divided by the number of future industrial acres. It is considered quite conservative in comparison to the currently estimated factor of 244 gpd/ac per flow monitoring in a primarily industrial area. The reason the existing factor is so low is because many of the industrial areas consist of warehouse uses that don’t use a lot of water. In the future, these warehouses can be converted to manufacturing uses. Therefore, for planning purposes, the calculated unit flow factor of 1,060 gpd/ac is deemed appropriate.

It is recommended that the City evaluate future potential high water users on a case by case basis, as details regarding the proposed development or redevelopment area becomes available. The sewer hydraulic model should be utilized to make sure that the system is capable of handling the proposed sewage generation.

Public Facility and School Land Uses
Sewer return ratios of 85% and 80%, respectively were implemented for public facilities and schools. The sewer unit flow factor for public facilities is 1,450 gpd per acre. For schools, the sewer unit flow factor is 8 gpd per student.
3-4 Peaking Factors
3-4.1 Peak Dry Weather
The wastewater unit flow factors discussed in Section 3-3 are used to generate average dry weather flows (ADWF) entering the collection system. However, the adequacy of a sewage collection system is based upon its ability to convey the peak flows. At any individual point in the system, peak dry weather flow (PDWF) is estimated by converting the total average flow upstream of the point in question to peak dry weather flow by an empirical peak-to-average relationship.

The peaking formula commonly used in sewerage studies is of the following form:

PDWF = a x ADWF b where PDWF = Peak Dry Weather Flow
ADWF = Average Dry Weather Flow
a, b = Peaking Formula Coefficients
In order to develop the peaking formula and establish coefficient “a” and “b”, the maximum versus average flow measured was plotted for each flow monitoring site as shown in Figure 3-3.

Based on the best fit line through the data points shown in Figure 3-3, the following peaking relationship was selected for this study:

PDWF (mgd) = 1.77 x ADWF (mgd) 0.893
The coefficient “b” factor accounts for smaller tributary areas with smaller ADWF, which generally experience greater PDWF. The change in usage of one customer in a very small tributary area will have a greater effect on its corresponding PDWF than a change in usage of one customer is a very large tributary area.

Note that the units of the selected peaking formula are in million gallons per day (mgd). These peaks are generally observed between the hours of 6:00 a.m. and 9:00 a.m. and 7:00 p.m. and 9:00 p.m. during weekdays and somewhat later in the morning hours during weekends in the predominantly residential areas.

DRAFT
1987

PERFORMANCE EVALUATION CRITERIA
CITY OF ONTARIO 3-8 Sewer Master Plan Update
R:Rpts\\Ontario, City of\2016-2017_Sewer Master Plan
Figure 3-3
Peaking Formula
3-4.2 Peak Wet Weather
The peak wet weather flow (PWWF) has two components: peak dry weather flow (PDWF) and rainfall dependent inflow/infiltration (I/I) as expressed by the following equation:

PWWF = PDWF + I/I
Inflow and infiltration is discussed further in Section 3-5.

The flow monitoring effort for this study did not cover a wet weather period. Until wet weather flow data can be collected, it is recommended that the peak wet weather flow be estimated as the following:

Peak Wet Weather Flow (PWWF) = 1.34 x Peak Dry Weather Flow (PDWF) Although the PWWF/PDWF factor of 1.34 may not cover all situations, it is not reasonable or feasible to design the sewer system to carry the flows that would result from the use of a larger ratio. Instead, it is recommended that the City concentrate on projects such as replacing manhole covers, installing plugs in manhole covers, and replacing or relining cracked pipes to reduce inflow and infiltration. 3-5 Inflow and Infiltration
Inflow is the surface water that typically gains entry to the sewer system through perforated or unsealed manhole covers during rainfall events. Infiltration is defined as water entering the collection system from the ground through defective pipes, pipe joint connections, or manhole walls. The sewer system design capacity (PDWF) = 1.77*(ADWF)0.893

0.00 1.00

2.00 3.00

4.00 5.00

6.00 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 4.00
Flow Monitoring
Maximum Flow (mgd)
Flow Monitoring
Average Flow (mgd)
DRAFT
1988

PERFORMANCE EVALUATION CRITERIA
CITY OF ONTARIO 3-9 Sewer Master Plan Update
R:Rpts\\Ontario, City of\2016-2017_Sewer Master Plan
must include allowances for these extraneous flow components, which inevitably become a part of the total flow. The amount of inflow and infiltration (I/I) that enters the system typically depends upon the availability, adequacy, and location of the storm water drainage facilities; age and condition of structures; materials and methods of construction; the location of the groundwater table; and the characteristics of the soil. In the absence of flow monitoring data, many regulating agencies utilize commonly accepted practices for estimating I/I. For example, I/I is often estimated based on the diameter and length of pipeline (100 to 400 gpd/ in. dia/ mile) or as a percentage of the peak flow or pipeline capacity.

AKM’s experience from other master planning studies and review of limited flow monitoring information available during severe rainfall events indicate that the peak wet weather flow can vary from 10 percent of average dry weather flows in steeper areas with adequate drainage facilities, to over 400 percent of average dry weather flows in flat areas that lack significant drainage facilities.

For this study, extraneous flow due to inflow and infiltration is included in the peak wet weather flow formula described above. If better data becomes available subsequently for specific areas, the analysis shall be updated based upon that information.
3-6 Sewer System Performance Evaluation Criteria
Sewer system performance evaluation criteria are established to ensure that the wastewater collection system can operate effectively under all flow conditions. Each pipe segment must be capable of carrying peak wet weather flows in the hydraulically stable zone of the pipe. Low flows must be conveyed at a velocity that will prevent solids from settling and blocking the system.

The design capacity of a gravity pipeline is the calculated capacity of the pipeline based on the Manning formula:

𝑄 ൌ 1.486 ∗ 𝐴 ∗ 𝑅
ଶ
ଷ
𝑆
ଵ
ଶ
𝑛
Sewer system capacity is established using a Manning’s friction factor of 0.013 for vitrified clay pipe.

The design and analysis of sewer pipes is typically based upon the depth to diameter ratio (d/D). In this study, existing pipes are considered capacity deficient if the d/D is above 0.64 at peak dry weather flows. This d/D ratio was arrived at by taking 75% of a pipe’s maximum stable flow capacity, which is at a d/D of 0.82. The area above a d/D of 0.82 is considered hydraulically unstable. The 25% pipe capacity above the d/D ratio of

0.64 is reserved for inflow and infiltration.

By setting the maximum allowable PWWF equal to the maximum capacity of the pipe (d/D ratio = 0.82) and setting the maximum allowable PDWF equal to 75% of the maximum pipe capacity (d/D ratio = 0.64), the PWWF/PDWF ratio is 1.34 (100% pipe capacity/75% pipe capacity) as stated in Section 3-4.2. where, Q = flow in cubic feet per second
R = hydraulic radius in feet = A / P
A = cross-sectional area of the pipe in square feet
P = wetted perimeter in feet
S = slope of pipe in feet of rise per foot of length
n = Manning’s friction factor
DRAFT
1989

PERFORMANCE EVALUATION CRITERIA
CITY OF ONTARIO 3-10 Sewer Master Plan Update
R:Rpts\\Ontario, City of\2016-2017_Sewer Master Plan
The extra pipeline capacity also allows for the possibility that actual wastewater flows may be slightly higher than anticipated PDWF. Additionally, the area above the water surface helps to keep the sewage aerated, reducing the possibility of septic conditions and odors.

For new construction, the design and analysis of gravity sewer pipes shall be based on the following depth to diameter ratios:
 Pipes 12-inches and smaller in diameter shall be designed to flow at a maximum d/D of 0.50 under peak dry weather flows
 Pipes 15-inches and greater in diameter shall be designed to flow at a maximum d/D of 0.64 under peak dry weather flows
 For either group, the depth of flow to diameter ratio shall not exceed 0.82 with peak wet weather flows Although this Sewer Master Plan study defined existing pipes as deficient when the d/D ratio exceeded 0.64 under peak dry weather flows, for all practical purposes the aforementioned design criteria must be adhered to.

For instance, if the sewer pipe is 12-inches and smaller and was designed to flow at a maximum PDWF d/D of

0.50 and is now constructed. The maximum PDWF d/D must be maintained at 0.50. Additional future development flow should not be allowed to contribute to this sewer pipe if the maximum PDWF d/D ratio is going to exceed 0.50.

At a minimum, all pipes shall be 8 inches or larger in diameter and the velocity of flow in the pipe shall be greater than 2 feet per second at average dry weather flow (ADWF). This velocity will prevent deposition of solids in the sewer and help to re-suspend any materials that may have already settled in the pipe. The minimum corresponding slopes for various pipe sizes are shown in Table 3-3.

It is important to note that the slopes listed in Table 3-3 assume the depth of flow in the pipe is 50 or 64 percent full depending on the size. If there is insufficient flow to create this condition, greater slopes than those shown may be required.

The peak flow velocity shall be less than 10 feet per second in vitrified clay pipe.

The City recognizes that minimum slopes and velocities are sometimes not achievable under certain circumstances. On a case by case basis, the City may approve sewer designs that do not meet these criteria. 3-7 Sewer Pump Station Performance Evaluation Criteria
It is desirable to develop a sewer collection system with as few pump stations as possible due to the associated cost and maintenance required. The City’s policy does not allow new pump stations. If a pump station is absolutely necessary, the following criteria shall be minimum standards.

Sewer Size
2 ft/s Velocity
Slope
8" 0.0057
10" 0.0042
12" 0.0033
15" 0.0019
18" 0.0014
21" 0.0011
24" 0.0008
27" 0.0008
30" 0.0007
33" 0.0006
36" & larger 0.0005
Table 3-3
Example Sewer Slopes
*Pipes 12" and smaller assume
depth of flow is 50 percent
*Pipes 15" and greater assume
depth of flow is 64 percent
DRAFT
1990
#*
#*
#*
#*
!(
!(
!(
!( !( !(
!( !( !(
!( !( !(
!( !( !(
!( !( !( !(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
!(
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!(
!( !(
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!(

RIVERSIDE DR

FERN ST

EUCLID AVE

CAMPUS AVE

BON VIEW AVE

CUCAMONGA AVE

GROVE AVE

BAKER AVE

VINEYARD AVE

RIVERSIDE DR

MISSION BLVD

PHILADEL

HAMNER AVE

MAGNOLIA AVE

CYPRESS AVE

WALNUT ST

SULTANA AVE

WALKER AVE
SR-60
SR-60
Magnolia
PS
Haven PS (to be
transferred to IEUA
or eliminated)

WINEVILLE AVE

VINTAGE AVE
Riverside
County City of
Chino

CHINO AVE

SCHAEFER AVE

EDISON AVE

EUCALYPTUS AVE

MERRILL AVE

MILL CREEK AVE

HAVEN AVE
Montclair Interceptor
RP-1
RP-5
Kimball Interceptor
Eastern Trunk Sewer

ONTARIO RANCH RD

CARPENTER AVE

BELLEGRAVE AVE

ARCHIBALD AVE

EDISON AVE

CHINO AVE
Colony HS
PS

PARCO AVE
RP-1 Bypass
Edenglen PS
(temporary)
15"
Q=0.751
S=0.0121
Fontana Interceptor
18"
Q=1.206
S=0.0126
21"
Q=2.226
S=0.0091
21"
Q=2.551
S=0.0112
12"
Q=0.303
S=0.0112
15"
Q=0.561
S=0.0087
15"
Q=0.988
S=0.0095
18"
Q=1.306
S=0.0076
15"
Q=0.514
S=0.0095
15"
Q=0.784
S=0.0095
18"
Q=1.209
S=0.0061
18"
Q=1.479
S=0.0090
15"
Q=0.456
S=0.0087
15"
Q=0.820
S=0.0114
18"
Q=1.620
S=0.0072
21"
Q=2.002
S=0.0060
24"
Q=2.002
S=0.0021
30"
Q=3.480
S=0.0019
30"
Q=4.786
S=0.0036
30"
Q=7.337
S=0.0075
30"
Q=7.337
S=0.0075
15"
Q=0.065
S=0.0143
27"
Q=2.602
S=0.0031
30"
Q=2.680
S=0.0084
21"
18"
15"
Q=0.296
S=0.0091
18"
Q=0.495
S=0.0083
18"
Q=0.901
S=0.0033
21"
Q=1.083
S=0.0079
24"
Q=1.380
S=0.0035
24"
Q=1.451
S=0.0035
27"
Q=2.288
S=0.0020
24"
Q=2.050
S=0.0125
24"
Q=1.601
S=0.0073 21"
Q=1.500
S=0.0067
15"
Q=1.246
S=0.0077
15"
Q=0.526
S=0.0077
15"
Q=0.181
S=0.0028
15"
Q=0.022
S=0.0037
15"
Q=0.402
S=0.0044
21"
Q=1.862
S=0.0125
21"
Q=2.108
S=0.0073
12"
Q=0.253
S=0.0041
12"
Q=0.204
S=0.0074
15"
Q=0.175
S=0.0234
15"
Q=0.027
S=0.0022
15"
Q=0.358
S=0.0048
15"
Q=0.391
S=0.0073
15"
Q=0.263
S=0.0014
12"
Q=0.224
S=0.0051
15"
Q=0.077
S=0.0217
12"
Q=0.129
S=0.0033
8"
Q=0.090
S=0.0041
City of
Eastvale
A70
A60
A50
A40
A30 B10
B20
B30
B40
B50 C50 D50
C40 D40
C30 D30
C20 D20
C10 D10
A20
A10
CTS470
CTS390
CTS310
CTS230
CTS150
CTS60
AA18MH102
AA17MH102
Z19MH100
G10
M290
M340
EUD80
MC50
HO85
EUC60
EUB140
Y20MH102
H150
V22MH101
MC170
V21MH106
V21MH102
H200 MC220
CSA60
MC310
H290
H340
Q18MH105
R18MH138
R18MH136
E925 T19111
V19MH108A
V19MH102A
X19MH104
ME30 Y19MH100
EUA10
PROJECT NO: 1001397.00
DATE: July 2020 Figure 5-2
#*
#*
")
Legend
City Boundary
Not Served by City of Ontario
Magnolia PS Tributary Area
Archibald Trunk Sewer Tributary Area
BonView Trunk Sewer Tributary Area
Carpenter Trunk Sewer Tributary Area
Eucalyptus to Archibald Trunk Sewer Tributary Area
Euclid Trunk Sewer Tributary Area
Grove Trunk Sewer Tributary Area
Haven North to Archibald Trunk Sewer Tributary Area
Haven South Trunk Sewer Tributary Area
Kimball Extension Trunk Sewer Tributary Area
La Avenida to Archibald Trunk Sewer Tributary Area
Merrill to Archibald Trunk Sewer Tributary Area
Mill Creek Trunk Sewer Tributary Area
Walker Trunk Sewer Tributary Area
³
0 1,500 3,000 6,000
Feet

CITY OF ONTARIO

SEWER MASTER PLAN UPDATE
Proposed Ontario Ranch
Sewer System
Private Sewer Pump Station
City Sewer Pump Station
Regional Connections to IEUA Trunks Sewer
City Gravity Sewer
IEUA Kimball Interceptor
IEUA/City RP-1 Outfall
IEUA/City Eastern Trunk Sewer
Future Western Trunk Sewer
Future Ontario Ranch Sewer (Designed)
Future Ontario Ranch Sewer
Inland Empire Utilities Agency (IEUA) Sewer
Private Gravity Sewer
City Forcemain
Private Forcemain
Sewer Pipe Size (inches)
Average Dry Weather Flow (mgd)
Slope of Pipe (ft/ft)
XX"
Q
S
DRAFT
1991

APPENDIX B
ESPERANZA PA 11 REFERENCE AND
RED LINED PERTINENT SECTIONS OF THE 2022 L.D. KING MASTER

SEWER STUDY
1992
Updated August 2022
Updated October 2022
Updated November 2022
ESPERANZA PA-11 SCHOOL SITE - RESIDENTIAL CONVERSION UPDATE - Applicable project file numbers (PGPA24-003, PSPA24-004, PMTT24-008 (TM-20730), PDEV24-017).
1993
5 •
•
•
•
- The Esperanza PA 11 School Siet has been converted to a 161 unit medium density residential site. 1994
MERRILL TRIBUTARY: Merrill Ave to Bellegrave Ave to Mill Creek Ave Including Southern Portion of Haven Ave and Subarea 29 properties where the 2022 Amended Subarea 29 Specific Plans was used.

Land Use and DU's per 2050 TOP With the Exception of SCE Prop where the Existing Use was used, Esperanza propertes where the SP was used

TRIBUTARY TO EUCALYPTUS AVENUE
Rich Haven PA 8B 20 500 25 MDR 174 87,000
Esperanza PA3 11.4 156 14 MDR 174 27,144 0.114144 114,144 ESP10MH Esperanza North Por. PA4 12.87 202 16 MDR 174 35,148 0.035148 35,148 ESP21MH Esperanza South Por. PA4 6.43 101 16 MDR 174 17,574 0.017574 17,574 ESP30MH Esperanza PA 11 1000 8 gpd/st 8,000 0.008000 8,000 EUD5L100 Esperanza PA 10 TM 100 208 20,800 0.020800 20,800 EUD3L10 Esperanza PA 9 82 11 LMDR 208 17,056 0.017056 17,056 MCL10

TRIBUTARY TO BELLEGRAVE AVENUE
Esperanza PA 5 157 11 LMDR 208 32,656
Esperanza PA 6 78 11 LMDR 208 16,224 0.048880 48,880 M10L10 Esperanza PA 7 76 11 LMDR 208 15,808
Esperanza PA 8 107 11 LMDR 208 22,256 0.038064 38,064 M300 Subarea 29
PA 33 47.6 644 13.5 LMDR 174 112,056 112,056 0.112056 M6L10

TRIBUTARY TO HAVEN AVENUE
Rich Haven 9A and Portion of 9b 62.5 MU 2690 gpd/ac 168,125 168,125 0.168125 H160 The Lakes 24A PA1 25 625 25 MDR 174 108,750 108,750 0.108750 H150 The Lakes 24A PA3 6 NC 1610 gpd/ac 9,660 9,660
14 630 45 HDR 174 gpd/acre 109,620 119,280
13 143 11 LMDR 208 29,744 149,024 0.149024 EUC5L10
Subarea 29 PA 31 16.1 172 11 LMDR 208 35,776 0.035776 35,776 H4L10 Subarea 29 PA 32 42.5 671 15.8 LMDR 174 116,754 152,530 0.152530 H3L10 School 19 1200 8 gpd/st 9,600 0.009600 9,600 H00

TRIBUTARY TO MERRILL
Subarea 29 Pa 28 and 29 44.4 222 5 LDR 208 46,176 46176 0.046176 M4L10

TRIBUTARY TO PARKVIEW STREET
Subarea 29 PA 15 3.15 PF 1450 gpd/acre 4,568
Subarea 29 PA 16 6.07 41 6.8 LMDR 208 8,528
Subarea 29 PA 17 8.38 56 6.7 LMDR 208 11,648
Subarea 29 PA 19 8.95 61 6.8 LMDR 208 12,688
Subarea 29 PA 20 13.29 67 5.0 LDR 208 13,936 51,368 0.051368 Y19MH161 Subarea 29 PA 4 17.81 88 4.9 LDR 208 18,304
Subarea 29 PA 5 13.67 68 5.0 LDR 208 14,144 32,448 0.032448 Y19MH158 Subarea 29 PA 9a 7 LMDR 208 1,456 0.001456 Y19MH127 1,456 Subarea 29 PA 11 6.23 OS-R 200 gpd/acre 1,246
Subarea 29 PA 14 7.64 OS-R 200 gpd/acre 1,528 0.002774 Y19MH151 2,774 Subarea 29 PA 18 11.19 PS-E 750 8 gpd/stu 6,000
Subarea 29 PA 21 11.48 48 4.2 LDR 208 9,984
Subarea 29 PA 22 21.34 79 3.7 LDR 208 16,432
Subarea 29 PA 23 14.41 82 5.7 LMDR 208 17,056
Subarea 29 PA 24 13.71 73 5.3 LMDR 208 15,184
Subarea 29 PA 25 18.45 102 5.5 LMDR 208 21,216
Subarea 29 PA 26 12.03 101 8.4 LMDR 208 21,008
Subarea 29 PA 30 21.8 180 11 LMDR 208 37,440 144,320 0.144320 Y20MH101 Subarea 29 PA 27 9.58 50 5.2 LMDR 208 10,400 10,400 0.010400 M3AL10

TRIBUTARY TO ARCHIBALD AVE NORTH OF MERRILL AVE
Subarea 29 PA 1 83.1 432 5.2 LMDR 208 89,856 89,856
Subarea 29 PA 2 12.1 COM 1610 gpd/ac 19,481 109,337
Subarea 29 PA 3 34.5 186 5.4 LMDR 208 38,688 148,025 0.148025

TRIBUTARY TO ARCHIBALD AVE SOUTH OF MERRILL AVE
Subarea 29 PA 6 13 67 5.2 LMDR 208 13,936 13,936
Subarea 29 PA 7 15.3 65 4.2 LDR 208 13,520 27,456
Subarea 29 PA 8 9.1 46 5.1 LMDR 208 9,568 37,024
Subarea 29 POR. PA 9 62 7 LMDR 208 12,896 49,920
Subarea 29 PA 10 6.6 57 8.7 LMDR 208 11,856 61,776
Subarea 29 PA 12 9.5 53 5.6 LMDR 208 11,024 72,800
Subarea 29 PA 13 7.8 75 9.6 LMDR 208 15,600 88,400 0.088400 10 161 16.1 MDR 174
28,014

0.028014
1995

0.0727, 0.0281, 1.73, 0.24, 0.16

0.4110, 0.1949, 2.56, 0.26, 0.32

0.4110, 0.1949, 2.56, 0.26, 0.33

0.4499, 0.2157, 2.59, 0.27, 0.34

0.4499, 0.2157, 4.61, 0.18, 0.23

0.4499, 0.2157, 4.59, 0.18, 0.23

2.0731, 1.1936, 4.63, 0.33, 0.58

2.0731, 1.1936, 4.35, 0.35, 0.61

2.0994, 1.2106, 7.06, 0.25, 0.43
Assuming this slope is a typo?

2.0994, 1.2106, 4.34, 0.35, 0.61

2.1304, 1.2306, 4.45, 0.35, 0.61

2.1613, 1.2506, 2.32, 0.47, 0.94

2.4355, 1.4296, 2.39, 0.50, 1.00
1996

2.2336, 1.2976, 2.34, 0.48, 0.95

2.2336, 1.2976, 2.34, 0.48, 0.95

2.2336, 1.2976, 2.34, 0.48, 0.95

2.4050, 1.4096, 2.38, 0.50, 0.99

2.4355, 1.4296, 2.39, 0.50, 1.00

2.4355, 1.4296, 2.39, 0.50, 1.00

2.4355, 1.4296, 4.77, 0.30, 0.60

3.3179, 2.0211, 2.74, 0.58, 1.15

3.3179, 2.0211, 2.74, 0.58, 1.15

3.3179, 2.0211, 2.74, 0.58, 1.15

3.3179, 2.0211, 2.74, 0.58, 1.15

3.3179, 2.0211, 2.74, 0.58, 1.15

3.4008, 2.0777, 2.76, 0.58, 1.17

3.4008, 2.0777, 2.84, 0.57, 1.14

3.4008, 2.0777, 2.76, 0.58, 1.17

3.4008, 2.0777, 2.76, 0.58, 1.17

3.4008, 2.0777, 2.76, 0.58, 1.17

3.4008, 2.0777, 6.41, 0.31, 0.62

3.6131, 2.2235, 2.34, 0.58, 1.31

3.6131, 2.2235, 2.34, 0.58, 1.31

3.6172, 2.2263, 2.34, 0.58, 1.31

3.6172, 2.2263, 2.34, 0.58, 1.31

3.6237, 2.2308, 2.34, 0.58, 1.31

3.6983, 2.2822, 2.35, 0.59, 1.33

3.6983, 2.2822, 2.35, 0.59, 1.33

3.7450, 2.3146, 2.35, 0.59, 1.34

3.7450, 2.3146, 3.33, 0.45, 1.02
1997

MERRILL TRIBUTARY

0.32MGD

EDENGLEN

ESPERANZA
SUBAREA 29

RICH HAVEN

BELLEGRAVE AVENUE

MILL CREEK AVENUE
HAVE

N AVENUE

MERRILL AVENUE

MEDIUM DENSITY RESIDENTIAL
1998

4.24 Ontario Esperanza Specific Plan
Section 4. LAND USE
Exhibit 8
Land Use Plan
N
MEDIUM DENSITY RES.
1999
Section 4. LAND USE
Ontario Esperanza Specific Plan 4.25
Table 2
Land Use Summary

LAND USE UNITS GROSS
ACRES
UNITS/
GROSS
ACRES
NET
ACRES
UNITS/
NET
ACRES
Residential Uses
PA-1 (RD-7 / Row Townhomes) 258 DU 21.48 AC 12.01 DU/AC 18.62 AC 13.86 DU/AC PA-2 (RD-4 / SFD Cottages) 165 DU 24.68 AC 6.69 DU/AC 20.81 AC 7.93 DU/AC PA-3 (RD-8 / Motorcourt Townhomes) 238 DU 19.84 AC 12.00 DU/AC 17.38 AC 13.69 DU/AC PA-4 (RD-6 / 6 Pack Courtyard) 149 DU 23.81 AC 6.26 DU/AC 19.92 AC 7.48 DU/AC PA-5 (RD-5 / 4 Pack Courtyard) 157 DU 23.78 AC 6.60 DU/AC 17.64 AC 8.90 DU/AC PA-6 (RD-4 / SFD Cottages) 78 DU 13.64 AC 5.72 DU/AC 10.00 AC 7.80 DU/AC PA-7 (RD-1 / SFD 50’ wide lots) 76 DU 14.36 AC 5.29 DU/AC 12.56 AC 6.05 DU/AC PA-8 (RD-2 / SFD 55’ wide lots) 107 DU 23.72 AC 4.51 DU/AC 19.26 AC 5.56 DU/AC PA-9 (RD-1 / SFD 50’ x 80’) 82 DU 17.75 AC 4.62 DU/AC 13.27 AC 6.18 DU/AC PA-10 (RD-3 / SFD 2 Pack) 100 DU 19.92 AC 5.02 DU/AC 14.62 AC 6.84 DU/AC Park 6.92 AC
Residential Land Use Total 1,410 DU 209.90 AC 6.72 DU/AC 164.08 AC 8.59 DU/AC Parks 9.89 AC
Neighborhood Edge Buffers 6.62 AC
Roadways 28.25 AC
SCE Easements and Well Sites 4.14 AC
Community Facilities Use
PA-11 (School) 13.10 AC 10.02 AC
PROJECT TOTAL 1,410 DU 223.00 AC 223.00 AC
NOTES:
1) Gross residential acres do not include the 13.10 gross acres for a school site. 2) Net residential acres are gross acres less parks, neighbohood edge buffers, roadways, easements and net area for school site.
3 LAND USE
Residential Uses
319 29.35 10.87 28.97 11.01
113 22.84 4.95 17.36 6.51
156 11.40 13.68 11.10 14.05
303 27.41 11.05 19.30 15.70
157 23.78 6.60 17.64 8.90
78 13.64 5.72 10.00 7.80
76 14.36 5.29 12.56 6.05
107 23.72 4.51 19.26 5.56
82 17.75 4.62 13.27 6.18
100 19.92 5.02 14.62 6.84

5.75 1491 209.90 7.10 164.08 9.09
Parks 9.89 AC
Neighborhood Edge Buffers 6.62 AC
Roadways 28.25 AC
SCE Easements and Well Sites 4.14 AC
Community Facilities Use
PA-11 (School) 13.10 AC 10.02 AC
PROJECT TOTAL 1491 223.00 DU AC 223.00 AC
PA-1 (RD-7/ Row Townhomes,
RD-8/ Motorcourt Townhomes) DU
PA-2 (RD-4/ SFD Cottages,
RD-6/ 6-Pack Courtyard) DU
AC
AC

UNITS GROSS
ACRES

UNITS/ GROSS
ACRES
DU/AC
DU/AC

NET ACRES
AC
AC

UNITS/ NET
ACRES
DU/AC
DU/AC
DU/AC
PA-3 (RD-7 & RD-8/ Row
Townhomes) DU AC DU/AC AC DU/AC
PA-4 (RD-6/ 6-Pack Courtyard,
8-Pack Courtyard, Row Townhomes) DU AC DU/AC AC
DU/AC
PA-5 (RD-5/ 4-Pack Courtyard) DU AC DU/AC AC DU/AC
PA-6 (RD-4/ SFD Cottages) DU AC DU/AC AC
DU/AC
PA-7 (RD-1/ SFD 50' wide lots) DU AC DU/AC AC DU/AC
PA-8 (RD-2/ SFD 55' wide lots) DU AC DU/AC AC
DU/AC
PA-9 (RD-1/ SFD 50' x 80') DU AC DU/AC AC DU/AC
PA-10 (RD-3/ SFD 2-Pack) DU AC DU/AC AC
DU/AC
Park 1 AC
Residential land Use Total DU AC DU/AC AC
NOTES:

1. Gross residential acres do not include the 13.10 gross acres for a school site.

2. Net residential acres are gross acres less parks, neighborhood edge buers, roadways, easements and net area for school site.
* PA-2 includes 3.45 AC of Park 1
*
Med. Density. Res. 161 DU 16.1 DU/AC
1652
2000

APPENDIX C

SEWER ANALYSIS RESULTS
The following conditions were modeled for Esperanza PA 11 Project:

1. Existing Flows (Peak Dry Weather Flow)

2. Existing Flows (Peak Wet Weather Flow)

3. Existing Plus Project Flows (Peak Dry Weather Flow)

4. Existing Plus Project Flows (Peak Wet Weather Flow)
• Reference Exhibit A for Manhole Diagram
2001

SEWER STUDY SUMMARY
DATE: 1/24/2025 Esperanza PA 11 (Ontario Ranch East) Sewer Capacity Analysis - Existing Flow Only - Peak Dry Weather Flow JOB NUMBER: 1551-001
EUD5L10P EUD5L100 EUD50 8 105 0.0053 0.0237 0.0080 1.24 0.14 0.09 EUD50P EUD50 EDU40 15 282 0.0047 0.3731 0.1749 2.49 0.24 0.30 EUD40P EDU40 EUD30 15 400 0.0043 0.3731 0.1749 2.41 0.25 0.31 EUD40P EUD30 EUD20 15 275 0.0045 0.4124 0.1957 2.53 0.26 0.32 EUD20P EUD20 EUD10 15 293 0.0229 0.4124 0.1957 4.49 0.17 0.22 EUD10P EUD10 MC50 15 83 0.0226 0.4124 0.1957 4.47 0.17 0.22 MC50P MC50 MC40 21 362 0.0074 2.0420 1.1736 4.61 0.33 0.57 MC40P MC40 MC30 21 361 0.0062 2.0420 1.1736 4.33 0.34 0.60 MC30P MC30 MC20 21 253 0.0238 2.0684 1.1906 7.03 0.24 0.43 MC120P MC20 MC10 21 236 0.0061 2.0684 1.1906 4.32 0.35 0.61 MC100P MC10 M290 21 348 0.0065 2.0684 1.1906 4.42 0.34 0.60 M29 M290 M280 24 314 0.0011 2.0684 1.1906 2.29 0.46 0.91 M28 M280 M270 24 274 0.0011 2.2028 1.2776 2.33 0.47 0.95 M27 M270 M260 24 321 0.0011 2.2028 1.2776 2.33 0.47 0.95 M26 M260 M250 24 344 0.0011 2.2028 1.2776 2.33 0.47 0.95 M25 M250 M240 24 300 0.0011 2.3745 1.3896 2.38 0.49 0.99 M24 M240 M230 24 297 0.0011 2.3745 1.3896 2.38 0.49 0.99 M23 M230 M220 24 297 0.0011 2.3745 1.3896 2.38 0.49 0.99 M22 M220 M210 24 297 0.0011 2.3745 1.3896 2.38 0.49 0.99 M21 M210 G10 24 296 0.0073 2.3745 1.3896 4.74 0.30 0.59 M20 G10 M190 24 315 0.0013 3.2886 2.0011 2.74 0.57 1.14 M19 M190 M180 24 321 0.0013 3.2886 2.0011 2.74 0.57 1.14 M18 M180 M170 24 322 0.0013 3.2886 2.0011 2.74 0.57 1.14 M17 M170 M160 24 147 0.0013 3.2886 2.0011 2.74 0.57 1.14 M16 M160 M150 24 363 0.0013 3.2886 2.0011 2.74 0.57 1.14 M15 M150 M140 24 302 0.0013 3.3715 2.0577 2.75 0.58 1.16 M13 M140 Y20MH120 24 126 0.0014 3.3715 2.0577 2.83 0.57 1.14 Y20CL1017 Y20MH120 Y20MH121 24 321 0.0013 3.3715 2.0577 2.75 0.58 1.16 Y20CL1018 Y20MH121 Y20MH122 24 324 0.0013 3.3715 2.0577 2.75 0.58 1.16 Y20CL1019 Y20MH122 Y20MH100 24 280 0.0013 3.3715 2.0577 2.75 0.58 1.16 Y20CL1000 Y20MH100 Y20MH102 24 282 0.0128 3.3715 2.0577 6.39 0.31 0.61 Y20CL1003 Y20MH102 Y20MH103 27 194 0.0008 3.5840 2.2035 2.33 0.58 1.30 Y19CL1067 Y20MH103 Y19MH151 27 326 0.0008 3.5840 2.2035 2.33 0.58 1.30 Y19CL1066 Y19MH151 Y19MH152 27 330 0.0008 3.5881 2.2063 2.33 0.58 1.30 Y19CL1068 Y19MH152 Y19MH153 27 330 0.0008 3.5881 2.2063 2.33 0.58 1.30 Y19CL1070 Y19MH153 Y19MH154 27 216 0.0008 3.5946 2.2108 2.33 0.58 1.30 Y19CL1071 Y19MH154 Y19MH156 27 264 0.0008 3.6692 2.2622 2.34 0.59 1.32 Y19CL1069 Y19MH156 Y19MH157 27 296 0.0008 3.6692 2.2622 2.34 0.59 1.32 Y19CL1072 Y19MH157 Y19MH159 27 203 0.0008 3.7161 2.2946 2.35 0.59 1.33 Y19CL1075 Y19MH159 27 90 0.002 3.7161 2.2946 3.32 0.45 1.01 PDWF Water
Depth (ft)
General Pipe Information Ultimate Baseline Scenario
PDWF
(mgd)
ADWF
(mgd)
PDWF
Velocity
(ft/s)
PDWF
PIPE ID U/S MH ID D/S MH ID d/D
Archibald/
ETS
Diameter
(in)
Length
(ft) Slope
1 K' based on n = 0.013
2 dn/D using K' in Brater King Table 7-14
3 From Brater King Table 7-4 based on dn/D
\\MERIDIAN\Eng\1551001\Sewer Spreadsheets\2025-01-24 Sewer System Analysis - Esperanza PA 11 Ontario East (Existing Flows Peak Dry Weather Flow).xlsx 2002

SEWER STUDY SUMMARY
DATE: 1/24/2025 Esperanza PA 11 (Ontario Ranch East) Sewer Capacity Analysis - Existing Flow Only - Peak Wet Weather Flow JOB NUMBER: 1551-001
EUD5L10P EUD5L100 EUD50 8 105 0.0053 0.0318 0.0080 1.36 0.16 0.11 EUD50P EUD50 EDU40 15 282 0.0047 0.4999 0.1749 2.71 0.28 0.35 EUD40P EDU40 EUD30 15 400 0.0043 0.4999 0.1749 2.63 0.29 0.36 EUD40P EUD30 EUD20 15 275 0.0045 0.5527 0.1957 2.75 0.30 0.38 EUD20P EUD20 EUD10 15 293 0.0229 0.5527 0.1957 4.90 0.20 0.25 EUD10P EUD10 MC50 15 83 0.0226 0.5527 0.1957 4.88 0.20 0.25 MC50P MC50 MC40 21 362 0.0074 2.7363 1.1736 5.00 0.38 0.67 MC40P MC40 MC30 21 361 0.0062 2.7363 1.1736 4.69 0.40 0.70 MC30P MC30 MC20 21 253 0.0238 2.7716 1.1906 7.65 0.28 0.50 MC120P MC20 MC10 21 236 0.0061 2.7716 1.1906 4.68 0.41 0.71 MC100P MC10 M290 21 348 0.0065 2.7716 1.1906 4.79 0.40 0.70 M29 M290 M280 24 314 0.0011 2.7716 1.1906 2.46 0.54 1.08 M28 M280 M270 24 274 0.0011 2.9518 1.2776 2.50 0.56 1.13 M27 M270 M260 24 321 0.0011 2.9518 1.2776 2.50 0.56 1.13 M26 M260 M250 24 344 0.0011 2.9518 1.2776 2.50 0.56 1.13 M25 M250 M240 24 300 0.0011 3.1818 1.3896 2.55 0.59 1.18 M24 M240 M230 24 297 0.0011 3.1818 1.3896 2.55 0.59 1.18 M23 M230 M220 24 297 0.0011 3.1818 1.3896 2.55 0.59 1.18 M22 M220 M210 24 297 0.0011 3.1818 1.3896 2.55 0.59 1.18 M21 M210 G10 24 296 0.0073 3.1818 1.3896 5.14 0.34 0.69 M20 G10 M190 24 315 0.0013 4.4067 2.0011 2.91 0.70 1.40 M19 M190 M180 24 321 0.0013 4.4067 2.0011 2.91 0.70 1.40 M18 M180 M170 24 322 0.0013 4.4067 2.0011 2.91 0.70 1.40 M17 M170 M160 24 147 0.0013 4.4067 2.0011 2.91 0.70 1.40 M16 M160 M150 24 363 0.0013 4.4067 2.0011 2.91 0.70 1.40 M15 M150 M140 24 302 0.0013 4.5178 2.0577 2.92 0.71 1.43 M13 M140 Y20MH120 24 126 0.0014 4.5178 2.0577 3.01 0.69 1.39 Y20CL1017 Y20MH120 Y20MH121 24 321 0.0013 4.5178 2.0577 2.92 0.71 1.43 Y20CL1018 Y20MH121 Y20MH122 24 324 0.0013 4.5178 2.0577 2.92 0.71 1.43 Y20CL1019 Y20MH122 Y20MH100 24 280 0.0013 4.5178 2.0577 2.92 0.71 1.43 Y20CL1000 Y20MH100 Y20MH102 24 282 0.0128 4.5178 2.0577 6.94 0.36 0.71 Y20CL1003 Y20MH102 Y20MH103 27 194 0.0008 4.8026 2.2035 2.47 0.71 1.59 Y19CL1067 Y20MH103 Y19MH151 27 326 0.0008 4.8026 2.2035 2.47 0.71 1.59 Y19CL1066 Y19MH151 Y19MH152 27 330 0.0008 4.8081 2.2063 2.47 0.71 1.59 Y19CL1068 Y19MH152 Y19MH153 27 330 0.0008 4.8081 2.2063 2.47 0.71 1.59 Y19CL1070 Y19MH153 Y19MH154 27 216 0.0008 4.8168 2.2108 2.48 0.71 1.59 Y19CL1071 Y19MH154 Y19MH156 27 264 0.0008 4.9167 2.2622 2.48 0.72 1.62 Y19CL1069 Y19MH156 Y19MH157 27 296 0.0008 4.9167 2.2622 2.48 0.72 1.62 Y19CL1072 Y19MH157 Y19MH159 27 203 0.0008 4.9795 2.2946 2.49 0.73 1.64 Y19CL1075 Y19MH159 27 90 0.002 4.9795 2.2946 3.57 0.53 1.20 PWWF Water
Depth (ft)
General Pipe Information Ultimate Baseline Scenario
PWWF
(mgd)
ADWF
(mgd)
PWWF
Velocity
(ft/s)
PWWF
PIPE ID U/S MH ID D/S MH ID d/D
Archibald/
ETS
Diameter
(in)
Length
(ft) Slope
1 K' based on n = 0.013
2 dn/D using K' in Brater King Table 7-14
3 From Brater King Table 7-4 based on dn/D
\\MERIDIAN\Eng\1551001\Sewer Spreadsheets\2025-01-24 Sewer System Analysis - Esperanza PA 11 Ontario East (Existing Flows Peak Wet Weather Flow).xlsx 2003

SEWER STUDY SUMMARY
DATE: 1/24/2025 Esperanza PA 11 (Ontario Ranch East) Sewer Capacity Analysis - Existing plus Project Flows - Peak Dry Weather Flow JOB NUMBER: 1551-001
EUD5L10P EUD5L100 EUD50 8 105 0.0053 0.0727 0.0280 1.73 0.24 0.16 EUD50P EUD50 EDU40 15 282 0.0047 0.4110 0.1949 2.56 0.26 0.32 EUD40P EDU40 EUD30 15 400 0.0043 0.4110 0.1949 2.48 0.26 0.33 EUD40P EUD30 EUD20 15 275 0.0045 0.4499 0.2157 2.59 0.27 0.34 EUD20P EUD20 EUD10 15 293 0.0229 0.4499 0.2157 4.61 0.18 0.23 EUD10P EUD10 MC50 15 83 0.0226 0.4499 0.2157 4.59 0.18 0.23 MC50P MC50 MC40 21 362 0.0074 2.0731 1.1936 4.63 0.33 0.58 MC40P MC40 MC30 21 361 0.0062 2.0731 1.1936 4.35 0.35 0.61 MC30P MC30 MC20 21 253 0.0238 2.0994 1.2106 7.06 0.25 0.43 MC120P MC20 MC10 21 236 0.0061 2.0994 1.2106 4.34 0.35 0.61 MC100P MC10 M290 21 348 0.0065 2.1304 1.2306 4.45 0.35 0.61 M29 M290 M280 24 314 0.0011 2.1613 1.2506 2.32 0.47 0.94 M28 M280 M270 24 274 0.0011 2.2336 1.2976 2.34 0.48 0.95 M27 M270 M260 24 321 0.0011 2.2336 1.2976 2.34 0.48 0.95 M26 M260 M250 24 344 0.0011 2.2336 1.2976 2.34 0.48 0.95 M25 M250 M240 24 300 0.0011 2.4050 1.4096 2.38 0.50 0.99 M24 M240 M230 24 297 0.0011 2.4355 1.4296 2.39 0.50 1.00 M23 M230 M220 24 297 0.0011 2.4050 1.4096 2.38 0.50 0.99 M22 M220 M210 24 297 0.0011 2.4050 1.4096 2.38 0.50 0.99 M21 M210 G10 24 296 0.0073 2.4355 1.4296 4.77 0.30 0.60 M20 G10 M190 24 315 0.0013 3.3179 2.0211 2.74 0.58 1.15 M19 M190 M180 24 321 0.0013 3.3179 2.0211 2.74 0.58 1.15 M18 M180 M170 24 322 0.0013 3.3179 2.0211 2.74 0.58 1.15 M17 M170 M160 24 147 0.0013 3.3179 2.0211 2.74 0.58 1.15 M16 M160 M150 24 363 0.0013 3.3179 2.0211 2.74 0.58 1.15 M15 M150 M140 24 302 0.0013 3.4008 2.0777 2.76 0.58 1.17 M13 M140 Y20MH120 24 126 0.0014 3.4008 2.0777 2.84 0.57 1.14 Y20CL1017 Y20MH120 Y20MH121 24 321 0.0013 3.4008 2.0777 2.76 0.58 1.17 Y20CL1018 Y20MH121 Y20MH122 24 324 0.0013 3.4008 2.0777 2.76 0.58 1.17 Y20CL1019 Y20MH122 Y20MH100 24 280 0.0013 3.4008 2.0777 2.76 0.58 1.17 Y20CL1000 Y20MH100 Y20MH102 24 282 0.0128 3.4008 2.0777 6.41 0.31 0.62 Y20CL1003 Y20MH102 Y20MH103 27 194 0.0008 3.6131 2.2235 2.34 0.58 1.31 Y19CL1067 Y20MH103 Y19MH151 27 326 0.0008 3.6131 2.2235 2.34 0.58 1.31 Y19CL1066 Y19MH151 Y19MH152 27 330 0.0008 3.6172 2.2263 2.34 0.58 1.31 Y19CL1068 Y19MH152 Y19MH153 27 330 0.0008 3.6172 2.2263 2.34 0.58 1.31 Y19CL1070 Y19MH153 Y19MH154 27 216 0.0008 3.6237 2.2308 2.34 0.58 1.31 Y19CL1071 Y19MH154 Y19MH156 27 264 0.0008 3.6982 2.2822 2.35 0.59 1.33 Y19CL1069 Y19MH156 Y19MH157 27 296 0.0008 3.6982 2.2822 2.35 0.59 1.33 Y19CL1072 Y19MH157 Y19MH159 27 203 0.0008 3.7450 2.3146 2.35 0.59 1.34 Y19CL1075 Y19MH159 27 90 0.002 3.7450 2.3146 3.33 0.45 1.02 PDWF Water
Depth (ft)
General Pipe Information Ultimate Baseline Scenario
PDWF
(mgd)
ADWF
(mgd)
PDWF
Velocity
(ft/s)
PDWF
PIPE ID U/S MH ID D/S MH ID d/D
Archibald/
ETS
Diameter
(in)
Length
(ft) Slope
1 K' based on n = 0.013 2 dn/D using K' in Brater King Table 7-14 3 From Brater King Table 7-4 based on dn/D
\\MERIDIAN\Eng\1551001\Sewer Spreadsheets\2025-01-24 Sewer System Analysis - Esperanza PA 11 Ontario East (Existing plus Project Flows Peak Dry Weather Flow).xlsx 2004

SEWER STUDY SUMMARY
DATE: 1/24/2025 Esperanza PA 11 (Ontario Ranch East) Sewer Capacity Analysis - Existing plus Project Flows - Peak Wet Weather Flow JOB NUMBER: 1551-001
EUD5L10P EUD5L100 EUD50 8 105 0.0053 0.0974 0.0280 1.88 0.28 0.19 EUD50P EUD50 EDU40 15 282 0.0047 0.5507 0.1949 2.79 0.30 0.37 EUD40P EDU40 EUD30 15 400 0.0043 0.5507 0.1949 2.70 0.30 0.38 EUD40P EUD30 EUD20 15 275 0.0045 0.6029 0.2157 2.81 0.32 0.39 EUD20P EUD20 EUD10 15 293 0.0229 0.6029 0.2157 5.03 0.21 0.26 EUD10P EUD10 MC50 15 83 0.0226 0.6029 0.2157 5.00 0.21 0.26 MC50P MC50 MC40 21 362 0.0074 2.7779 1.1936 5.02 0.39 0.68 MC40P MC40 MC30 21 361 0.0062 2.7779 1.1936 4.71 0.40 0.71 MC30P MC30 MC20 21 253 0.0238 2.8132 1.2106 7.68 0.29 0.50 MC120P MC20 MC10 21 236 0.0061 2.8132 1.2106 4.70 0.41 0.72 MC100P MC10 M290 21 348 0.0065 2.8547 1.2306 4.83 0.41 0.71 M29 M290 M280 24 314 0.0011 2.8961 1.2506 2.49 0.56 1.11 M28 M280 M270 24 274 0.0011 2.9931 1.2976 2.51 0.57 1.14 M27 M270 M260 24 321 0.0011 2.9931 1.2976 2.51 0.57 1.14 M26 M260 M250 24 344 0.0011 2.9931 1.2976 2.51 0.57 1.14 M25 M250 M240 24 300 0.0011 3.2227 1.4096 2.55 0.60 1.19 M24 M240 M230 24 297 0.0011 3.2636 1.4296 2.56 0.60 1.20 M23 M230 M220 24 297 0.0011 3.2227 1.4096 2.55 0.60 1.19 M22 M220 M210 24 297 0.0011 3.2227 1.4096 2.55 0.60 1.19 M21 M210 G10 24 296 0.0073 3.2636 1.4296 5.18 0.35 0.70 M20 G10 M190 24 315 0.0013 4.4460 2.0211 2.91 0.70 1.41 M19 M190 M180 24 321 0.0013 4.4460 2.0211 2.91 0.70 1.41 M18 M180 M170 24 322 0.0013 4.4460 2.0211 2.91 0.70 1.41 M17 M170 M160 24 147 0.0013 4.4460 2.0211 2.91 0.70 1.41 M16 M160 M150 24 363 0.0013 4.4460 2.0211 2.91 0.70 1.41 M15 M150 M140 24 302 0.0013 4.5570 2.0777 2.92 0.72 1.44 M13 M140 Y20MH120 24 126 0.0014 4.5570 2.0777 3.02 0.70 1.39 Y20CL1017 Y20MH120 Y20MH121 24 321 0.0013 4.5570 2.0777 2.92 0.72 1.44 Y20CL1018 Y20MH121 Y20MH122 24 324 0.0013 4.5570 2.0777 2.92 0.72 1.44 Y20CL1019 Y20MH122 Y20MH100 24 280 0.0013 4.5570 2.0777 2.92 0.72 1.44 Y20CL1000 Y20MH100 Y20MH102 24 282 0.0128 4.5570 2.0777 6.96 0.36 0.72 Y20CL1003 Y20MH102 Y20MH103 27 194 0.0008 4.8416 2.2235 2.48 0.71 1.60 Y19CL1067 Y20MH103 Y19MH151 27 326 0.0008 4.8416 2.2235 2.48 0.71 1.60 Y19CL1066 Y19MH151 Y19MH152 27 330 0.0008 4.8470 2.2263 2.48 0.71 1.60 Y19CL1068 Y19MH152 Y19MH153 27 330 0.0008 4.8470 2.2263 2.48 0.71 1.60 Y19CL1070 Y19MH153 Y19MH154 27 216 0.0008 4.8557 2.2308 2.48 0.71 1.60 Y19CL1071 Y19MH154 Y19MH156 27 264 0.0008 4.9555 2.2822 2.49 0.72 1.63 Y19CL1069 Y19MH156 Y19MH157 27 296 0.0008 4.9555 2.2822 2.49 0.72 1.63 Y19CL1072 Y19MH157 Y19MH159 27 203 0.0008 5.0183 2.3146 2.49 0.73 1.65 Y19CL1075 Y19MH159 27 90 0.002 5.0183 2.3146 3.58 0.54 1.21 PWWF Water
Depth (ft)
General Pipe Information Ultimate Baseline Scenario
PWWF
(mgd)
ADWF
(mgd)
PWWF
Velocity
(ft/s)
PWWF
PIPE ID U/S MH ID D/S MH ID d/D
Archibald/
ETS
Diameter
(in)
Length
(ft) Slope
1 K' based on n = 0.013 2 dn/D using K' in Brater King Table 7-14 3 From Brater King Table 7-4 based on dn/D
\\MERIDIAN\Eng\1551001\Sewer Spreadsheets\2025-01-24 Sewer System Analysis - Esperanza PA 11 Ontario East (Existing plus Project Flows Peak Wet Weather Flow).xlsx 2005
2006
RESOLUTION NO. PC25-048

A RESOLUTION OF THE PLANNING COMMISSION OF THE CITY OF

ONTARIO, CALIFORNIA, RECOMMENDING THE CITY COUNCIL
APPROVE FILE NO. PGPA24-003, AN AMENDMENT TO THE LAND USE

ELEMENT OF THE POLICY PLAN (GENERAL PLAN), REVISING
EXHIBIT LU-01 (OFFICIAL LAND USE PLAN) AND EXHIBIT LU-03 (FUTURE BUILDOUT), AFFECTING PROPERTY, LOCATED SOUTH OF

CHATHAM STREET, WEST OF CLIFTON AVENUE, EAST OF AMHERST

AVENUE, AND NORTH OF EUCALYPTUS AVENUE, FROM PUBLIC
SCHOOL TO MEDIUM DENSITY RESIDENTIAL. AND MAKING
FINDINGS IN SUPPORT THEREOF—APN: 1073-101-050. (SEE
ATTACHMENTS 1 AND 2) (PART OF CYCLE 1 FOR THE 2025

CALENDAR YEAR)
WHEREAS, GDC Investments13, LP, has filed an Application for the approval of a General Plan Amendment, File No. PGPA24-003, as described in the title of this Resolution (hereinafter referred to as Application or Project); and WHEREAS, the City of Ontario adopted the Policy Plan (General Plan) as part of the component framework for The Ontario Plan on January 27, 2010, and issued Resolution No. 2010-004; and
WHEREAS, the City of Ontario adopted a Supplemental Environmental Impact Report (SEIR) for the General Plan Amendment for The Ontario Plan 2050 Technical Update (TOP 2050) on August 16, 2022 and issued Resolution No. 2022-129. Since the adoption of TOP 2050, the City has evaluated Exhibits LU-01: Official Land Use Plan and LU-03: Future Buildout further and is proposing modifications; and WHEREAS, the proposed changes to Exhibit LU-01 Official Land Use Plan include changes to land use designations of certain properties shown on Exhibit A to make the land use designations of these properties consistent with existing adjacent properties; and
WHEREAS, Policy Plan Exhibit LU-03 (Future Buildout) specifies the expected buildout for the City of Ontario, incorporating the adopted land use designations. The proposed changes to Exhibit LU-01 (Official Land Use Plan) will require that Exhibit LU03 (Future Buildout) is modified to be consistent with Exhibit LU-01 (Official Land Use Plan), as depicted on Exhibit B, attached; and
WHEREAS, the Project proposes to amend TOP Policy Plan Land Use Map and associated buildout tables to change the land use designation of approximately 10.02 acres, located south of Chatham Street, west of Clifton Avenue, east of Amherst Avenue, 2007
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and north of Eucalyptus Avenue, from Public School to Medium Density Residential (see Exhibit B), establishing a buildout capacity of 221 units; and WHEREAS, this capacity offsets the loss of 130 units resulting from File No. PGPA23-003 and ensures compliance with SB 330 by maintaining the City’s overall housing capacity; and
WHEREAS, City of Ontario Development Code Division 2.03 (Public Hearings) prescribes the manner in which public notification shall be provided and hearing procedures to be followed, and all such notifications and procedures have been completed; and
WHEREAS, the Project is located within the Airport Influence Area of Ontario International Airport, which encompasses lands within parts of San Bernardino, Riverside, and Los Angeles Counties, and is subject to, and must be consistent with, the policies and criteria set forth in the Ontario International Airport Land Use Compatibility Plan (ALUCP), which applies only to jurisdictions within San Bernardino County, and addresses the noise, safety, airspace protection, and overflight impacts of current and future airport activity; and
WHEREAS, the Application is a project pursuant to the California Environmental Quality Act (Public Resources Code Section 21000, et seq.) (CEQA); and WHEREAS, as the first action on the Project, on September 23, 2025, the Planning Commission recommended approval of a Resolution recommending City Council adopt an addendum to TOP 2050 Supplemental Environmental Impact Report (SEIR; State Clearinghouse No. 2021070364) adopted by City Council on August 16, 2022, for File No. PGPA20-002. The addendum finds that the proposed Project introduces no new significant environmental impacts, and all previously adopted mitigation measures are incorporated into the Project by reference; and
WHEREAS, on September 23, 2025, the Planning Commission of the City of Ontario conducted a hearing to consider the Project, and concluded said hearing on that date; and
WHEREAS, all legal prerequisites to the adoption of this Resolution have occurred.

NOW, THEREFORE, IT IS HEREBY FOUND, DETERMINED, AND RESOLVED by the Planning Commission of the City of Ontario, as follows:

SECTION 1: Environmental Determination and Findings. As the recommending body for the Project, the Planning Commission has reviewed and considered the information contained in the administrative record for the Project. Based 2008
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upon the facts and information contained in the administrative record, including all written and oral evidence presented to the Planning Commission, the Planning Commission finds as follows:
(1) The environmental impacts of this Project were reviewed in conjunction with an TOP 2050 Supplemental Environmental Impact Report — State Clearinghouse No. 2021070364 (Certified SEIR), which was certified by the Ontario City Council on August 16, 2022, in conjunction with File No. PGPA20-002; and
(2) The Addendum and administrative record have been completed in compliance with CEQA, the State CEQA Guidelines, and the City of Ontario Local CEQA Guidelines; and
(3) The City's "Local Guidelines for Implementing the California Environmental Quality Act (CEQA)" provide for the use of a single environmental assessment in situations where the impacts of subsequent projects are adequately analyzed. This Application introduces no new significant environmental impacts; and (4) All previously adopted mitigation measures shall be a condition of Project approval, as they are applicable to the Project, and are incorporated herein by this reference; and
(5) The Addendum contains a complete and accurate reporting of the environmental impacts associated with the Project, and reflects the independent judgment of the Planning Commission; and
(6) There is no substantial evidence in the administrative record supporting a fair argument that the Project may result in significant environmental impacts.

SECTION 2: Additional Environmental Review Not Required. Based on the Addendum, all related information presented to the Planning Commission, and the specific findings set forth in Section 1, above, the Planning Commission finds that the preparation of a subsequent or supplemental environmental impact report is not required for the Project, as the Project:
(1) Does not constitute substantial changes to the certified SEIR that will require major revisions to the Certified SEIR due to the involvement of new significant environmental effects or a substantial increase in the severity of previously identified significant effects; and
(2) Does not constitute substantial changes with respect to the circumstances under which the Certified SEIR was prepared, that will require major revisions to the 2009
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Certified SEIR due to the involvement of new significant environmental effects or a substantial increase in the severity of the previously identified significant effects; and (3) Does not contain new information of substantial importance that was not known and could not have been known with the exercise of reasonable diligence at the time the Certified SEIR was certified/adopted, that shows any of the following:
(a) The Project will have one or more significant effects not discussed in the Certified SEIR; or
(b) Significant effects previously examined will be substantially more severe than shown in the Certified SEIR; or
(c) Mitigation measures or alternatives previously found not to be feasible would in fact be feasible and would substantially reduce one or more significant effects of the Project, but the City declined to adopt such measures; or (d) Mitigation measures or alternatives considerably different from those analyzed in the Certified SEIR would substantially reduce one or more significant effects on the environment, but which the City declined to adopt.

SECTION 3: Housing Element Compliance. Pursuant to the requirements of California Government Code Chapter 3, Article 10.6, commencing with Section 65580, as the recommending body for the Project, the Planning Commission finds that based upon the facts and information contained in the Application and supporting documentation, at the time of Project implementation, the Project is consistent with the Housing Element of the Policy Plan (General Plan) component of TOP 2050, as the Project site is not one of the properties in the Housing Element Sites Inventory contained in Tables B-1 and B-2 of the Housing Element Technical Report.

SECTION 4: Airport Land Use Compatibility Plan (ALUCP) Compliance.

The California State Aeronautics Act (Public Utilities Code Section 21670, et seq.) requires that an Airport Land Use Compatibility Plan be prepared for all public use airports in the State; and requires that local land use plans and individual development proposals must be consistent with the policies set forth in the adopted Airport Land Use Compatibility Plan.
(1) On April 19, 2011, the City Council of the City of Ontario approved and adopted the Ontario International Airport Land use Compatibility Plan, establishing the Airport Influence Area for Ontario International Airport, which encompasses lands within parts of San Bernardino, Riverside, and Los Angeles Counties, and limits future land uses and development within the Airport Influence Area, as they relate to noise, safety, airspace protection, and overflight impacts of current and future airport activity. As the 2010
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recommending body for the Project, the Planning Commission has reviewed and considered the facts and information contained in the Application and supporting documentation against the ONT ALUCP compatibility factors, including [1] Safety Criteria (ONT ALUCP Table 2-2) and Safety Zones (ONT ALUCP Map 2-2), [2] Noise Criteria (ONT ALUCP Table 2-3) and Noise Impact Zones (ONT ALUCP Map 2-3), [3] Airspace protection Zones (ONT ALUCP Map 2-4), and [4] Overflight Notification Zones (ONT ALUCP Map 2-5). As a result, the Planning Commission finds and determines that the Project, when implemented in conjunction with the conditions of approval, will be consistent with the policies and criteria set forth within the ONT ALUCP; and SECTION 5: Concluding Facts and Reasons. Based upon the substantial evidence presented to the Planning Commission during the above-referenced hearing, and upon the specific findings set forth in the Sections above, the Planning Commission hereby concludes as follows:
(1) The proposed General Plan Amendment is consistent with the goals and policies of TOP 2050 as follows:

Policy Plan (General Plan)
Land Use Element:
 LU-1.1 Strategic Growth. We concentrate growth in strategic locations that help create place and identity, maximize available and planned infrastructure, foster the development of transit, and support the expansion of the active and multimodal transportation networks throughout the City.
 LU-1.6 Complete Community. We incorporate a variety of land uses and building types in our land use planning efforts that result in a complete community where residents at all stages of life, employers, workers, and visitors have a wide spectrum of choices of where they can live, work, shop and recreate within Ontario.  Goal LU-2 Compatibility: Compatibility between a wide range of uses and a resultant urban patterns and forms.

Community Economics Element:
 Goal CE-1 Complete Community: A complete community that provides for all incomes and stages of life.
 Goal CE-2 Placemaking: A City of distinctive neighborhoods, districts, corridors, and centers where people choose to be; and
2011
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(2) The proposed General Plan Amendment would not be detrimental to the public interest, health, safety, convenience, or general welfare of the City; and (3) The Land Use Element is a mandatory element allowed four general plan amendments per calendar year and this general plan amendment is the first amendment to the Land Use Element of the 2025 calendar year consistent with Government Code Section 65358; and
(4) The proposed General Plan Amendment action modifying land use designations for 10.2 acres from Public School to Medium-Density Residential, located south of Chatham Street, west of Clifton Avenue, east of Amherst Avenue, and north of Eucalyptus Avenue is consistent with the Housing Element of the Policy Plan (general plan) component of TOP 2050, as the Project site is not one of the properties in the Housing Element Sites contained in Tables B-1 and B-2 (Housing Element Sites Inventory) of the Housing Element Technical Report.; and (5) The proposed General Plan Amendment would not be detrimental to the public interest, health, safety, convenience, or general welfare of the City; and (6) The Land Use Element is a mandatory element allowed four general plan amendments per calendar year and this general plan amendment is the first amendment to the Land Use Element of the 2025 calendar year consistent with Government Code Section 65358; and
(7) During the amendment of the general plan, opportunities for the involvement of citizens, California Native American Indian tribes (Government Code Section 65352.3.), public agencies, public utility companies, and civic, education, and other community groups, through public hearings or other means were implemented consistent with Government Code Section 65351.

SECTION 6: Planning Commission Action. Based upon the findings and conclusions set forth in the Sections above, the Planning Commission hereby RECOMMENDS THE CITY COUNCIL APPROVES the proposed General Plan Amendment, as depicted in Attachment 1 (Policy Plan Land Use Plan (Exhibit LU-01) Revision) and Attachment 2 (Future Buildout Table (Exhibit LU-03) Revision) of this Resolution.

SECTION 7: Indemnification. The Applicant shall agree to defend, indemnify and hold harmless, the City of Ontario or its agents, officers, and employees from any claim, action or proceeding against the City of Ontario or its agents, officers or employees to attack, set aside, void, or annul this approval. The City of Ontario shall promptly notify the Applicant of any such claim, action, or proceeding, and the City of Ontario shall cooperate fully in the defense.
2012
2013
2014
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ATTACHMENT 1:

Policy Plan Land Use Plan (Exhibit LU-01) Revision
2015
Planning Commission Resolution
File No. PGPA24-003
September 23, 2025

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Existing
2016
Planning Commission Resolution
File No. PGPA24-003
September 23, 2025

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Proposed
2017
Planning Commission Resolution
File No. PGPA24-003
September 23, 2025

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ATTACHMENT 2:

Future Buildout Table (Exhibit LU-03) Revision
2018
Planning Commission Resolution
File No. PGPA24-003
September 23, 2025

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2019
Planning Commission Resolution
File No. PGPA24-003
September 23, 2025

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2020
Planning Commission Resolution
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September 23, 2025

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2021
RESOLUTION NO. PC25-049

A RESOLUTION OF THE PLANNING COMMISSION OF THE CITY OF

ONTARIO, CALIFORNIA, RECOMMENDING THAT THE CITY COUNCIL APPROVE FILE NO. PSPA24-004, AN AMENDMENT TO THE

ESPERANZA SPECIFIC PLAN TO REVISE THE SPECIFIC PLAN FOR

CONSISTENCY WITH THE ONTARIO PLAN POLICY PLAN (GENERAL
PLAN) LAND USE MAP. THE AMENDMENT INCLUDES [I] REVISING THE ALLOWED USES WITHIN PLANNING AREA 11 FROM SCHOOL TO RD-7/ROW TOWNHOMES; AND [II] MODIFYING THE SPECIFIC PLAN

LAND USE MAP, DEVELOPMENT STANDARDS, EXHIBITS, AND TEXT

TO REFLECT THE PROPOSED LAND USE CHANGES, AND MAKING
FINDINGS IN SUPPORT THEREOF—APN: 1073-101-050
WHEREAS, GDC Investments 13, LP (hereinafter referred to as Applicant) has filed an Application for the approval of a Specific Plan Amendment, File No. PSPA24-004, as described in the title of this Resolution (hereinafter referred to as Application or Project); and
WHEREAS, the Application applies to approximately 10.02 acres of land generally located south of Chatham Street, west of Clifton Avenue, east of Amherst Avenue, and north of Eucalyptus Avenue, within Planning Area 11 (RD-7 / Row Townhomes) of the Esperanza Specific Plan, identified as Assessor’s Parcel Number 1073-101-050, and presently vacant; and
WHEREAS, the property to the north of the Project site is within the Esperanza Specific Plan, designated Park, and developed with residential uses; the property to the east is within the Esperanza Specific Plan, designated PA-4 (RD-6 / 6-Pack Courtyard), and developed with residential uses; the property to the south is within the Esperanza Specific Plan, designated PA-7 (RD-1 / SFD 50’ wide lots), and developed with residential uses; and the property to the west is within the Esperanza Specific Plan, designated PA10 (RD-3 / SFD 2-Pack), and developed with residential uses; and WHEREAS, on February 6, 2007, the City Council adopted Ordinance No. 2852, approving the Esperanza Specific Plan (File No. PSP05-002), establishing a master plan for the development of 223 acres of land, inclusive of the Project site; and WHEREAS, the Application was submitted to amend the land use designation and development standards of Planning Area 11 of the Esperanza Specific Plan; and WHEREAS, the Application was submitted to increase the number of units allowed within Planning Area 11 from 0 dwelling units to 161 dwelling units; and 2022
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WHEREAS, The Ontario Plan (TOP) 2050 Supplemental Environmental Impact Report (State Clearinghouse No. 2021070364), certified by the Ontario City Council on August 16, 2022, in conjunction with File No. PGPA20-002 (hereinafter referred to as Certified SEIR), in which development and use of the Project site was discussed; and WHEREAS, the Planning Director of the City of Ontario prepared and approved for attachment to the certified Environmental Impact Report, an Addendum to the Certified EIR (hereinafter referred to as SEIR Addendum) in accordance with the requirements of the California Environmental Quality Act of 1970, together with State and local guidelines implementing said Act, all as amended to date (collectively referred to as CEQA); and WHEREAS, the environmental impacts of this Project were thoroughly analyzed in the SEIR Addendum, which concluded that implementation of the Project could result in a number of significant effects on the environment that were previously analyzed in the Certified SEIR, and that the Certified SEIR identified mitigation measures that would reduce each of those significant effects to a less-than-significant level; and WHEREAS, the City's "Local Guidelines for Implementing the California Environmental Quality Act (CEQA)" provide for the use of a single environmental assessment in situations where the impacts of subsequent projects are adequately analyzed; and
WHEREAS, the Application is a project pursuant to the California Environmental Quality Act — Public Resources Code Section 21000, et seq. — (hereinafter referred to as CEQA) and an SEIR Addendum has been prepared to determine possible environmental impacts; and
WHEREAS, Ontario Development Code Table 2.02-1 (Review Matrix) grants the Planning Commission the responsibility and authority to review and make a recommendation to the City Council on the subject Application; and WHEREAS, the Project has been reviewed for consistency with the Housing Element of the Policy Plan component of TOP 2050, as State Housing Element law (as prescribed in Government Code Sections 65580 through 65589.8) requires that development projects must be consistent with the Housing Element, if upon consideration of all its aspects, it is found to further the purposes, principals, goals, and policies of the Housing Element; and
WHEREAS, the Project is located within the Airport Influence Area of Ontario International Airport, which encompasses lands within parts of San Bernardino, Riverside, and Los Angeles Counties, and is subject to, and must be consistent with, the policies and criteria set forth in the Ontario International Airport Land Use Compatibility Plan (hereinafter referred to as ALUCP), which applies only to jurisdictions within San 2023
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Bernardino County, and addresses the noise, safety, airspace protection, and overflight impacts of current and future airport activity; and
WHEREAS, City of Ontario Development Code Division 2.03 (Public Hearings) prescribes the manner in which public notification shall be provided and hearing procedures to be followed, and all such notifications and procedures have been completed; and
WHEREAS, as the first action on the Project, on September 23, 2025, the Planning Commission issued a Resolution recommending the City Council adopt the SEIR Addendum, finding that the proposed Project introduces no new significant environmental impacts and applying all previously adopted mitigation measures to the Project, which were incorporated by reference; and
WHEREAS, on September 23, 2025, the Planning Commission of the City of Ontario conducted a hearing to consider the Project, and concluded said hearing on that date; and
WHEREAS, all legal prerequisites to the adoption of this Resolution have occurred.

NOW, THEREFORE, IT IS HEREBY FOUND, DETERMINED, AND RESOLVED by the Planning Commission of the City of Ontario, as follows:

SECTION 1: Environmental Determination and Findings. As the recommending body for the Project, the Planning Commission has reviewed and considered the information contained in the Addendum, the initial study, and the administrative record for the Project, including all written and oral evidence provided during the comment period. Based upon the facts and information contained in the Addendum, the initial study, and the administrative record, including all written and oral evidence presented to the Planning Commission, the Planning Commission finds as follows:
(1) The environmental impacts of the Project were reviewed in conjunction with an Addendum to TOP 2050 Supplemental Environmental Impact Report (SEIR)(State Clearinghouse No. 2021070364), certified by the Ontario City Council on August 16, 2022, in conjunction with File No. PGPA20-002; and
(2) The SEIR Addendum and administrative record have been completed in compliance with CEQA, the State CEQA Guidelines, and the City of Ontario Local CEQA Guidelines; and
(3) The City's "Local Guidelines for Implementing the California Environmental Quality Act (CEQA)" provide for the use of a single environmental assessment in 2024
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situations where the impacts of subsequent projects are adequately analyzed. This Application introduces no new significant environmental impacts; and (4) All previously adopted mitigation measures shall be a condition of Project approval, as they are applicable to the Project, and are incorporated herein by this reference; and
(5) The SEIR Addendum contains complete and accurate reporting of the environmental impacts associated with the Project, and reflects the independent judgment of the Planning Commission; and
(6) There is no substantial evidence in the administrative record supporting a fair argument that the Project may result in significant environmental impacts.

SECTION 2: Subsequent or Supplemental Environmental Review Not Required. Based on the SEIR Addendum, all related information presented to the Planning Commission, and the specific findings set forth in Section 1, above, the Planning Commission finds that the preparation of a subsequent or supplemental Certified SEIR is not required for the Project, as the Project:
(1) Does not constitute substantial changes to the Certified SEIR that will require major revisions to the Certified SEIR due to the involvement of new significant environmental effects or a substantial increase in the severity of previously identified significant effects; and
(2) Does not constitute substantial changes with respect to the circumstances under which the Certified SEIR was prepared, that will require major revisions to the Certified SEIR due to the involvement of new significant environmental effects or a substantial increase in the severity of the previously identified significant effects; and (3) Does not contain new information of substantial importance that was not known and could not have been known with the exercise of reasonable diligence at the time the Certified SEIR was certified/adopted, that shows any of the following:
(a) The Project will have one or more significant effects not discussed in the Certified SEIR; or
(b) Significant effects previously examined will be substantially more severe than shown in the Certified SEIR; or
(c) Mitigation measures or alternatives previously found not to be feasible would in fact be feasible and would substantially reduce one or more significant effects of the Project, but the City declined to adopt such measures; or 2025
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(d) Mitigation measures or alternatives are considerably different from those analyzed in the Certified SEIR would substantially reduce one or more significant effects on the environment, but which the City declined to adopt.

SECTION 3: Housing Element Compliance. Pursuant to the requirements of California Government Code Chapter 3, Article 10.6, commencing with Section 65580, as the recommending body for the Project, the Planning Commission finds that based upon the facts and information contained in the Application and supporting documentation, at the time of Project implementation, the Project is consistent with the Housing Element of the Policy Plan (General Plan) component of TOP 2050, as the Project site is not one of the properties in the Housing Element Sites Inventory contained in Tables B-1 and B-2 of the Housing Element Technical Report.

SECTION 4: Airport Land Use Compatibility Plan (ALUCP) Compliance.

The California State Aeronautics Act (Public Utilities Code Section 21670, et seq.) requires that an Airport Land Use Compatibility Plan be prepared for all public use airports in the State; and requires that local land use plans and individual development proposals must be consistent with the policies set forth in the adopted Airport Land Use Compatibility Plan.
(1) On April 19, 2011, the City Council of the City of Ontario approved and adopted the Ontario International Airport Land use Compatibility Plan, establishing the Airport Influence Area for Ontario International Airport, which encompasses lands within parts of San Bernardino, Riverside, and Los Angeles Counties, and limits future land uses and development within the Airport Influence Area, as they relate to noise, safety, airspace protection, and overflight impacts of current and future airport activity. As the recommending body for the Project, the Planning Commission has reviewed and considered the facts and information contained in the Application and supporting documentation against the ONT ALUCP compatibility factors, including [1] Safety Criteria (ONT ALUCP Table 2-2) and Safety Zones (ONT ALUCP Map 2-2), [2] Noise Criteria (ONT ALUCP Table 2-3) and Noise Impact Zones (ONT ALUCP Map 2-3), [3] Airspace protection Zones (ONT ALUCP Map 2-4), and [4] Overflight Notification Zones (ONT ALUCP Map 2-5). As a result, the Planning Commission finds and determines that the Project, when implemented in conjunction with the conditions of approval, will be consistent with the policies and criteria set forth within the ONT ALUCP; and SECTION 5: Concluding Facts and Reasons. Based upon the substantial evidence presented to the Planning Commission during the above-referenced hearing, and upon the specific findings set forth in the Sections above, the Planning Commission hereby concludes as follows:
(1) The proposed Specific Plan, or amendment thereto, is consistent with the goals, policies, plans and exhibits of the Vision, Policy Plan (General Plan), and 2026
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City Council Priorities components of The Ontario Plan 2050. The proposed Specific Plan Amendment is consistent with the Vision, Policy Plan (General Plan), and City Council Priorities components of TOP 2050, in that the Specific Plan Amendment contributes towards the legislative framework for the implementation of TOP components, guiding growth and development within the Project area to achieve optimum results from the City’s physical, economic, environmental, and human resources. (2) The proposed Specific Plan, or amendment thereto, would not be detrimental to the public interest, health, safety, convenience, or general welfare of the City. The development standards and guidelines established by the proposed Specific Plan Amendment have been created with the intent to safeguard and further the public interest, health, safety, convenience, and/or general welfare, and to ensure that the purposes of TOP 2050 and the proposed Specific Plan Amendment are maintained. (3) In the case of an application affecting specific property(ies), the proposed Specific Plan, or amendment thereto, will not adversely affect the harmonious relationship with adjacent properties and land uses. The location of the proposed Specific Plan Amendment, and the proposed conditions under which future developments will be constructed and maintained, is consistent with the Policy Plan component of TOP 2050 and the City’s Development Plan, and, therefore, will not adversely affect the harmonious relationship with adjacent properties and land uses. (4) In the case of an application affecting specific property(ies), the subject site is physically suitable, including, but not limited to, parcel size, shape, access, and availability of utilities, for the request and anticipated development.

The proposed Specific Plan Amendment has been reviewed by all City departments, which have established that the project site is physically suitable for the anticipated development in terms of parcel size, shape, and availability of utilities.

SECTION 6: Planning Commission Action. Based upon the findings and conclusions set forth in the Sections above, the Planning Commission hereby RECOMMENDS THE CITY COUNCIL APPROVES the herein described Application, subject to each and every condition set forth in the Department reports attached hereto as "Attachment A," and incorporated herein by this reference.

SECTION 7: Indemnification. The Applicant shall agree to defend, indemnify and hold harmless, the City of Ontario or its agents, officers, and employees from any claim, action or proceeding against the City of Ontario or its agents, officers or employees to attack, set aside, void, or annul this approval. The City of Ontario shall promptly notify the Applicant of any such claim, action, or proceeding, and the City of Ontario shall cooperate fully in the defense.
2027
2028
2029
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ATTACHMENT A:

File No. PSPA24-004
Esperanza Specific Plan Amendment
(Specific Plan Amendment document to follow this page)
2030
2031
Adopted April 22, 2019
Adopted October 20, 2020
FILE NUMBER: PSPA14-001 Adopted June 16, 2014
Zoning Administrator Decision Number: ZA 14-001
FILE NUMBER: PSPA18-007
Zoning Administrator Decision Number: ZA 19-008
FILE NUMBER: PSPA19-003
City Council Resolution Number: R2020-17676
FILE NUMBER: PSPA19-005
Zoning Administrator Decision Number ZA22-014
Adopted August 12, 2022
OntariO EspEranza
spEcific plan
Consultant Team
L. D. King, Inc.

Planning and Engineering
2151 Convention Center Way
Suite 100
Ontario CA 91764
The Galloway Group
Land Planning and Architecture
20321 SW Birch Street Suite 200
Newport Beach CA 92660
Architerra Design Group
Landscape Architecture
10221-A Trademark Street
Rancho Cucamonga CA 91730
2032
Table of Contents
TOC.1
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TOC (In Progress)
Section 1. Executive Summary
Governing Documents� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.1 Specific Plan Components� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.2 Section 2 Introduction � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.2 Section 3 Existing Conditions � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.2 Section 4 Land Use � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.2 Section 5 Infrastructure and Services � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.2 Section 6 Development Regulations � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.2 Section 7 Implementation � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.3 Section 8 Design Guidelines � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.3 Section 9 General Plan Consistency � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1.4 Section 2. Introduction

2.1 Community Vision and Objectives � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.1

2.2 Specific Plan Purpose � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.3

2.3 Specific Plan Proposal � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.3

2.3.1 Project Summary � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.3

2.3.1.1 Residential Uses� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.3

2.3.2.2 Residential Detached� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.3

2.3.1.3 Residential Attached � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.4

2.3.1.4 Parks, Trails, and Open Space � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.4

2.4 Authority and Requirements� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.4

2.4.1 Authority � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.4

2.4.2 Requirements of the Specific Plan� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.5

2.5 Development Approval Components � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.6

2.5.1 Specific Plan � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.6

2.5.2 Development Agreement� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.6

2.5.3 Subdivision Maps � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.6

2.5.4 Development Plan Review � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.6

2.6 CEQA Compliance� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.7

2.7 Relationship To General Plan And Zoning� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2.7 Section 3. Existing Conditions

3.1 Property Ownerships� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �3.1

3.2 Williamson Act Contracts� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �3.1

3.3 Existing Improvements � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �3.1

3.4 Surrounding Land Use Characteristics � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �3.1

3.5 Topography � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �3.5

3.6 Existing Circulation and Access � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �3.5

3.7 Existing Infrastructure / Utilities / Public Services � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �3.6 2033
Table of Contents Table of Contents
TOC.2 TOC.3

3.7.1 Water��������������������������������������������������������������������3.6

3.7.2 Sewer��������������������������������������������������������������������3.6

3.7.3 Drainage�����������������������������������������������������������������3.6

3.7.4 Recycled Water������������������������������������������������������������3.7

3.7.5 Electricity����������������������������������������������������������������3.7

3.7.6 Natural Gas���������������������������������������������������������������3.7

3.7.7 Communication Systems�����������������������������������������������������3.7

3.7.8 Solid Waste���������������������������������������������������������������3.7

3.8 Hydrology����������������������������������������������������������������3.7

3.9 Geology And Soils���������������������������������������������������������3.7

3.10 Seismicity����������������������������������������������������������������3.8

3.11 Vegetation����������������������������������������������������������������3.8 Section 4. Land Use 4.1 Introduction� � � � � � � � �
������������������������������������������������������4.1

4.2 Residential Use������������������������������������������������������������4.1

4.2.1 Variety of Housing Types����������������������������������������������������4.1

4.2.1.1 Single Family Detached – RD-1 (50’ wide lots)�����������������������������������4.1

4.2.1.2 Single Family Detached – RD-2 (55’ wide lots)�����������������������������������4.4

4.2.1.3 Single Family Detached – RD-3 (2-Pack)���������������������������������������4.4

4.2.1.4 Single Family Detached – RD-4 (Cottage Homes)��������������������������������4.4

4.2.1.5 Single Family Detached or Attached – RD-5 and RD-6 (Courtyard & Row-Townhomes)��4.4

4.2.1.6 Single Family Attached – RD-7 (Row Townhomes)��������������������������������4.4

4.2.1.7 Single Family Attached – RD-8 (Motorcourt Townhomes)��������������������������4.5

4.2.2 Neighborhood Design�������������������������������������������������������4.5

4.3 Parks��������������������������������������������������������������������4.5

4.3.1 Neighborhood Park���������������������������������������������������������4.5

4.3.2 Pocket Parks��������������������������������������������������������������4.5

4.4 School Site����������������������������������������������������������������4.5 Section 5. Infrastructure and Services

5.1 Circulation����������������������������������������������������������������5.1

5.1.1 Master Planned Roadways���������������������������������������������������5.1

5.1.1.1 Hamner Avenue�����������������������������������������������������������5.1

5.1.1.2 Bellegrave Avenue����������������������������������������������������������5.3

5.1.1.3 Mill Creek Avenue���������������������������������������������������������5.3

5.1.1.4 Eucalyptus Avenue���������������������������������������������������������5.3

5.1.2 Local Streets and Alleys�����������������������������������������������������5.3

5.1.2.1 “A" Street�����������������������������������������������������������������5.8

5.1.2.2 Local Neighborhood Streets and Cul-De-Sac Streets�������������������������������5.8

5.1.2.3 Private Neighborhood Streets�������������������������������������������������5.8

5.1.2.4 Private Alleys��������������������������������������������������������������5.8

5.1.2.5 Private Drive Aisles���������������������������������������������������������5.8

5.1.3 Traffic Calming�����������������������������������������������������������5.13

5.1.4 Pedestrian Circulation������������������������������������������������������5.13

5.1.5 Bicycle Trails�������������������������������������������������������������5.13

5.2 Domestic and Recycled Water Master Plan�������������������������������������5.17

5.2.1 Domestic Water�����������������������������������������������������������5.17

5.2.2 Recycled Water System�����������������������������������������������������5.17

5.3 Sewer Master Plan���������������������������������������������������������5.18

5.4 Drainage����������������������������������������������������������������5.18

5.4.1 NPDES Compliance�������������������������������������������������������5.19

5.5 Schools�����������������������������������������������������������������5.20

5.6 Public Utilities������������������������������������������������������������5.20

5.6.1 Natural Gas��������������������������������������������������������������5.20

5.6.2 Electricity���������������������������������������������������������������5.20

5.6.3 Telecommunications�������������������������������������������������������5.20

5.6.4 Solid Waste��������������������������������������������������������������5.21

5.7 Grading Concept����������������������������������������������������������5.21 Section 6. Development Regulations 6.1 Introduction� � � � � � � � � � � � � � � � � � � � � � � � � � � � �����������������������������������6.1

6.2 Definition of Terms���������������������������������������������������������6.1

6.3 Applicability��������������������������������������������������������������6.1

6.4 Administration������������������������������������������������������������6.1

6.5 General Site Development Criteria���������������������������������������������6.1

6.6 Residential Development Standards��������������������������������������������6.3

6.6.1 Residential Detached (RD-1 through RD-6)�������������������������������������6.3

6.6.1.1 General������������������������������������������������������������������6.3

6.6.1.2 Permitted Uses�������������������������������������������������������������6.3

6.6.1.3 Conditionally Permitted Uses�������������������������������������������������6.3

6.6.1.4 Temporary Uses������������������������������������������������������������6.3

6.6.1.5 Free Standing Satellite Dish / Antennas�����������������������������������������6.3

6.6.1.6 Recreational Vehicle Storage and Parking����������������������������������������6.3

6.6.2 Residential Attached (RD-7 and RD-8)�����������������������������������������6.7

6.6.2.1 General������������������������������������������������������������������6.7

6.6.2.2 Permitted Uses�������������������������������������������������������������6.7

6.6.2.3 Conditionally Permitted Uses�������������������������������������������������6.7

6.6.2.4 Temporary Uses������������������������������������������������������������6.7

6.6.2.5 Free Standing Satellite Dish/Antennas������������������������������������������6.7 2034
Table of Contents Table of Contents
TOC.4 TOC.5

6.6.2.6 Recreational Vehicle Storage and Parking����������������������������������������6.7

6.6.2.7 Open Space���������������������������������������������������������������6.7

6.7 Landscape Standards�������������������������������������������������������6.11

6.7.1 General Provisions���������������������������������������������������������6.11

6.7.2 Landscape Standards�������������������������������������������������������6.11

6.8 Signage�����������������������������������������������������������������6.12

6.8.1 Master Sign Program Contents�����������������������������������������������6.12

6.9 Lighting�����������������������������������������������������������������6.13

6.9.1 Street Lights along Public Streets���������������������������������������������6.13

6.9.2 Alley Lighting Fixtures�����������������������������������������������������6.13

6.9.3 Lighting within Parks, Paseos, Tot Lots and Other Recreational Areas����������������6.13

6.10 Park Furniture������������������������������������������������������������6.13

6.11 Bus Shelters��������������������������������������������������������������6.13

6.12 Mailboxes���������������������������������������������������������������6.13 Section 7. Implementation

7.1 Methods and Interpretation��������������������������������������������������7.1

7.2 Applicability��������������������������������������������������������������7.1

7.3 Interpretation�������������������������������������������������������������7.1

7.4 Severability���������������������������������������������������������������7.1

7.5 Implementation of Design Guidelines������������������������������������������7.1

7.6 Development Review Process�������������������������������������������������7.1

7.6.1 Subdivision Maps����������������������������������������������������������7.1

7.6.2 Development Plan����������������������������������������������������������7.2

7.6.3 Additional Entitlement Requirements������������������������������������������7.2

7.7 Dwelling Unit Allocations����������������������������������������������������7.2

7.8 Specific Plan Modifications and Amendments������������������������������������7.3

7.8.1 Minor Modifications��������������������������������������������������������7.3

7.8.2 Reversion of Planning Area 11 to Residential Uses���������������������������������7.3

7.8.3 Specific Plan Amendments���������������������������������������������������7.4

7.9 Variances�����������������������������������������������������������������7.4

7.10 Conditional Use Permits�����������������������������������������������������7.4

7.11 Compliance with Mitigation Monitoring Plan������������������������������������7.4

7.12 Project Phasing������������������������������������������������������������7.4

7.12.1 Residential Development�����������������������������������������������������7.4

7.12.2 Infrastructure��������������������������������������������������������������7.4

7.12.4 Parks��������������������������������������������������������������������7.5

7.12.4 Community Facilities and Services���������������������������������������������7.5

7.13 Appeals������������������������������������������������������������������7.5

7.14 Project Financing�����������������������������������������������������������7.6

7.14.1 Facilities and Services�������������������������������������������������������7.6

7.14.2 Operation and Maintenance��������������������������������������������������7.6

7.15 Maintenance Responsibilities�������������������������������������������������7.6

7.15.1 Public Maintenance���������������������������������������������������������7.6

7.15.2 Homeowner Association�����������������������������������������������������7.7 Section 8. Design Guidelines 8.1 Introduction� � � � � � � � � � � � � � � � � � � ��������������������������������������������8.1

8.2 Design Guidelines for Architectural Character������������������������������������8.1

8.3 Architectural Context�������������������������������������������������������8.3

8.3.1 Residential Design Objectives�������������������������������������������������8.3

8.3.2 Architectural Styles���������������������������������������������������������8.4

8.3.2.1 Country French������������������������������������������������������������8.4

8.3.2.2 Tuscany������������������������������������������������������������������8.6

8.3.2.3 Monterey�����������������������������������������������������������������8.8

8.3.2.4 Spanish Colonial����������������������������������������������������������8.10

8.3.2.5 Craftsman���������������������������������������������������������������8.12

8.3.2.6 Traditional���������������������������������������������������������������8.14

8.3.2.7 Western Ranch�����������������������������������������������������������8.16

8.4 Massing Principles���������������������������������������������������������8.18

8.4.1 Front Articulation���������������������������������������������������������8.18

8.4.2 Rear Articulation����������������������������������������������������������8.18

8.5 Garage Placement���������������������������������������������������������8.19

8.5.1 Garage Treatments��������������������������������������������������������8.19

8.5.1.1 Shallow Recessed Garages���������������������������������������������������8.19

8.5.1.2 Mid or Deep Recessed Garages�����������������������������������������������8.19

8.5.1.3 Alley Loaded�������������������������������������������������������������8.19

8.5.1.4 Split Garage��������������������������������������������������������������8.19

8.5.1.5 Tandem Garage�����������������������������������������������������������8.19

8.5.1.6 Setbacks�����������������������������������������������������������������8.19

8.6 Accessory Structures�������������������������������������������������������8.20

8.7 Roof Form/Pitch����������������������������������������������������������8.20

8.8 Balconies And Projections���������������������������������������������������8.20

8.9 Building Offsets/ Variable Setbacks��������������������������������������������8.20

8.10 Materials and Details�������������������������������������������������������8.21

8.10.1 Wall Materials/Finishes�����������������������������������������������������8.21

8.10.2 Accent Materials����������������������������������������������������������8.21

8.10.3 Doors and Windows�������������������������������������������������������8.21

8.10.4 Roofing Materials and Details������������������������������������������������8.22

8.10.5 Roof Options�������������������������������������������������������������8.22 2035
Table of Contents Table of Contents
TOC.6 TOC.7

8.10.5.1 Eaves, Fascias and Rakes � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.22

8.10.5.2 Color � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.23

8.10.6 Additional Design Elements � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.23

8.11 Home Types � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.23

8.11.1 Row Townhomes� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.26

8.11.2 Cottage Single Family Homes� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.30

8.11.3 Motorcourt Homes � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.32

8.11.4 6-Pack Courtyard Single Family Homes� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.34

8.11.5 4-Pack Courtyard Single Family Homes� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.36

8.11.6 50 Foot Wide Lots (40’ Wide Homes) � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.38

8.11.7 55 Foot Wide Lots (45’ Wide Homes) � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.40

8.11.8 2-Pack Single Family Homes � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.42

8.12 Design Guidelines for Landscape Architectural Character� � � � � � � � � � � � � � � � � � � � � � � � � �8.45

8.12.1 Perimeter Streetscape Design � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.45

8.12.2 Hamner Avenue � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.45

8.12.3 Bellegrave Avenue � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.48

8.12.4 Mill Creek Avenue � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.48

8.12.5 Interior Streetscape Design � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.53

8.12.6 Eucalyptus Avenue � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.53

8.12.7 “A” Street � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.53

8.12.8 Local Streets, Private Alleys, and Private Neighborhood Streets� � � � � � � � � � � � � � � � � � � � � �8.56

8.13 City of Ontario “Gateway” Monument � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.60

8.14 Entries and Monumentation � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.60

8.14.1 Primary Community Entry and Monumentation � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.61

8.14.2 Secondary Community Entry and Monumentation � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.61

8.14.3 Neighborhood Entry and Monumentation � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.62

8.15 Parks and Open Space � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.67

8.15.1 The Neighborhood Park � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.67

8.15.2 Mini Parks and Pedestrian Trails� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.68

8.16 Community Walls and Fencing � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.75

8.16.1 Community Walls � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.75

8.16.2 Solid Walls and Fencing � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.75

8.16.3 View Fencing� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.75

8.17.1 Entry Monument Lighting: � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.78

8.17.2 Neighborhood Park/ Mini Parks/ Walkway Lighting � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.78

8.17 Outdoor Lighting � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.78

8.18 Landscape Design � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.79

8.18.1 Public Landscapes � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.79

8.18.2 Front Yard Landscapes � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.79

8.18.3 Soil Testing � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.79

8.18.4 Slope Landscaping � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.80

8.18.5 Interior Slopes: Residential Interior � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.80

8.18.6 Streetscape Landscaping � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.80

8.18.7 Irrigation Design � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8.80 Section 9. General Plan Consistency
� � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �9.1 2036
Table of Contents Table of Contents
TOC.8 TOC.9
Exhibit 12
Bellegrave Avenue�������������������������������������������������������������5.5 Exhibit 13
Mill Creek Avenue������������������������������������������������������������5.6 Exhibit 14
Eucalyptus Avenue������������������������������������������������������������5.7 Exhibit 15
“A" Street - Primary Local Street�������������������������������������������������5.9 Exhibit 16
Local Street and Cul-De-Sac Sections�������������������������������������������5.10 Exhibit 17
Private Neighborhood Streets ��������������������������������������������������5.11 Exhibit 18
Private Alley and Drive Aisle Sections�������������������������������������������5.12 Exhibit 19
Neighborhood Street Tapers���������������������������������������������������5.14 Exhibit 20
Alley Tapers�����������������������������������������������������������������5.15 Exhibit 21
Pedestrian and Bicycle Circulation Plan������������������������������������������5.16 Exhibit 22
Conceptual Domestic Water Master Plan����������������������������������������5.22 Exhibit 23
On Site Domestic Water Plan��������������������������������������������������5.23 Exhibit 24
Conceptual Recycled Water Plan������������������������������������������������5.24 Exhibit 25
Conceptual On Site Recycled Water System��������������������������������������5.25 Exhibit 26
Sewer Master Plan������������������������������������������������������������5.26 Exhibit 27
Conceptual On Site Sewer�����������������������������������������������������5.27 Exhibit 28
Storm Drain Master Plan������������������������������������������������������5.28 Exhibit 29
Conceptual Grading Plan������������������������������������������������������5.29 Section 1.Lisst of EExhibitss and TTablless
Section 1. Executive Summary
Exhibit 1
Regional Location Map��������������������������������������������������������1.3 Exhibit 2
Vicinity Map�����������������������������������������������������������������1.4 Exhibit 3
Land Use Plan����������������������������������������������������������������1.5 Exhibit 3 (cont.)
Land Use Table���������������������������������������������������������������1.6 Section 2. Introduction
Table 1
Specific Plan Statistical Summary������������������������������������������������2.5 Section 3. Existing Conditions
Exhibit 4
Existing Property Ownerships and Williamson Act Contract Status�������������������3.2 Exhibit 5
Existing and Surrounding Land Uses���������������������������������������������3.3 Exhibit 6
Land Use Designations���������������������������������������������������������3.4 Exhibit 7
Existing Site Topography and Well Locations��������������������������������������3.5 Section 4. Land Use
Exhibit 8
Land Use Plan����������������������������������������������������������������4.2 Table 2
Land Use Summary������������������������������������������������������������4.3 Exhibit 9
Master Plan of Parks�����������������������������������������������������������4.6 Section 5. Infrastructure and Services
Exhibit 10
Master Circulation Plan��������������������������������������������������������5.2 Exhibit 11
Hamner Avenue���������������������������������������������������������������5.4 2037
Table of Contents Table of Contents
TOC.10 TOC.11
Section 6. Development Regulations
Table 3
Residential Detached Site Development Standards���������������������������������6.4 Table 3
Residential Detached Site Development Standards (cont.)���������������������������6.5 4-Pack and 6-Pack Typical Plotting����������������������������������������������6.6 Table 4
Residential Attached Site Development Standards����������������������������������6.9 Table 4
Residential Attached Site Development Standards (cont.)���������������������������6.10 Section 7. Implementation
Table 5
Maintenance Responsibilities���������������������������������������������������7.8 Section 8. Design Guidelines
Exhibit 30
Conceptual Landscape Master Plan���������������������������������������������8.46 Exhibit 31
Streetscapes Legend����������������������������������������������������������8.47 Exhibit 32
Milliken Hamner Avenue������������������������������������������������������8.49 Exhibit 33
Bellegrave Avenue������������������������������������������������������������8.50 Exhibit 34
Mill Creek Avenue�����������������������������������������������������������8.51 Exhibit 35
Mill Creek Avenue at the SCE Corridor������������������������������������������8.52 Exhibit 36
Eucalyptus Avenue�����������������������������������������������������������8.54 Exhibit 37
"A" Street�������������������������������������������������������������������8.55 Exhibit 38
Local Street and Cul-de-Sac���������������������������������������������������8.57 Exhibit 39
Private Neighborhood Street Section��������������������������������������������8.58 Exhibit 40
Private Alleys����������������������������������������������������������������8.59 Exhibit 41
Primary Community Entry and Monumentation����������������������������������8.63 Exhibit 42
Primary Community Entry and Monumentation – Hamner Avenue������������������8.63 Exhibit 43
Primary Community Entry and Monumentation – Mill Creek Avenue����������������8.64 Exhibit 44
Secondary Community Entry and Monumentation Elevation/Plan�������������������8.65 Exhibit 45
Neighborhood Entry and Monumentation Elevation/Plan��������������������������8.66 Exhibit 46
Pedestrian Circulation Plan����������������������������������������������������8.69 Exhibit 47
Neighborhood Park�����������������������������������������������������������8.70 Exhibit 48
Mini Park Example (Park 2)����������������������������������������������������8.71 Exhibit 49
Mini Park Example (Park 3)����������������������������������������������������8.72 Exhibit 50
Mini Park Example (Park 4)����������������������������������������������������8.73 Exhibit 51
Mini Park Example (Park 5)����������������������������������������������������8.74 Exhibit 52
Master Walls and Fence Plan���������������������������������������������������8.76 Exhibit 53
Wall and Fence Details��������������������������������������������������������8.77 Table 6
Plant Matrix - Trees����������������������������������������������������������8.81 Table 7
Plant Matrix - Shrubs���������������������������������������������������������8.82 Section 9. General Plan Consistency
The Ontario Plan 2050
Specific Plan Policy Matrix������������������������������������������������������9.3 2038
Section 1.

Exeecutivee Summary

1.1 THIS PAGE WAS INTENTIONALLY LEFT BLANK.

Section 1. Executive Summary
The Esperanza Specific Plan is a proposal for
the development of approximately 223 acres
located within the City of Ontario New Model
Colony (NMC) Ontario Ranch. The master
plan for Esperanza will provide for development
of a distinctive residential planned community
offering a variety of housing types within
walking distance to parks and private recreational
amenities. The regional context and local setting
of the Esperanza Specific Plan are illustrated in
Exhibit 1, “Regional Location Map” and Exhibit
2, “Vicinity Map.”
The Esperanza Specific Plan comprises all of
Planning Subarea 25 as depicted on the City of
Ontario New Model Colony (NMC) Ontario
Ranch General Plan Land Use Map. The
Esperanza Specific Plan reflects the current Land
Use Plan in The Ontario Plan (General Plan).

It encompasses the eastern edge of The Ontario
Ranch Master Planned Community. The Specific
Plan is bounded by Bellegrave Avenue to the
south, Milliken Hamner Avenue to the east,
and Mill Creek Avenue to the west. Old Edison
Road abuts the Specific Plan area on the north.

Approximately 174.10 net acres of Esperanza are
proposed for residential uses along with 9.89 net
acres of park uses.

The Esperanza Specific Plan establishes the
regulations and guidelines which will govern
development of the master planned community
within the Ontario Ranch General Plan. The
development plan as illustrated in Exhibit 3
“Land Use Plan,” is consistent with the goals
and policies of the NMC Ontario Ranch
General Plan combining livable residential
neighborhoods served by public and recreational
facilities as well as active open space offering
opportunities for social interaction among
residents.

Pedestrian accessibility is provided throughout
Esperanza, through a system of sidewalks
separated from the street by landscaped parkways
and landscaped buffer areas. Bicycle mobility
is provided within the community through a
system of on-street bicycle trails.

The NMC The Ontario Ranch General Plan,
adopted by the City of Ontario, designates
The Esperanza Specific Plan for development
of up to 1,456 residential dwelling units,
however, 46 161 residential dwelling units will
be developed within the Specific Plan area
originally anticipated to be a 10.02 acre school
site within Esperanza. On XX-XX-2020 10-20-
2020, a request to increase PA4 to 14DU/AC
was approved in order to accommodate a more
efficient, economical sized design, and more
appropriate product type. The increase allows for
the development of up to 1,640 1,652 units.

GoverningDocuments
Development of Esperanza will be governed by
the following: • The City of Ontario NMC Ontario Ranch
General Plan, as amended, which establishes
policies governing land use, circulation,
housing, conservation and open space,
noise, safety, and public facilities within the
Esperanza Specific Plan area.
• The Esperanza Specific Plan which includes
a Land Use Plan, Infrastructure Plan, Design
Guidelines, and Development Regulations.

Where the Esperanza Specific Plan is silent,
the City of Ontario Development Code shall
govern.
• The City of Ontario Subdivision Ordinance
regulating the subdivision of land within the
Esperanza Specific Plan area.
• A development agreement to include methods
for financing, acquisition, and construction of
infrastructure, acquisition and development
of parks and schools, as well as the provision
for housing opportunities consistent with the
regional housing needs assessment.
• Covenants, Conditions, and Restrictions
(CC&R’s) to be established by the developers
of Esperanza as a means of ensuring and
enforcing quality design and development of
the master planned community.
2039
Section 1. Exeecutivee Summary Section 1. Exeecutivee Summary

1.2 1.3
Specific Plan Components
The Esperanza Specific Plan is organized into
the following sections in addition to Section 1,
Executive Summary.

Section 2
Introduction
The Introduction serves to acquaint the reader
with:
• Community vision and objectives,
• The project setting,
• A general description of the project proposal,
• The goals and policies of the Esperanza
Specific Plan,
• The entitlements to accompany the Esperanza
Specific Plan; and
• The relationship of the Esperanza Specific
Plan to the City of Ontario NMC Ontario
Ranch General Plan, and the City of Ontario
Development Code.

Section 3
Existing Conditions
The physical setting for Esperanza is described
in this section outlining the existing physical
conditions on and around the Specific Plan area.

Section 7
Implementation
The policies and procedures for the City’s
review and approval of specific development
proposals, within Esperanza, are presented
in this section. This section provides the
methods and procedures for interpreting and
amending the Esperanza Specific Plan as
necessary. A summary of project financing and
project maintenance responsibilities for new
development within the Specific Plan area is
provided in this section.

Section 4
Land Use
The Land Use Section describes residential
planning areas and residential types, allocations
of residential dwelling units per planning area as
well as the system of parks and public facilities
planned within the community.

Section 5
Infrastructure and Services
This section provides information on circulation
improvements, planned backbone water, sewer,
and storm drain systems, the grading concept for
the development of the project, and a discussion
of public utilities and services to serve the
Specific Plan.

Section 6
Development Regulations
Development Regulations established in this
section will govern the permitted uses and the
standards regulating the development of various
residential types within the Esperanza Specific
Plan area. The relationship of the Esperanza
Specific Plan development regulations to
the City of Ontario Development Code is
also provided. The policies and procedures
for the City’s review and approval of specific
development proposals within Esperanza are
presented in this section as well as the methods
and procedures for interpreting and amending
the Esperanza Specific Plan as necessary.

Section 8
Design Guidelines
The Esperanza Design Guidelines are intended
to direct the site planning, landscaping, and
architectural quality of the development.

Streetscapes, entries, edge treatments, walls
and fencing, lighting, signage, and architectural
design are some of the features to be addressed in
the Design Guidelines.

N
Exhibit 1
Regional Location Map
2040
Section 1. Exeecutivee Summary Section 1. Exeecutivee Summary

1.4 1.5
Section 9
General Plan Consistency
This section includes the City of Ontario
General Plan consistency matrix describing the
relationship of the Esperanza Specific Plan to
each policy of the NMC Ontario Ranch General
Plan.

N
N
HAMNER
Exhibit 2
Vicinity Map
Exhibit 3
Land Use Plan
2041
Section 2. Introduction

2.1 Section 1. Exeecutivee Summary

1.6 LAND USE
Residential Uses
Residential land Use Total 1,652 DU 223.00 AC 7.41 DU/AC 174.10 AC 9.49 DU/AC PROJECT TOTAL 1,652 DU 223.00 AC 223.00 AC
NET
ACRES

UNITS/ NET
ACRES
UNITS
GROSS
ACRES

UNITS/ GROSS
ACRES
NOTES:

1. Gross residential acres do not include the 13.10 gross acres for a school site.

2. Net residential acres are gross acres less parks, neighborhood edge buffers, roadways, and easements and net area for school site. * PA-2 includes 3.45 AC of Park 1
*
Exhibit 3 (cont.)
Land Use Table
Section 2.

Introduction
The Esperanza Specific Plan (Specific Plan)
includes 223 acres of land designated for
residential uses as part of the Ontario Ranch
area within the City of Ontario. Esperanza, at
build out will be a residential master planned
community within the City of Ontario with a
traditional neighborhood design similar to that
found in older established communities.

2.1 Community Vision
and Objectives
The community vision for the Esperanza Specific
Plan is implemented through the application of
key design objectives guiding the development of
the Specific Plan as discussed below.

Objective: Create a Livable Environment
The Esperanza Specific Plan combines
residential, recreation and public facilities
designed to create a livable community and
includes features such as:
• A design which allows for alternative modes
of travel such as biking and walking.
• Opportunities for informal neighborhood
interaction.
• Diverse architectural design of a high quality.
• Connectivity among neighborhoods.
• Diversity and choice of housing types and
opportunities to address a variety of lifestyles
and economic segments of the marketplace.
• Residential neighborhoods developed
at a human scale oriented to pedestrian
activities with connectivity among residential
neighborhoods, parks, and schools.
• A simple and well-designed street system
providing street separated sidewalks and
active and passive recreational opportunities
allowing residents to experience increased
outdoor living opportunities.
• A variety of housing types incorporated
into the land use plan addressing lifestyle
considerations of singles, families, and empty
nesters.
• Residential neighborhoods designed around a
network of centrally located parks, promoting
outdoor activity and casual social interaction
among neighbors.

Objective: Plan for a Circulation System
Serving Motorists, Bicyclists and
Pedestrians
The circulation plan for the Esperanza Specific
Plan provides a comprehensive system of arterial,
collector, and local streets accommodating bicycle
and pedestrian travel as well as the safe and
efficient movement of automobiles within the
Specific Plan area:
• Street design includes landscaped buffer areas
and pedestrian walkways, separated from
the street, to create an intimate environment
promoting social interaction.
• Internal project streets are designed to slow
vehicular traffic through the use of traffic
calming devices such as a roundabout at “A”
Street adjacent to the neighborhood park,
landscaped areas adjacent to local streets, and
narrowed intersections to influence a driver’s
peripheral vision and encourage drivers to
proceed more slowly.
• A system of bikeways is integrated into the
design of the community to encourage bicycle
travel as an alternative to the automobile.
2042
Section 2.

Introduction Section 2. Introduction

2.2 2.3
Objective: Provide for Adequate Public
Community Facilities
The Esperanza Specific Plan provides for the
development of needed public facilities to serve
the community as follows: • New water, sewer, and storm drain facilities to serve the Specific Plan area.
• New planned bike paths connecting to the
City of Ontario bikeway master plan bike
paths.

Objective: Provision of New Parks
and Open Space
New public park and open space amenities
are provided to enhance outdoor recreational
opportunities to residents of Esperanza and the
surrounding community. • Provision of approximately 9.89 acres of public parks, distributed throughout the
community, will offer active and passive
recreational opportunities within walking
distance of all residential areas.
• Approximately 4.4 acres adjacent to Mill
Creek Avenue, including a Southern
California Edison Easement, will be
landscaped for use as linear open space.
• Approximately 6.62 acres of landscaped open
space to include pedestrian trails adjacent to
public arterial and collector streets will be
provided.
• A bicycle/pedestrian trail system will be
developed within the street system of the
Specific Plan area connecting the residential
areas of the Specific Plan to parks and points
surrounding the community providing
accessibility to bicyclists and pedestrians
throughout the community.

Objective: Promote Exceptional Architecture
and Site Planning
Diverse and varied architecture combined
with comprehensive site planning within
the Esperanza Specific Plan will produce
neighborhoods that have aesthetic and functional
harmony, preserve residents privacy, and
encourage neighborhood interaction. • Streets will be linked together in a manner, which is pedestrian friendly, but also autoaccessible connecting homes with other neighborhoods, open space, public facilities,
and recreational areas for residents to either
walk, bike, or drive to.
• A variety of housing types, including attached
and detached single family homes, will be
provided within the Specific Plan area, all
of which are located close to parks and open
space.
• Residential planning areas include a
variety of housing types oriented toward
the street adding interest and encouraging
neighborhood interaction along the street.
• Residential neighborhoods are designed with
houses addressing the street by: • Designing homes to a more human level with porches, stoops, and walkways
creating opportunities for neighborly
interaction.
• Homes fronting the street with garages
accessed from rear alleys.
• Minimizing views of garage doors through
setback requirements, location, design
elements, and landscaping.
• Incorporating varied architectural styles
and elements within each neighborhood.

2.2SpecificPlanPurpose
The City of Ontario will adopt the Esperanza
Specific Plan by ordinance thereby establishing
the land use plan, development standards,
infrastructure requirements, and implementation
requirements for the Specific Plan area. The
Esperanza Specific Plan establishes the type and
distribution of residential land uses, defines the
development regulations and design guidelines
for residential land use, establishes appropriate
locations for development of public parks,
and describes the infrastructure requirements
and the level of improvements necessary to
support development of the Specific Plan area.

The Esperanza Specific Plan establishes the
procedures and requirements to approve new
development within the Specific Plan area and
identifies, where applicable, City of Ontario
Development Code requirements.

2.3SpecificPlanProposal

2.3.1 Project Summary
The Esperanza Land Use Plan is described below
and in the Specific Plan “Statistical Summary,”
Table 1.

2.3.1.1 Residential Uses
Esperanza will provide for development of a
variety of residential housing types oriented
toward open space amenities and designed to
promote walkability and interaction among
residents. Residential development within the
approximately 223 acre Specific Plan area will
contain up to 1.594 1,652 residential dwelling
units, providing a mix of single family detached
and single family attached housing types as
described below. In the event Planning Area 11,
reserved as for a 10.02 acre school site, is not
purchased by the Mountain View School District
Planning Area 11 may revert to a residential
zoning district for development of up to 46 161
additional dwelling units subject to approval by
the City of a Specific Plan Amendment.

2.3.2.2 Residential Detached
Esperanza offers six different types of single
family detached residential products for
development within the Specific Plan area. • SFD Conventional – Conventional single family detached residential units are proposed
on lots ranging from 3,900 square feet to
4,900 square feet in size. Vehicular access is
provided from interior streets and garages
are set back from the front of the residence
emphasizing the architectural elements
forming the streetscene. These residential
types will be developed at density levels
between 5.56 to 6.18 dwelling units per net
acre.
• SFD Cottage – Alley served single family
detached residential dwelling units will be
developed in two planning areas designed
with an architectural orientation to the street
by locating garages to the rear of residential
units. Alley loaded residential areas will be
developed at an average density of 7.89
dwelling units per net acre with a minimum
lot size of 2,400 square feet.
• SFD 2 Pack – Residential single family
detached development on minimum lots of
3,400 square feet in size will be developed in
a 2 Pack configuration. Residential 2 Pack
housing will be developed at a density of 6.84
dwelling units per net acre. Garages within
this housing type are alternately placed to the
rear of the lot or placed a significant distance
from the street maintaining an architecture
forward streetscene.
2043
Section 2. Introduction Section 2. Introduction

2.4 2.5
• SFD Courtyard – Two types of single
family detached courtyard housing types
are planned for Esperanza. Courtyard
single family residential consisting of four
units per courtyard will be developed at
approximately 8.9 dwelling units per net
acre. This type of housing will be developed
around a 1 acre public park and will be
served by public streets with private drive
aisles accessing residential units developed
around a common motorcourt. Courtyard
single family residential courts of six units per
courtyard will be developed at approximately

7.48 dwelling units per net acre. This type of
courtyard housing will be developed around
private streets and parks with private drive
aisles serving residential units developed
around a common motorcourt. The courtyard
design planned for both housing types places
garages in alternating side on and street facing
conditions either minimizing or eliminating
visibility of garages from the street.

2.3.1.3 Residential Attached
Two types of single family attached residential
development products are planned within
Esperanza. Alley loaded row townhomes
designed around a private common green will be
developed at approximately 14.05 dwelling units
per net acre within PA 3 and at approximately

16.07 dwelling units per net acre in PA 11.

Single family attached motorcourt townhomes
will be developed at approximately 13.76
dwelling units per net acre. The motorcourt
townhome residential housing type will be
served by private streets with drive aisles
providing access to a motorcourt serving 10 to 12
residential dwelling units. Both the alley loaded
row townhome and the motorcourt townhome
residential housing types are designed with
garages located to the rear or turned to side on to
the street preserving an architecturally interesting
streetscene.

2.3.1.4 Parks, Trails, and Open
Space
A centrally located 5.36 acre neighborhood
park is planned to serve the Specific Plan area
providing opportunities for informal active
recreation such as soccer and baseball. Four
additional parks ranging in size from .84 to

1.39 acres are provided offering opportunities
for active and passive recreation and informal
gathering among neighbors. Approximately 6.62
acres of the Specific Plan area will be developed
as enhanced landscaped parkways along major
streets serving the community. These enhanced
parkways will include pedestrian walkways
providing connectivity to and from the Specific
Plan area and to the pedestrian network to be
developed within the community, connecting all
residential neighborhoods to parks. Within the
townhome residential areas, private open space as
well as private active recreation centers, including
swimming pools and spas, will be provided.

2.4 Authority and
Requirements

2.4.1 Authority
State of California Government Code, Title
7, Division 1, Chapter 3, Article 8, Section
65450-57 grants authority to cities to adopt
Specific Plans for purposes of implementing
the goals and policies of their General Plans.

The Government Code specifies that Specific
Plans may be adopted either by resolution
or by ordinance and that the Specific Plan is
required to be consistent with the General Plan.

The City of Ontario will adopt the Esperanza
Specific Plan by ordinance thereby establishing
the zoning regulations for development of the
Specific Plan area. The requirements of the
Esperanza Specific Plan shall take precedence
over the City of Ontario Development Code. In
instances where the Esperanza Specific Plan is
silent, the City of Ontario Development Code
shall prevail.

2.4.2 Requirements of
the Specific Plan
California Government Code Section 65451
sets forth the minimum requirements and review
procedures for Specific Plans as follows.

A Specific Plan shall include a text and a
diagram or diagrams, which specify all of the
following in detail:

1. The distribution, location, and extent of the
uses of land, including open space, within the
area covered by the plan;

2. The proposed distribution, location, and
extent and intensity of major components
of public and private transportation, sewage,
water, drainage, solid waste disposal, energy,
and other essential facilities proposed to be
located within the area covered by the plan
and needed to support the land uses described
in the plan;

3. Standards and criteria by which
improvements will proceed, and standards for
the conservation, development, and utilization
of natural resources, where applicable;

4. A program of implementation measures
including regulations, programs, public works
projects and the financing measures necessary
to carry out paragraphs 1, 2, and 3 above.

5. A statement of the relationship of the Specific
Plan to the General Plan.

The Esperanza Specific Plan meets the
requirements of the State of California
Government Code.

NOTES:

1. Net acres excludes all streets and uses listed
as “Other Uses” but includes interior local
streets and drive aisles.

2. Includes all Master Plan Streets, Street ‘A’
and Local Streets serving the Neighborhood
Park and School Site.

Table 1
Specific Plan Statistical Summary

LAND USE
Residential Detached
Residential Attached
Subtotal Residential: 174.10 AC
Other
Subtotal Other: 48.90 AC
PROJECT TOTAL 223.00 AC
ACRES
Residential Acres
are Net (1)
2044
Section 2. Introduction Section 2. Introduction

2.6 2.7

2.5 Development Approval
Components
The components of the development approval
process for Esperanza are discussed below.

2.5.1 Specific Plan
The Esperanza Specific Plan, when adopted,
provides the zoning for the Specific Plan area.

It serves as a “blueprint” for development by
establishing the distribution of land use and
criteria for development as set forth herein. The
Esperanza Specific Plan also serves as the legal
document to implement the City’s General Plan.

2.5.2 Development
Agreement
Unless done in a coordinated manner and with
adequate fiscal planning, development projects
within the NMC Ontario Ranch are likely to
present a challenge in their implementation
because of the lack of existing public facilities
including street, sewerage, transportation,
drinking water, school and utility facilities.

California law has established a mechanism
for ensuring the adequate provision of such
facilities while at the same time providing
assurances to applicants that, upon approval
of the project, the applicants can proceed with
their projects. Approval of this Specific Plan
without a development agreement may result in
a waste of resources, escalate the cost of housing
to the consumer, and discourage investment in
and commitment to comprehensive planning
as envisioned by the City, which seeks to make
maximum efficient utilization of resources at the
least economic cost to the public.

Therefore, a statutory development agreement,
authorized pursuant to California Government
Code sections 65864 et seq., shall be required
as part of the approval of this Specific Plan. For
the above-mentioned reasons, the development
agreement for this Specific Plan shall include,
among other things, methods for financing
acquisition and construction of infrastructure,
acquisition and development of adequate levels
of parkland, and schools, as well as the provision
of adequate housing opportunities for various
segments of the community consistent with
the regional housing needs assessment. Such
development agreement shall have been fully
approved before the issuance of the first building
permit for this project.

2.5.3 Subdivision Maps
A tentative tract map(s) will be approved by
the City of Ontario for the Specific Plan area
indicating the approximate location of lot lines,
streets, and proposed grading. Following approval
by the City of the tentative tract map(s), a
final map(s) will be prepared. The final map(s)
becomes a legal document that is recorded and
defines legal parcels and lots that can be sold for
development.

2.5.4 Development Plan
Review
All development proposals for individual
Planning Areas within the Specific Plan will be
subject to the Development Plan Review process
pursuant to Article 8 of the City’s Development
Code.

2.6 CEQA Compliance
A Project Environmental Impact Report
(EIR) prepared by the City of Ontario for the
Esperanza Specific Plan, in accordance with
the California Environmental Quality Act
(CEQA), addresses impacts associated with the
Specific Plan and subdivision map(s). The EIR
recommends mitigation measures to reduce
impacts of the project to a less than significant
level. The EIR has been prepared as a basis for
the environmental review for all subsequent
discretionary and ministerial actions.

2.7 Relationship To General
Plan And Zoning
The City of Ontario NMC Ontario Ranch
General Plan designates the Specific Plan area
for development of the following land uses:

The General Plan establishes a target
development capacity of 1.456 1,652 residential
dwelling units as further described below:

The table below provides a summary of how
the Esperanza Specific Plan land use plan
implements the General Plan target development
capacity.
1,535 DU 127.9 AC 12.0 DU/AC
285 DU 95.1 AC 3.0 DU/AC
Total 1,820 DU 223.0 AC 8.2 DU/AC
1,209 DU 127.9 AC 9.5 DU/AC
443 DU 95.1 AC 4.7 DU/AC
Total 1,652 DU 223.0 AC 7.4 DU/AC

ESPERANZA SPECIFIC PLAN

LAND USE DISTRIBUTION
Land Use

GENERAL PLAN TARGET

DEVELOPMENT CAPACITY
Target
DUs
Gross
Acres
Gross
Density
Target
DUs
Gross
Acres
Gross
Density
Land Use
Total 1,652 dwelling units
Land Use
Designation
Total 223 AC
Approximate
Acres (Gross)
2045
Section 3.

Existing Conditions

3.1 Section 2. Introduction

2.8 The General Plan allows for development of
multi-family residential units as small lot, single
family detached units with a variety of parcel
sizes and product types on property designated
for multi-family uses, including “ResidentialMedium” and “Residential-High” density housing.

The City of Ontario has pre-zoned the Specific
Plan area as SP/AG (Specific Plan AG preserve).

The zoning designation of “SP” requires the
Specific Plan area to implement the objectives
of the NMC Ontario Ranch General Plan land
uses.

The Esperanza Specific Plan is designed to
meet the requirements of the State of California
Government Code and the City of Ontario
NMC Ontario Ranch General Plan. The City of
Ontario will adopt the Esperanza Specific Plan
by ordinance, thereby establishing the zoning
regulations for the development of the Specific
Plan area. The requirements of the Specific
Plan shall take precedence over the City of
Ontario Development Code. In instances where
the Specific Plan is silent, the City of Ontario
Development Code shall prevail.

Section 3. EExisstingg CCondition onditionss
This section describes the existing physical
conditions within and surrounding the
Esperanza Specific Plan area.

3.1PropertyOwnerships
The Specific Plan area is comprised of
approximately 223 gross acres. Richland
Communities owns approximately 85 gross acres
and RCCD Development owns the remaining
138 acres of the Specific Plan Area. Exhibit 4,
“Existing Property Ownerships and Williamson
Act Contract Status” illustrates the property
ownerships within the Esperanza Specific Plan
boundary.

3.2WilliamsonAct
Contract
s
Exhibit 4, “Existing Property Ownerships and
Williamson Act Contract Status” illustrates the
status of Williamson Act Contracts within the
Esperanza Specific Plan boundary.

3.3ExistingImprovements
The Specific Plan area historically has been used
for agricultural purposes, primarily dairy and
crop farming, and is currently in development
as illustrated on Exhibit 5, “Existing and
Surrounding Land Uses.” Existing improvements
within northern and eastern portions of
the Specific Plan area controlled by RCCD
Development, are currently in development. All
dairy related structures in this area have been
demolished and removed. Existing agricultural
related facilities such as modular structures and
feedlots located within the properties owned
by Richland Communities have also been
demolished and removed in preparation for
development.

3.4Surrounding LandUse
Characteri
stics
Land uses adjacent to the Specific Plan area
include:

The City of Ontario NMC Ontario Ranch
General Plan designates the undeveloped areas
located directly to the west of the Specific
Plan area as “LMDR - Low Medium Density
Residential” and “MDR - Medium Density
Residential”. The undeveloped areas located to
the north of the Specific Plan are designated as
“MDR - Medium Density Residential” and “MU
- Mixed Use”. Land adjacent to the Specific
Plan area to the east is located within Riverside
County and is developed as a mixed use/retail
center. Land south of the Specific Plan area is
also located in Riverside County and developed
with single family and low density residential
land uses. Exhibit 6, “Land Use Designations”
illustrates the proposed land uses adjacent to
the Specific Plan area within the NMC Ontario
Ranch and the County of Riverside.
2046
Section 3. Existing Conditions Section 3. Existing Conditions

3.2 3.16 Ontario Esperanza Specific Plan 3.3
Section 3. Existing Conditions
N
Exhibit 4
Existing Property Ownerships and Williamson Act Contract Status

RICHLAND COMMUNITIES

RCCD DEVELOPMENT

RCCD DEVELOPMENT
EXPIRED 2015
EXPIRED 2011
N Exhibit 4
Existing Property Ownerships and Williamson Act Contract Status Exhibit 5
Existing and Surrounding Land Uses
HAMNER
2047
Section 3.

Existing Conditions Section 3. Existing Conditions

3.4 3.5

3.5Topography
The Specific Plan area is relatively flat and
generally slopes from the northeast to southwest
as illustrated on Exhibit 7, “Existing Site
Topography and Well Locations.” The site falls
at an average slope of approximately two percent
(2%). There is an existing earthen drainage
interceptor ditch paralleling the southerly
boundary of the site and an existing drainage
basin located in the southwest corner of the
Specific Plan area.

3.6ExistingCirculation
andAccess
Interstate 15 (I-15) is located one-half mile
east of the Specific Plan area. Access to I-15 is
located approximately 1.5 miles southeast of the
Specific Plan area, via Hamner and Limonite
Avenues. The Specific Plan area is approximately

1.8 miles south of State Route 60.

Bellegrave Avenue, designated as a “Standard
Arterial” in the City of Ontario’s NMC Ontario
Ranch General Plan, borders the Specific Plan
on the south. The south half of Bellegrave
Avenue within Riverside County has been
improved with 55 feet of paving and a 21-foot
parkway as part of the residential development to
the south. Milliken Hamner Avenue, designated
as a “Divided Arterial Parkway 1-1” borders
the Specific Plan area on the east. Milliken
Hamner Avenue is partially improved with
two lanes for traffic and 38 feet of paving. Mill
Creek Avenue, designated as a “Collector” street,
borders the Specific Plan area to the west. Mill
Creek Avenue is partially improved, north of
Eucalyptus Avenue with two lanes for traffic
and 20 feet of paving. Existing Edison Avenue
borders the Specific Plan to the north and is
partially improved with two lanes for traffic and
20 feet of paving. Existing Eucalyptus Avenue
bisects the Specific Plan area and is partially
improved with two lanes for traffic and 20 feet of
paving.

HAMNER
N
N
Exhibit 6
Land Use Designations
Exhibit 7
Existing Site Topography and Well Locations
2048
Section 3.

Existing Conditions Section 3. Existing Conditions

3.6 3.7

3.7ExistingInfrastructure /
Uti
lities / Public Services

3.7.1 Water
The Specific Plan area is located within the
925’ Zone. The City of Ontario does not have
water facilities in the vicinity of the project.

The nearest City of Ontario water mains are in
Riverside Drive, approximately 1.5 miles north of
the Specific Plan area. These existing water mains
have not been sized to serve development in the
925’ Zone. On site residential use on the site are
served by private wells. Existing well locations
within the Specific Plan area are illustrated on
Exhibit 7, “Existing Site Topography and Well
Locations.” A well use/destruction plan and
schedule for all existing private or agricultural
wells shall be submitted prior to issuance of
permits for any construction activity. If a
private well is actively used for water supply,
the developer shall submit a plan to abandon
the well and connect residential users to the
City’s domestic water system and agricultural
users to the City’s recycled water system when
available. Well destruction requires permitting
from the County Health Department. A copy
of the permit and Well Completion Report
DWR form 188 shall be provided to the City’s
Development Engineering Department and
the Utilities Engineering Department prior to
issuance of grading and/or building permits.

If the developer proposes temporary use of an
existing agricultural well for purposes other
than agriculture, such as grading or dust control
during project construction, the developer shall
make a formal request to the City of Ontario
for such use prior to issuance of permits for
the construction activity. Upon approval, the
developer shall enter into an agreement with the
City of Ontario and pay any applicable fees as set
forth by the agreement.

An existing 16” high-pressure water main is
located along the east side of Milliken Hamner
Avenue, adjacent to the Specific Plan area, in
the County of Riverside, and is owned by Jurupa
Community Services District, ( JCSD). JCSD
also owns a 30” water main in Bellegrave Avenue
east of Milliken Hamner Avenue and a 30” water
main in Hamner Avenue south of Bellegrave
Avenue which provides water to the existing
residential areas on the south side of Bellegrave
Avenue.

3.7.2 Sewer
The City of Ontario does not have sewer facilities
in the vicinity of the Specific Plan area. Existing
on site residences utilize private septic systems.

Prior to grading operations, existing septic tanks
and subsurface disposal fields will need to be
abandoned in accordance with Department of
Health Services requirements. An existing 42”
Santa Ana Regional Interceptor (SARI) sewer
main extends southerly in Hamner Avenue south
of Bellegrave Avenue. The SARI line is primarily
available for industrial wastewater, which is
conveyed to Orange County for treatment and
disposal. JCSD is currently utilizing the SARI
line for the disposal of residential wastewater,
and has excess capacity for this purpose.

3.7.3 Drainage
The County Line Channel is located within
Bellegrave Avenue. The channel is a City of
Ontario Master Plan facility intended to carry
urban runoff from those properties tributary to
the north, to the Cucamonga Creek Channel.

With the exception of the County Line Channel,
the existing storm drain system throughout
the Specific Plan area, is generally unimproved
and consists primarily of open earthen swales
along area roadways and the earthen drainage
interceptor ditch paralleling the southerly
boundary of the Specific Plan area which outlets
into the existing drainage basin located at the
southwest corner of the site. The drainage basin
outlets into an existing Riverside County storm
drain line in Mill Creek Avenue, formerly known
as Cleveland Avenue. The on site basin and
the connection to the Riverside County storm
drain line are interim improvements. Upon
development of the Specific Plan area the basin
will be eliminated and the storm flows from the
Specific Plan area will be tributary to the County
Line Channel.

3.7.4 Recycled Water
The Specific Plan area is located within the
930 Zone. The City of Ontario does not have
recycled water facilities in the vicinity of the
project. As a part of the development of the
Specific Plan area, the construction of new
recycled water system facilities will be required
by the developer consistent with the City’s
approved Recycled Water Master Plan.

3.7.5 Electricity
The Esperanza Specific Plan is located within the
service territory of Southern California Edison
Company.

3.7.6 Natural Gas
The Southern California Gas Company provides
natural gas service within the Specific Plan area.

Facilities in this area include an existing 6-inch
main on Milliken Hamner Avenue; an existing
2-inch main on Eucalyptus Avenue; and an
existing 2inch main on Cleveland Avenue (future
Mill Creek Avenue).

3.7.7 Communication
Systems
Verizon provides telephone service within the
Specific Plan area.

3.7.8 Solid Waste
The City of Ontario Public Works Agency
currently, by request, provides solid waste
collection and disposal to the NMC Ontario
Ranch.

3.8Hydrology
Since most of the Specific Plan area has been
in agricultural use, only a limited portion of
the Specific Plan area is now covered with
impervious surfaces. Normal rainfall to the area
is able to percolate through on-site soils and does
not result in high volumes of surface runoff as
is typically associated with urban use. During
periods of heavy rainfall, when ground surfaces
are saturated, surface runoff is collected in the
existing storm drains, culverts, and retention
basins located within the Specific Plan area.

With the exception of major regional flood
control channels such as the Cucamonga
Creek Channel, intended primarily to carry
urban runoff, the existing storm drain system
throughout the Specific Plan area is generally
unimproved and consists primarily of open
earthen swales along area roadways or curbed
roadway surfaces.

Ground waters within the NMC Ontario Ranch
,
as a whole, contain high concentrations of salt,
attributable to historic agricultural activities
such as dairy farming. The high organic content
of on-site soils has contributed incrementally
to the degradation of surface and groundwater
quality. Removal of the organic materials, which
constitute by-products of those dairy operations,
and compliance with National Pollution
Discharge Elimination System (NPDES) and
other storm water permit requirements, will
beneficially impact regional water quality.

3.9GeologyAnd Soils
The City of Ontario NMC Ontario Ranch
General Plan EIR identifies the Specific Plan
area as underlain by Pleistocene age (older
than 12,000 years) and Holocene age (less than
12,000 years old) alluvial deposits. The youngest
surficial deposit is eolian sands (Qhs), comprising
wind-blown sands having fine- to medium-sized
grains.
2049
Section 4.

Land Use

4.1 Section 3. Existing Conditions

3.8 These loose sands form sheets and low-dune
deposits that have been stabilized by vegetation.

These deposits are exposed in the eastern portion
of the NMC Ontario Ranch area and extend
westward to an area defined generally by a
diagonal line extending from Harrison Avenue,
within Riverside County, on the south to
Vineyard Avenue on the north.

It is expected that most of these materials will
be uncemented and subject to consolidation
when saturated under structural loads. Erosion
potential is considered high. Foundation and
backfill suitability should be satisfactory with
proper over-excavation, mixing with a finergrained binder material, and compaction.

The Specific Plan area contains delhi series soils,
as mapped by the United States Department of
Agriculture, Soil Conservation Service in 1971
and 1980. Delhi series soils have been used for
agriculture, primarily for grapes and citrus, since
the 1800’s. As part of the EIR prepared for the
Esperanza Specific Plan additional geologic and
soils information for the Specific Plan area will
be provided.

3.10Seismicity
The City of Ontario NMC Ontario Ranch
General Plan EIR identified numerous
earthquake faults within a 50-mile radius of the
Specific Plan area. Major mapped faults include,
but are not limited to, the Chino, Whittier and
North Elsinore, and Cucamonga Faults. For the
“maximum probable earthquake” (MPE), defined
as the 100-year event normally considered in the
design of noncritical structures, the values range
from about 0.13 to 0.20 g (i.e., the unit force
of gravity). In the design of certain critical or
important facilities such as hospitals and dams,
the “maximum credible earthquake” (MCE)
event is considered. For the three faults, the
MCE should yield an estimated peak horizontal
acceleration in the range of 0.33 to 0.52 g.

A zone of concentrated, relatively low-magnitude
seismicity extends to the southwest from the
San Jacinto fault zone (Rialto-Colton branch)
along what is referred to an “inferred fault near
Fontana.” Where the “inferred fault” (Fontana
trend) stops, this zone of micro-seismicity
continues in a southwesterly to westerly direction
terminating in the Sphere of Influence area. It
is expected that the MPE for this fault structure
could produce horizontal accelerations in the
range of 0.3 to 0.5g. More distant faults are
capable of larger earthquakes with a higher
probability of occurrence. The San Andreas fault
is expected to generate a MCE event every 150
to 200 years, yielding a peak horizontal ground
acceleration of approximately 0.21 to 0.26 g in
the NMC Ontario Ranch
.

In accordance with the “Uniform Building
Code” (UBC), the Esperanza Specific Plan area
is located within Seismic Zone No. 4. UBC
procedures have been designed to ensure that all
subsequent development occurs in a safe manner
relative to those known hazards. As part of the
EIR prepared for the Esperanza Specific Plan,
additional seismicity analysis will be prepared.

3.11Vegetation
The Specific Plan area has been extensively used
for agricultural operations including dairy use.

Those areas not in active agricultural production
are occupied by rural residential housing. The
natural vegetation and soils conditions that once
occurred throughout the Specific Plan area have
been significantly altered through agricultural
uses, leaving little or no native vegetation. As
part of the EIR prepared for the Esperanza
Specific Plan, additional vegetation analysis will
be prepared.

Section 4. Land UUsse

4.1Introduction
The Esperanza Specific Plan offers a variety of
residential housing types within a community
designed around a system of parks located
within easy walking distance from each
residential Planning Area. Pedestrian and bicycle
connectivity is provided through a system of
street separated walkways and on-street bicycle
trails linking each residential Planning Area and
connecting to parks located within Esperanza.

Residential development, comprised of
approximately 164.08 174.10 net acres, is
designed to address a variety of lifestyles, such
as singles, families, executives and “empty
nesters.” Single family detached housing types
will include conventional detached homes on lots
varying between 3,900 and 4,900 square feet in
size, homes designed in a 2-Pack configuration,
alley loaded cottage homes, and two types of
courtyard homes. Attached housing will include
row townhomes and motorcourt townhomes
designed around a common motorcourt.

Parks comprise approximately 9.89 net acres of
Esperanza and are distributed throughout the
community offering recreational opportunities
within close proximity to each residential
neighborhood.

The Land Use Plan shown in Exhibit 8, “Land
Use Plan” depicts the proposed land uses for
Esperanza. The “Land Use Summary,” Table 2,
provides a tabulation of land uses by acreage and
residential density.

4.2ResidentialUse
The Esperanza Specific Plan permits the
development of up to 1.594 1,652 residential
dwelling units providing single-family detached
homes and single family attached homes.

Residential land use areas are contained within
11 distinctive Planning Areas linked by a
network of street separated sidewalks and onstreet bicycle paths connecting all the Planning Areas to a centrally located park.

4.2.1 Variety of Housing Types
Esperanza provides a mix of housing types
to address a variety of lifestyle choices and
economic segments. Single family detached and
single family attached residential products, with
a variety of architectural styles, will be offered
within Esperanza. Altogether, a total of 1.594
1,652 residential dwelling units will be developed
at an overall average density of 7.657.41
dwelling units per gross acre.

4.2.1.1 Single Family Detached –
RD-1 (50’ wide lots)
The Esperanza Specific Plan allows for the
development of approximately 158 conventional
single-family detached dwelling units at an
average density of approximately 6.12 dwelling
units per net acre. The RD-1 neighborhoods
will be designed with access to homes from the
local street with an emphasis on architectural
orientation toward the street. Garage
configurations will include shallow recessed
garages, mid or deep recessed garages, split
garages, and tandem garages, to highlight the
home’s architecture and create a more attractive
streetscene. RD-1 homes are located within
Planning Areas 7 and 9.
2050
Section 4. Land Use Section 4. Land Use

4.2 4.3
NOTES:

1. Gross residential acres do not include the 13.10 gross acres for a school site.

2. Net residential acres are gross acres less parks, neighborhood edge buffers, roadways, and easements and net area for school site. * PA-2 includes 3.45 AC of Park 1

LAND USE
Residential Uses
Residential land Use Total 1,652 DU 223.00 AC 7.41 DU/AC 174.10 AC 9.49 DU/AC PROJECT TOTAL 1,652 DU 223.00 AC 223.00 AC
NET
ACRES

UNITS/ NET
ACRES
UNITS
GROSS
ACRES

UNITS/ GROSS
ACRES
*
N
Exhibit 8
Land Use Plan
Table 2
Land Use Summary
2051
Section 4.

Land Use Section 4. Land Use

4.4 4.5

4.2.1.2 Single Family Detached –
RD-2 (55’ wide lots)
The Esperanza Specific Plan allows for the
development of approximately 107 conventional
single-family dwelling units at a density of
approximately 5.56 dwelling units per net acre.

The RD-2 neighborhood is designed with access
from the local street with garage configurations
which include recessed garages, mid or deep
recessed garages, split garages and tandem
garages to present an architecture forward
streetscene. RD-2 homes are planned within
Planning Area 8.

4.2.1.3 Single Family Detached –
RD-3 (2-Pack)
Approximately 100 residential 2-Pack dwelling
units will be developed on approximately 14.62
acres at a density of 6.84 dwelling units per net
acre with a minimum lot size of 3,400 square
feet. By configuring the units in a 2 Pack design,
a larger usable sideyard area is provided for each
unit and garages can be either located to the rear
of the lot or set back from the front of the homes
at a distance, which preserves the streetscene for
home frontage. Residential housing in a 2 Pack
design is planned for Planning Area 10.

4.2.1.4 Single Family Detached –
RD-4 (Cottage Homes)
Esperanza will allow for approximately 243
single family detached cottage home residential
dwelling units developed on approximately 30.81
acres on lots of approximately 2,400 minimum
square feet at an average density of 7.89 dwelling
units per net acre. This alley loaded residential
development will be designed to embrace the
street and maintain an architectural orientation
for the street. Cottage single family detached
residential dwelling units are proposed for
Planning Areas 2 and 6 within Esperanza.

4.2.1.5 Single Family Detached
or Attached – RD-5 and
RD-6 (Courtyard & RowTownhomes)
Two types of single family detached housing in
a courtyard design are proposed for Esperanza.

A total of 157 dwelling units will be developed
as RD-5 residential housing within a module
comprised of 4 residential units surrounding a
common motorcourt. RD-5 residential products
are proposed for 17.64 acres of Esperanza within
Planning Area 5 at a density of 8.90 dwelling
units per net acre. A total of 303 dwelling units
will be developed as RD-6 residential housing
within a module comprised of 6 residential
units surrounding a common motorcourt or
row townhomes. RD-6 residential products are
proposed for 19.92 acres of Esperanza within
Planning Areas 2 and 4 at a density of 16.72
dwelling units per net acre. Garages are accessed
from the motorcourt or alley, which allows for
the fronts of garages to be turned away from the
street or set back far enough from the street that
the residential architecture is the predominant
streetscene feature.

4.2.1.6 Single Family Attached –
RD-7 (Row Townhomes)
RD-7 residential product proposed for
Esperanza consists of 319 units of attached row
and motorcourt townhomes within Planning
Area 1, 156 units of attached row townhomes
to be developed on approximately 11.1 acres
at density of 14.05 dwelling units per net
acre within Planning Area 3 and 46 161 row
townhomes at approximately 16.07 dwelling
units per net acre in PA 11. RD-7 residential
product is designed with alley access maintaining
an architectural streetscene.

4.2.1.7 Single Family Attached
– RD-8 (Motorcourt
Townhomes)
RD-8 residential product proposed for
Esperanza consists of 238 units of attached
townhomes designed around a common
motorcourt. RD-8 residential product will be
developed on approximately 19.42 acres at a
density of 13.76 dwelling units per net acre
within Planning Area 3.

4.2.2 Neighborhood Design
The community plan for Esperanza offers a
neighborhood design reminiscent of older
traditional Southern California neighborhoods.

The design features described below are
intended to create a strong identity and sense of
neighborhood for the residents of Esperanza.

A “modified grid” style of street design in
residential neighborhoods with sidewalks
separated by landscaped parkways provide visual
interest, slow traffic on each street by providing
alternate routes, and enhance a pedestrian
orientation for neighborhoods. Sidewalks
separated from streets by landscaped parkways
promote pedestrian mobility and encourage
opportunities for neighbors to meet and greet
each other along the street.

A human scale of architecture within Esperanza
will enhance the pedestrian friendly character of
the community. Architectural features such as
front porches, railings, enhanced entries, a mix of
materials and textures, and authentic detailing on
elements such as windows and doors, columns,
balconies, and lighting combine to create a
human scale of residential architecture.

Innovative garage designs will be utilized in
order to de-emphasize the visual impact of
garage doors on the streetscene. Such design
techniques will include shallow, mid, or deep
recessed garages , split-garages, turn-in garages,
tandem garages, garages located on rear alleys,
and garages located around a common courtyard
in order to de-emphasize their view from the
street.

4.3Parks
Parks are provided throughout the Esperanza
Specific Plan area within easy walking distance
to any residential neighborhood. Exhibit 9,
“Master Plan of Parks,” illustrates the types and
locations of parks planned for Esperanza.

4.3.1 Neighborhood Park
An approximately 5.39 net acre centrally located
neighborhood park will be developed as part of
Esperanza. The neighborhood park will include
picnic areas, tot lots, trails, and open play fields.

4.3.2 Pocket Parks
An approximately .84 net acre park will be
provided for recreational use within Planning
Area 9. An approximately 1.29 net acre park
will be located within Planning Area 6, a one
acre park will be provided within Planning Area
5, and an approximately 1.39 net acre linear park
will be provided in Planning Area 10. Private
open space areas of approximately ½ acre in size
will be provided as part of the development of
Planning Areas 1, 3 and 4. The exact size and
locations of these private open space areas will
be determined as part of the final site design for
these neighborhoods.

4.4School Site
A 10.02 net acre site was originally reserved
within the Esperanza Specific Plan for the
development of an elementary school to serve the
K-5 school age needs of the Ontario community.

In the event the school site in Esperanza is not
purchased by the Mountain View School District
the 10.02 acre site may revert to a residential
zone for the development of an additional 46
161 row townhome residential dwelling units
pursuant to the provisions established in Section
7, “Implementation.”
2052
Section 5.

Infrastructure nfrastructure and SServiices

5.1 Section 4. Land Use

4.6 Section 5. IInfrasstructure tructure and Service
ss
The infrastructure, utilities, and public services
to be provided as part of the development of the
Esperanza Specific Plan are discussed in this
section.

5.1Circulation
The circulation plan for Esperanza reinforces
the objectives of providing a traditional
neighborhood design. In addition to providing
safe and efficient movement of vehicular traffic
through the project, the Circulation Plan also
provides a safe environment for pedestrian
movement and bicycle traffic reducing the
reliance on the automobile as a means of travel.

In addition, transit stops and bus turnouts will
be provided as required by Omnitrans, along
the Master Plan streets, which are a part of the
Esperanza community. The “Master Circulation
Plan,” Exhibit 10 establishes the hierarchy and
general location of roadways within Esperanza.

The minimum design speeds to be used for
centerline curve radii, super elevation, corner
sight distance; vertical and horizontal alignment
and sight distance, etc. are listed below:

5.1.1 Master Planned
Roadways
The Esperanza Specific Plan is bounded on
the east, south, west, and is bisected by four
City of Ontario Master Plan roadways, which
will provide access to and from the Specific
Plan area. Additional rights of way may be
needed at critical intersections to accommodate
additional left and right turn lanes pursuant
to the recommendations of the traffic study
prepared for the Ontario Ranch. Hamner
Avenue bounds the Specific Plan area to the east
and is the county line between San Bernardino
and Riverside Counties; Bellegrave Avenue
bounds the Specific Plan area to the south and
is also the county line between San Bernardino
and Riverside Counties; Mill Creek Avenue
bounds the Specific Plan area to the west, and
Eucalyptus Avenue bisects the Specific Plan area
in an east/west direction.

Where the Specific Plan limits extend to the
centerline of any roadway, the development
project shall construct the full half-width street
improvement, plus a 14-foot travel lane with a
5-foot paved shoulder beyond the centerline.

If the roadway includes a raised median, the
project shall construct the full median, and the
additional 14-foot travel lane with a 5-foot paved
shoulder. The 14-foot travel lane is a minimum
that may be increased as necessary pursuant to
the requirements of the City Engineer.

5.1.1.1 Hamner Avenue
Hamner Avenue abuts the Specific Plan area
on the east. Hamner Avenue is a designated
Divided Arterial Parkway 1-1 roadway with a
total right-of-way of 148 feet. Hamner Avenue
will carry regional traffic to and from Esperanza
and will provide access to the specific plan area
along the eastern boundary of the specific plan
area. Exhibit 11, “Hamner Avenue” illustrates
the improvements for Hamner Avenue. The
developer of the Specific Plan area adjacent to
Hamner Avenue will be responsible for all on site
improvements for the westerly half of Hamner
Avenue as determined by the City Engineer and
pursuant to the mitigation measures identified
in the EIR and the Conditions of Approval
established on the approved tentative maps
for the project. Bus turnouts will be required
along Hamner Avenue to the satisfaction of the
City Engineering Department and Omnitrans.

Parking will be prohibited on Hamner Avenue.

PA 11

HAMNER AVENUE HAMNER AVENUE
N
Exhibit 9
Master Plan of Parks
2053
Section 5.

Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.2 5.3 EUCALYPTUS

5.1.1.2 Bellegrave Avenue
Bellegrave Avenue, a Standard Arterial roadway,
abuts the Specific Plan area on the south and
carries regional east/west traffic to and from
Esperanza. Improvements to the south side
of Bellegrave Avenue currently exist. Exhibit
12, “Bellegrave Avenue” illustrates the halfstreet improvements for Bellegrave Avenue.

The developer will be responsible for all on
site improvements for the northerly half of
Bellegrave Avenue. Phasing of the improvements
will be determined by the City Engineer and
pursuant to the mitigation measures identified
in the EIR and the Conditions of Approval
established on the approved tentative maps for
the project. Bus turnouts will be required along
Bellegrave Avenue to the satisfaction of the City
and Omnitrans.

5.1.1.3 Mill Creek Avenue
Mill Creek Avenue abuts the Specific Plan area
on the west. Mill Creek Avenue is a designated
Collector Street with an ultimate right-ofway
of 88 feet, with 64 feet of paved area and a
12-foot parkway on each side of the street, to
include a 5-foot sidewalk separated from the
street by a 7-foot landscaped area. In addition
a landscaped buffer of 18 feet in width will be
provided between the back of the sidewalk and
the residential community wall. The rightofway improvements required to Mill Creek Avenue are illustrated in Exhibit 13, “Mill Creek
Avenue.” The developer(s) will be responsible
for the off site improvements as determined
by the City Engineer and pursuant to the
mitigation measures identified in the EIR and
the Conditions of Approval established on the
approved tentative maps for the project. Bus
turnouts will be required along Mill Creek
Avenue to the satisfaction of the City and
Omnitrans. Parking will be prohibited on Mill
Creek Avenue. Exhibit 13, “Mill Creek Avenue”
illustrates these improvements.

5.1.1.4 Eucalyptus Avenue
Eucalyptus Avenue bisects the Specific Plan
area and is designated as a Standard Arterial
roadway. Exhibit 14, “Eucalyptus Avenue”
illustrates the Eucalyptus Avenue full-street
improvements. The developer will be responsible
for all improvements to Eucalyptus Avenue.

The phasing of these improvements will be
determined by the City Engineer and pursuant
to the mitigation measures identified in the EIR
and the Conditions of Approval established on
the tentative maps for the project. Parking will
be prohibited on Eucalyptus Avenue.

5.1.2 Local Streets and Alleys
Within the Specific Plan area neighborhood
streets of varying design will provide access and
circulation through the community. Many of the
neighborhoods will be served by private alleys,
which are located in the rear of residences, in
order to maintain a traditional, “architecture
forward” streetscape for the community. Public
and private local streets within residential
areas are designed to distribute vehicular traffic
from the public arterial and collector streets
adjacent to the Specific Plan area into and
through residential neighborhoods. Local streets
and private alleys proposed for Esperanza are
illustrated on Exhibit 15, “A Street” – Primary
Local Street” Exhibit 16, “Local Streets and
Cul-De-Sac Sections;” Exhibit 17, “Private
Neighborhood Streets;” and Exhibit 18, “Private
Alley and Drive Aisle Sections;” and discussed
below.

N
Exhibit 10
Master Circulation Plan
2054
Section 5.

Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.4 5.5 Other Principal Arterial Parkway 1-1 Hamner Avenue (On Street Parking is Prohibited) Minor Arterial Bellegrave Avenue (On Street Parking is Prohibited) Note: Final required level of improvement of Bellegrave Avenue within the City of Ontario to be determined by City of Ontario and Riverside County. Exhibit 12 Bellegrave Avenue
Exhibit 11
Hamner Avenue
2055
Section 5.

Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.6 5.7 Collector Mill Creek Avenue (On Street Parking is Prohibited) Collector Eucalyptus Avenue (On Street Parking is Prohibited) DG MULTI- PURPOSE TRAIL Exhibit 13 Mill Creek Avenue
Exhibit 14
Eucalyptus Avenue
2056
Section 5.

Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.8 5.9

5.1.2.1 “A" Street
“A Street” bisects the Specific Plan area in a
north/south direction and is designated as a
Primary Local Street. “A Street” will provide
internal access and connectivity between
residential areas and the Neighborhood Park.

Exhibit 15, “A Street” – Primary Local Street”
illustrates the improvements planned for “A
Street.”

5.1.2.2 Local Neighborhood Streets
and Cul-De-Sac Streets
A network of local public neighborhood streets
and cul-de-sac streets will provide internal
circulation throughout Esperanza for residents.

Exhibit 16, “Local Streets and Cul-de-sac
Sections” illustrates these street concepts.

5.1.2.3 Private Neighborhood
Streets
Private neighborhood streets will provide
internal circulation within single family attached
and single family courtyard product areas.

Water, recycled water, and sewer utilities may be
designated as “public utilities” if located within
public or private streets. All public utilities
within private streets shall be designed per
City standards and contained within acceptable
easements. The CC&Rs for the project shall
contain language requiring all work proposed
by the HOA within such easements to be plan
checked and inspected by the City, including
applicable fees. Generally, utilities will not be
accepted as public within alleys, parking areas
or driveways. The extent to which said utilities
will be accepted as public utilities shall be at the
full discretion of the City during final design
review. Private Neighborhood Streets planned for
Esperanza are illustrated in Exhibit 17, “Private
Neighborhood Streets.”

5.1.2.4 Private Alleys
Private alleys within the residential development
will have a minimum of 20 feet of paved area
with 5 feet of landscaping on each side. In
areas where fire access is required, the minimum
paved area will be 24 feet with 3 feet of
landscaping on each side. Alleys with “dead end”
conditions will be a maximum length of 150
feet. Parking is prohibited along alleys. Tapers
will be incorporated at the point where private
alleys intersect with public streets. The taper
width will be determined per the approval of
City of Ontario Fire Department, Engineering
Department and Planning Department.

5.1.2.5 Private Drive Aisles
Private drive aisles are planned with a total paved
width of 24 feet and an 18 foot deep parking area
on each side.

Water, recycled water, and sewer utilities may be
designated as “public utilities” if located within
public or private streets. All public utilities
within private streets shall be designed per
City standards and contained within acceptable
easements. The CC&Rs for the project shall
contain language requiring all work proposed
by the HOA within such easements to be plan
checked and inspected by the City, including
applicable fees. Generally, utilities will not be
accepted as public within alleys, parking areas or
driveways. The extent to which said utilities will
be accepted as public utilities shall be at the full
discretion of the City during final design review.

Private Alleys and Private Drive Aisles planned
for Esperanza are illustrated in Exhibit 18,
“Private Alley and Drive Aisle Sections.”
“A" Street
(Parking Permitted)
Exhibit 15
“A" Street - Primary Local Street
2057
Section 5. Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.10 5.11
Private Neighborhood Streets
(Located in Planning Areas 1, 3, 4, 5 & 11)
Note: Parking may be restricted within 100-150 feet of
Merrill Eucalyptus Avenue, ‘A’ Street, Mill Creek
Avenue and Hamner Avenue Intersections.

Note: All public utilities within private streets shall be designed per City standards and contained within acceptable easements. The extent to which said utilities will be accepted as public utilities shall be determined at the full discretion of the City during final design reviews.

Exhibit 16
Local Street and Cul-De-Sac Sections
Exhibit 17
Private Neighborhood Streets
2058
Section 5. Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.12 5.13

5.1.3 Traffic Calming
The Esperanza Specific Plan includes design
features within residential neighborhoods to
encourage drivers to proceed slowly and reduce
traffic noise on streets contributing to safe and
livable neighborhoods in which to walk, bike,
and drive.

Traffic calming within the Esperanza Specific
Plan is designed to address the following goals:
• Reduction in traffic speeds.
• Reduction in traffic related noise.
• A safe and pedestrian friendly circulation
system to encourage walking.

The following design features will be
implemented in the roadways within Esperanza.

Local Neighborhood Street Design
Neighborhood streets within Esperanza are
designed in a “modified grid” with landscaping
on either side within parkways to add interest
in the street encouraging drivers to slow their
travel speed and observe their surroundings.

Incorporating tapered intersections for
local streets as illustrated in Exhibit 19,
“Neighborhood Street Tapers,” may reduce traffic
speeds on local residential streets.

Alleys Tapers
Private alleys within Esperanza will consist of
20-24 feet of paved travel area with 3-5 feet
of landscaping on each side. Speeds for traffic
entering the alleys and cut through traffic can be
reduced by incorporating tapers at the entrance
to these alleys as illustrated on Exhibit 20, “Alley
Tapers.”
Landscaping
Landscaping adjacent to streets within the
Specific Plan area will combine the use of shade
trees, shrubs, and groundcover adjacent to
sidewalks to create a more intimate streetscape
encouraging drivers to reduce driving speeds.

The landscape concept for Esperanza is designed
to contribute to a sense of the street system as
a pedestrian protected area to promote slower
traffic speeds.

Roundabouts
A roundabout will be incorporated into the street
design at the intersection of two local streets as
illustrated in Exhibit 10, “Master Circulation
Plan.” The use of a roundabout rather than a
conventional all-way stop at this intersection will
maintain traffic flow by requiring traffic entering
the roundabout to yield to traffic traveling within
the roundabout. The lack of a stop sign allows
entering traffic to merge with the flow of traffic.

5.1.4 Pedestrian Circulation
Off-street pedestrian circulation will be
available throughout Esperanza by means of
the interconnected, paved sidewalk system
within the roadway right-of-way, separated from
vehicular travel lanes by a landscaped parkway.

The Esperanza pedestrian system provides
connectivity among residential neighborhoods to
the Neighborhood Park and pocket parks within
the Specific Plan area.

5.1.5 Bicycle Trails
Bicycle trails are an integral element to creating
accessibility and mobility within Esperanza. A
Class 1 bike trail will be provided within the
parkway on the north side of Eucalyptus Avenue
and an on-street bike trail will be provided on
both sides of Eucalyptus Avenue connecting to
on-street bike trails provided on local residential
streets within the Specific Plan to connect all
residential neighborhoods to one another, and
to the Neighborhood Park located towards the
center of the Specific Plan boundary.

Class II on-street striped bike lanes shall be
provided on roadways within the Esperanza
Specific Plan area as determined by City
Engineer.

The Master Plan for pedestrian and bicycle
circulation for Esperanza is illustrated on Exhibit
21, “Pedestrian and Bicycle Circulation Plan.”
Private Drive Aisle
Private Alley
(On Street Parking is Prohibited)
Notes:

1. Final Alley Design is subject to approval by the City Engineer, Fire Department and Planning Department.

2. All public utilities within private streets shall be designed per City standards and contained within acceptable easements. The extent to which said utilities will be accepted as public utilities shall be determined at the full discretion of the City during final design review.

Exhibit 18
Private Alley and Drive Aisle Sections
2059
Section 5.

Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.14 5.15 Exhibit 19
Neighborhood Street Tapers
Exhibit 20
Alley Tapers
2060
Section 5.

Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.16 5.17

5.2Domestic andRecycled
Water
MasterPlan
Domestic water will be provided by the City
of Ontario. The Ontario Ranch Water Master
Plan Phase 1 (Phases 1a–1d) identifies new
water facilities to include one reservoir, three
groundwater wells and potable and reclaimed
transmission water lines. Construction of the
on site and off site Master Plan water service
improvements shall be the responsibility of the
developer(s) and is required prior to issuance
of building permits for Esperanza. Two of the
waterlines included in the Phase 1 improvements
are a 24 inch water line in Hamner Avenue,
adjacent to the site on the east, and a 24-inch
water main in Eucalyptus Avenue, which goes
through the center of the project.

5.2.1 Domestic Water
The project lies within the 925 Zone. New
domestic water mains to be constructed as part
of the development of Esperanza will include a
12-inch Master Plan water main in Mill Creek
Avenue, from the northerly boundary of the
Specific Plan to Eucalyptus Avenue. Within the
Specific Plan area, a network of 8-inch and 12’
inch water lines will be installed. The On Site
water system will include connections to two
different transmission mains.

The City is in the process of updating the Water
Master Plan. Any changes resulting from the
updated Master Plan will be incorporated into
the Esperanza Water Master Plan.

There are two groundwater wells located
adjacent to Bellegrave Avenue to the north.

These wells and water transmission lines in
Bellegrave Avenue, are owned and operated by
the Chino Basin Desalter Authority (CDA).

As part of the development of the Specific
Plan area, improvements shall be made, to the
satisfaction of the CDA and the City of Ontario,
surrounding the two existing well sites located
at the north side of the ultimate right of way
of Bellegrave Avenue. Improvements shall
include, but are not limited to, perimeter fencing,
relocation of existing utilities within the ultimate
right of way, street landscaping within the
right of way fronting the project, and driveway
approaches. The Master Plan for domestic
water for Esperanza is illustrated on Exhibit
22, “Conceptual Domestic Water Master Plan.”
The conceptual on site domestic water system
is illustrated on Exhibit 23 “On Site Domestic
Water Plan.”

5.2.2 Recycled Water System
The Inland Empire Utilities Agency (IEUA)
will ultimately provide recycled water from
IEUA’s RP-1 and RP-1 outfall parallel located in
Carpenter Avenue via City of Ontario recycled
water mains as presented in the Water Master
Plan for the Ontario Ranch. The Specific
Plan area is located within the 930 Zone. The
construction phase source of recycled water to
serve the Specific Plan area will be conveyed
to the 930 Zone from the 1050 Zone via a
Master Plan pressure reducing station located
in Archibald Avenue north of Chino Avenue.

The master planned recycled water mains to
be constructed as part of the development of
Esperanza will include the following:

PA 11
N
Exhibit 21
Pedestrian and Bicycle Circulation Plan
2061
Section 5.

Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.18 5.19 • A 12-inch recycled water line in Mill Creek Avenue from the northerly boundary of the
Specific Plan area to Eucalyptus Avenue.
• An 8-inch recycled water line in Hamner
Avenue from the northern boundary of the
Specific Plan area to Eucalyptus Avenue.
• An 8-inch recycled water line in Eucalyptus
Avenue from Hamner Avenue to Mill Creek
Avenue.
• A 12-inch line in Eucalyptus Avenue from
Mill Creek Avenue to Haven Avenue.
• A 16-inch line in Eucalyptus Avenue from
Haven Avenue to Archibald Avenue.
• A 16-inch line in Archibald Avenue from
Eucalyptus Avenue to Edison Avenue.
• A 20-inch line in Archibald Avenue from
Edison Avenue to Schaefer Avenue.
• A 36-inch line in Archibald Avenue reducing
to a 24-inch line from Schaefer Avenue to
Chino Avenue.
• Utilization of the existing 10-inch main
which extends from the IEUA facility
adjacent to Westwind Park to the intersection
of Archibald Avenue and Schaefer Avenue.

The developer will provide all recycled water lines
required to serve the Specific Plan area.

Within the Specific Plan area, 8-inch recycled
water mains are proposed to serve the
development. The City’s goal is to maximize the
use of recycled water including but not limited
to irrigation of parks, schools, street landscaping,
recreation trails, common area residential
landscaping and commercial/industrial
landscaping edges. The parks and landscaped
areas that will be irrigated with recycled water
and the calculated recycled water demand are
contained in the report titled, “Esperanza Water
and Recycled Water Hydraulic Analysis.” An
Engineer’s Report approved by the City and the
Department of Health is required prior to the
use of recycled water.

The conceptual Master Plan for recycled
water for Esperanza is illustrated on Exhibit
24, “Conceptual Recycled Water Plan.” The
conceptual on site recycled water system is
illustrated on Exhibit 25, “Conceptual On Site
Recycled Water System.”

5.3SewerMasterPlan
Sewer service for Esperanza will be provided by
the City of Ontario. The City’s Sewer Master
Plan identifies ultimate sewer facilities from
the Specific Plan area to the Eastern Trunk
Sewer. These Master Planned facilities include a
15inch sewer main extending from the northerly
boundary of the Specific Plan area, along Mill
Creek Avenue increasing to a 21-inch sewer
main at Eucalyptus Avenue and a 24-inch
sewer main along Bellegrave Avenue westerly
to the Master Planned Eastern Trunk Sewer.

Completion of these Master Plan improvements
is required to provide the ultimate sewer service
to Esperanza. Within the Specific Plan area
a network of 8-inch and 15-inch sewer lines
will be installed. The sizing and alignment of
all off site sewer improvements necessary for
mitigation of impacts shall follow the results of
the approved Sanitary Sewer Technical Study.

The Conceptual Sewer Master Plan for
Esperanza is illustrated on Exhibit 26, “Sewer
Master Plan.” The conceptual on site sewer lines
are illustrated on Exhibit 27, “Conceptual On
Site Sewer.”

5.4Drainage
The City’s Storm Drain Master Plan identifies
new storm drain facilities to serve the Specific
Plan area extending northerly from the County
Line Channel within Mill Creek Avenue.

Completion of these Master Plan improvements
will provide permanent storm drain service to
Esperanza.

That portion of the Master Planned line, which
lies within Esperanza, will be constructed as a
part of the development of the project. These
improvements include a 90-inch storm drain in
Mill Creek Avenue transitioning to a 102inch
storm drain, connecting to the County Line
Channel.

On site storm drains will be constructed
to convey the on site flows to the proposed
Master Planned storm drain line in Mill Creek
Avenue. The locations and size of on site storm
drains within Esperanza will be established in
accordance with City requirements as part of the
approval by the City of Ontario of tentative tract
maps for the Esperanza Specific Plan area.

The Drainage Master Plan for Esperanza is
illustrated in Exhibit 28, “Storm Drain Master
Plan.” The size and location of the proposed
storm drain may change based on the final
design.

5.4.1 NPDES Compliance
The grading and drainage of the Esperanza
Specific Plan area shall be designed to detain,
filter and treat surface runoff, in a manner and
combination which is practical, to comply
with the most recent requirements of the San
Bernardino County NPDES Storm Water
Program’s Quality Management (WQMP) for
significant new development projects. The
objective of the WQMP for this project is to
minimize the detrimental effects of urbanization
on the beneficial uses of receiving waters,
including effects caused by increased pollutants
and changes in hydrology. These effects may
be minimized through the implementation of
site designs that reduce runoff and pollutant
transport by minimizing impervious surfaces and
maximizing on-site infiltration, Source Control
Best Management Practices (BMP’s) and/or
either on-site Structural Treatment Control
BMP’s, or participation in regional or watershedbased Treatment Control BMP’s.

Prior to the issuance of a grading or construction
permit, a Storm Water Pollution Prevention Plan
(SWPPP) will also be prepared. The SWPPP
will be prepared to comply with the California
State Water Resources Control Board’s (State
Water Board) current, “General Permit to
Discharge Storm Water Associated With
Construction Activity” and the current Area
Wide Urban Storm Water Runoff (Regional
NPDES Permit). The SWPPP will identify and
detail all appropriate Best Management Practices
(BMP’s) to be implemented or installed during
construction of the project.

In addition to the preparation of a SWPPP for
construction-related activities, and as part of
the approval of any grading plans within the
Specific Plan Area, the applicant will be required
to submit a Water Quality Management Plan
(WQMP) on the regional model form provided
by the City. The WQMP shall identify and
detail all Site Design BMP’s, Source Control
BMP’s and Treatment Control BMP’s to be
implemented or installed at this site in order to
reduce storm water pollutants and site runoff.

An off site regional stormwater runoff
treatment facility with capacity to accept and
treat drainage from portions of the Specific
Plan Area has been constructed. This regional
treatment facility will be part of an overall
solution for storm water treatment within
this planned development area. Projects with
reserved treatment capacity allocations sin the
regional facility will utilize this off-site facility
as their primary BMP for addressing urban
runoff water quality and hydro-modification
impacts, in their respective WQMPs. If a project
cannot obtain treatment capacity in the regional
stormwater treatment facility, alternative on-site
or off-site Low Impact Design BMBs will be
required based on the must current MS4 Permit
requirements.
2062
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5.20 5.21

5.5Schools
The Mountain View School District is the
school district serving the K-8 school needs
of Esperanza. The Chaffey Joint Union High
School District serves the 9-12 school age needs
of the Specific Plan area. Additional elementary,
middle, and high schools are needed to serve the
needs of school age children within the Ontario
Ranch. An elementary school site has been
proposed within the Esperanza Specific Plan
and a middle school site has been proposed in
Planning Subarea 24. Colony High School is
located at the southwest intersection of Mill
Creek Avenue and Riverside Drive and a future
high school has been proposed in Planning
Subarea 23. Development of the Esperanza
Specific Plan area will generate an estimated
student population as follows (based on student
generation numbers supplied by the City of
Ontario, “School Generation for Ontario Ranch
Subareas,” July 2, 2004. The developer(s) of
Esperanza will be required to pay school fees as
required by State of California.

5.6PublicUtilities

5.6.1 Natural Gas
The Gas Company will provide natural gas to the
Specific Plan area. Gas mains will be installed
to the Specific Plan area by the Gas Company as
necessary.

5.6.2 Electricity
Southern California Edison will provide
electricity to the Specific Plan area from existing
facilities in the vicinity of the Specific Plan
area. Proposed new facilities to serve the project
will be owned and operated by the City of
Ontario and located underground. Existing lines
within the Specific Plan area shall be placed
underground by developer and according to the
City of Ontario adopted ordinance.

5.6.3 Telecommunications
The City of Ontario will be providing
OntarioNet, fiber-to-the-home. OntarioNet is a
fiber-optic telecommunications system capable of
providing advanced Internet/data services to all
homes and businesses within the Ontario Ranch.

OntarioNet will provide community related
services including: traffic management; on-line
civic services; meter reading; educational services;
and a variety of other community services. Based
on the demographics of the Ontario Ranch and
the traffic issues into Orange and Los Angeles
Counties, the demand for telecommuting in the
Ontario Ranch is anticipated to be significant.

OntarioNet and the high-speed data services it
provides will allow residents of the Esperanza
Specific Plan to effectively telecommute to
their jobs and in general provide a significant
economic benefit to Ontario. Verizon currently
provides telephone service within the Specific
Plan area and can provide telecommunication
service if they choose to do so.

Grades K- 5
Grades 6-8
Grades 9-12

5.6.4 Solid Waste
The City of Ontario provides solid waste
collection services for the Ontario Ranch and
will service the Specific Plan area. The project
will comply with Municipal Code Section
6-3.314, “Commercial Storage Standards” and
Section 6-3.601, “Business Recycling Plan”
for the use of any commercial bin service
for apartment development. All residential
development shall comply with Municipal Code
Section 6-3.308.9 (a) and (d), “Residential
Receptacles, Placement” for curbside automated
container service. The project shall comply
with Municipal Code Article 6, “Recycling
Requirements for Specified Business Activity”,
Section 6-3.601 Business Recycling Plan, and
Section 6-3.602, “Construction and Demolition
Recycling Plan.” All site development shall
comply with the City of Ontario refuse collection
standards. All project sites shall be designed to
meet all the Integrated Waste Department’s
requirements, including the requirements for
Sizing of Storage, Location of Collection
Area, Accessibility for Collection Vehicles, and
Collection of Sorted/ Diverted Waster Types
including Organics.

5.7GradingConcept
The site falls at an average slope of approximately
two percent (2%). The Grading Concept
for Esperanza is to work with the existing
topography to maintain natural grade and
elevations wherever possible. The grading
operation for the Specific Plan area will generally
consist of the removal of any manure remaining
from dairy operations, clearing and grubbing,
demolition of existing structures, and moving
of surface soils to construct building pads and
streets. Additionally, where slope conditions are
present, the property shall be located at the top
of the slope. In areas adjacent to a ridgeline
or in moderate slope areas, dwelling units and
structures should be sited to: • Use the natural ridgeline as a backdrop for structures;
• Use landscape plant materials as a backdrop;
and
• Use structure to maximize concealment of cut
slope.

If retaining walls are required, the following
criteria shall be used: • Exposed walls and fences facing roadways shall be no greater than 3-feet retaining (9-
foot total wall) in height, except as necessary
for acoustical purposes to satisfy the intent of
the noise ordinance.
• Where retaining walls or fences face
roadways, they shall be built, when feasible, of
decorative materials consistent with the wall
theme of the neighborhood.

The Conceptual Grading Plan, as illustrated in
Exhibit 29, “Conceptual Grading Plan,” will
provide for a balance of cut/fills for the site
Grading plans for each tract in the Specific Plan
area will be reviewed and approved by the City
of Ontario Building, Planning, and Engineering
Departments prior to the issuance of grading
permits. All grading plans and activities will
conform to the City grading ordinance and dust
and erosion control requirements.
2063
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5.22 5.23
N
N

ONTARIO RANCH ROAD

ONTARIO RANCH ROAD
Exhibit 22
Conceptual Domestic Water Master Plan
Exhibit 23
On Site Domestic Water Plan
2064
Section 5. Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.24 5.25
N
N

ONTARIO ROAD

ONTARIO RANCH ROAD
8" RW
RANCH
Exhibit 24
Conceptual Recycled Water Plan
Exhibit 25
Conceptual On Site Recycled Water System
2065
Section 5. Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.26 5.27
N
N

ONTARIO ROAD

ONTARIO RANCH ROAD
RANCH
Exhibit 26
Sewer Master Plan
Exhibit 27
Conceptual On Site Sewer
2066
Section 5. Infrastructure nfrastructure and SServiices Section 5. Infrastructure nfrastructure and SServiices

5.28 5.29
N N

ONTARIO ROAD

ONTARIO RANCH ROAD
RANCH
Exhibit 28
Storm Drain Master Plan
Exhibit 29
Conceptual Grading Plan
2067
Section 6. Development Regulations

6.1 THIS PAGE WAS INTENTIONALLY LEFT BLANK.

Section 6.

DDevellopment RReggullationss

6.1 Introduction
The provisions contained herein will regulate
design and development within the Esperanza
Specific Plan.

6.2 Definition of Terms
The meaning and construction of words, phrases,
titles, and terms shall be the same as provided in
the City of Ontario Development Code Article
2, “Definitions,” unless otherwise specifically
provided herein. The definitions of product types
shall be those defined in Section 4, “Land Use”
within the discussion of each respective product
type. The definition of architectural and design
terms shall be the same as those provided in the
City of Ontario Glossary of Design Terms which
follows the City of Ontario Development Code.

6.3 Applicability
The development regulations contained
herein provide specific standards for land use
development within the Esperanza Specific
Plan area. Regulations address residential
land uses and provide for general landscaping
regulations. Application of the following
regulations is intended to encourage the most
appropriate use of the land, ensure the highest
quality of development, and protect the public
health, safety, and general welfare. Whenever the
provisions and development standards contained
herein conflict with those contained in the City
of Ontario Development Code, the provisions
of the Esperanza Specific Plan shall take
precedence. Where the Esperanza Specific Plan
is silent, City codes shall apply. These regulations
shall reinforce specific site planning, architectural
design, and landscape design guidelines
contained in Section 8, “Design Guidelines” of
the Esperanza Specific Plan.

6.4 Administration
The Esperanza Specific Plan, upon adoption, will
serve as the implementation tool for the General
Plan as well as the zoning for the Specific Plan
area. The Esperanza Specific Plan Development
Regulations address general provisions, permitted
uses, and development standards for the
community.

6.5 General Site
Development Criteria
The following general site development criteria
shall apply to all land development proposed in
Esperanza.

1. Gross Acres - Except as otherwise indicated,
gross acres for all development areas are
measured to the centerline of streets.

2. Grading - Development within the Specific
Plan area shall utilize grading techniques as
approved by the City of Ontario. Grading
concepts shall respond to the design
guidelines included in the Esperanza Specific
Plan which guide the development of land
use toward the goal of providing for a livable
community with streets and entries designed
for walking and resident interaction.

3. Building Modification - Additions and
alterations permitted by the Esperanza
Specific Plan shall match the architectural
style of the primary unit and shall be
constructed of the same materials, details, and
colors as the primary unit.

4. Utilities - All new and existing public
utility distribution lines of 35.5kV or less
shall be subsurface throughout the planned
community.

5. Technology - All homes and businesses shall
accommodate modern telecommunications
technology (OntarioNet) for computer
internet access, phone, fax, and television.

Broadband fiber optics cable will be installed
to all the properties per the approved Fiber
Optic Master Plan.
2068
Section 6.

Development Regulations Section 6. Development Regulations

6.2 6.3

6. Transfer of Dwelling Units -The Esperanza
Specific Plan allocates a total number of
units to each Planning Area as indicated in
the “Land Use Summary” Table 2, Section
4, of the Esperanza Specific Plan. Variations
in the number and type of dwelling units
within each residential Planning Area may
occur at the time of final design of the
neighborhood depending upon the residential
product identified for development. Changes
in allocation of residential units, up to a
maximum of fifteen percent (15%), are
permitted among the residential planning
areas within the Esperanza Specific Plan,
subject to approval by the City and upon
agreement of each respective property owner/
developer, provided the total number of units
established for the Esperanza Specific Plan
area is not exceeded.

7. Best Management Practices – Development
of storm water runoff improvements, within
the Esperanza Specific Plan, shall adhere
to currently adopted Best Management
Practices (BMP’s). The Site Design BMP’s
may include but not be limited to creating
landscape strips and landscaped setback areas
that can be swaled and depressed to retain
and infiltrate irrigation water and runoff
from smaller storm events, drain rooftops
into rain gutters which would drain into an
area of porous subgrade, and depressing the
park areas to provide storm water infiltration
and water quality treatment. Common area
landscaping and parks shall be designed to
function as a series of shallow storm water
treatment basins and infiltration zones for
storm water runoff from surrounding areas
wherever moderately well draining soils exist.

Currently the City of Ontario is considering
construction of a regional storm water runoff
treatment facility for the sub-watershed area
that this project lies within. If the treatment
facility is constructed, it may satisfy the
requirement for on-site treatment control
BMP’s for the Esperanza project.

8. Maximum Number of Dwelling Units - The
maximum number of residential dwelling
units permitted within the Esperanza Specific
Plan is 1,594 1,491 unless the 10.02 acre
elementary school site is not purchased by the
Mountain View School District. Pursuant
to approval of a Specific Plan Amendment
the total permitted residential dwelling units
within the Esperanza Specific Plan area shall
be 1,640 1,652 dwelling units.

9. Agricultural Buffer - A minimum 100-foot
separation shall be required between a new
residential structure and an existing animal
feed trough, corral/pen or an existing dairy/
feed lot including manure stockpiles and
related wastewater detention basins. The 100-
foot separation requirement may be satisfied
through an off-site easement with adjacent
properties, acceptable to the Planning
Director, submitted with a final map, and
recorded prior to or concurrent with a final
map.

10. Solid Waste/Recycling - Development
within the Esperanza Specific Plan area shall
comply with City of Ontario requirements
for the provision and placement of solid waste
and recycling receptacles.

6.6ResidentialDevelopment
Standard
s

6.6.1 Residential Detached
(RD-1 through RD-6)

6.6.1.1 General
This category includes the development of
single family detached dwelling units. The
purpose of the residential standards for single
family detached housing is to establish the
minimum criteria for the development of these
product types on individual lots within the
neighborhoods specified within Esperanza.

6.6.1.2 Permitted Uses 1. Single family detached dwellings. 2. Public or private parks, recreational buildings, greenbelts, and open space.

3. Accessory uses to include the following:
a. Garages.
b. Granny Flats (i.e. Second Dwelling Units,
in accordance the City’s Development
Code.)
c. Home occupations. d. Swimming pools, spas, sports courts, and other similar outdoor recreational
amenities.
e. Patios and patio covers. f. Storage, garden structures, cabanas, and greenhouses.
g. Monument signage.
h. Model home and subdivision sales trailers;
temporary construction parking, offices,
and facilities; real estate signs, signage
indicating future development and
directional signage in accordance with the
City’s Development Code.
i. Second story additions to existing single
story dwelling units.
j. Small family child care/day care facilities
(up to 8 children), in accordance with the
City’s Development Code.

6.6.1.3 Conditionally Permitted
Uses

1. Places of worship including but not limited to
churches and synagogues.

2. Large family child/day care facilities (between
8-14 children), in accordance with the City’s
Development Code.

6.6.1.4 Temporary Uses 1. Temporary uses shall be permitted pursuant to Article 13 of the City’s Development
Code.

6.6.1.5 Free Standing Satellite Dish
/ Antennas

1. Free standing satellite dishes and/or antennas
are permitted pursuant to Article 32, Section

9.1.3289 of the City of Ontario Development
Code.

6.6.1.6 Recreational Vehicle
Storage and Parking

1. Recreational Vehicle (RV) storage is
prohibited on public and private streets and
in private alleys. RV parking on public and
private streets is limited to 72 hours.
2069
Section 6. Development Regulations Section 6. Development Regulations

6.4 6.5
PRODUCT TYPE RD-1 RD-2 RD-3 RD-4 RD-5 RD-6

LOT COVERAGE

LOT CRITERIA
MINIMUM SETBACKS (1)
Front Setbacks
Side (4)
Rear
Cottage
PA-2 & PA-6
4-Pack
Courtyard
PA-5
6-Pack/8-Pack
Courtyard
Row Townhomes
PA-2 & PA-4
50’ Wide Lots
PA-7 & PA-9
55’ Wide Lots
PA-8
40' 2-Pack
PA-10
PRODUCT TYPE RD-1 RD-2 RD-3 RD-4 RD-5 RD-6

MAXIMUM BUILDING HEIGHT

MAXIMUM BUILDING HEIGHT

PARKING

MINIMUM BUILDING SEPARATION
4-Pack
Courtyard
PA-5
6-Pack/8-Pack
Courtyard
Row Townhomes
PA-2 & PA-4
50’ Wide Lots
PA-7 & PA-9
55’ Wide Lots
PA-8
40' 2-Pack
PA-10
Cottage
PA-2 & PA-6
NOTES:

1. Architectural projections may project a maximum of 3 feet into required front, rear or side setback areas; however, in no case shall such projection be closer than 3 feet to any property line. An architectural projection is defined as an element that articulates the building elevation such as eaves, window and door pop-out surrounds, media niches, bay windows, pot shelves, chimneys, enhanced window sills, shutter details, window trim, balconies and entry gates, and other similar elements.

2. The minimum depth of a porch shall be 7 feet with a minimum clear area of 70 square feet.

3. Minimum 20’ for front facing/ garage forward design.

4. RD-3, RD-4, RD-5 and RD-6 with shared-use easement sideyards.

5. Solid masonry walls or wood fencing materials may be permitted on the front property line. Fences, walls, hedges or similar view obstructing structures or plants that reduce safe ingress or egress of vehicles or pedestrians shall not exceed three feet in height in any required front yard.

6. Walls may exceed six feet in height for noise attenuation purposes subject to an Acoustical Study and Planning Department approval.

7. All parking spaces to be within an enclosed garage (minimum 20’ x 20’ clear inside dimension) for two spaces and 10’ x 20’ for single spaces.

8. For single story homes only, the maximum lot coverage may increase up to a maximum of 60%.

Table 3
Residential Detached Site Development Standards (cont.) Table 3
Residential Detached Site Development Standards
2070
Section 6.

Development Regulations Section 6. Development Regulations

6.6 6.7

6.6.2 Residential Attached
(RD-7 and RD-8)

6.6.2.1 General
This category includes the development of
attached type residential dwelling units such as
townhomes, and other attached multi-family
products.

6.6.2.2 Permitted Uses 1. Single family attached row townhomes, motorcourt townhomes, paired homes,
condominiums, apartments, and duplexes.

2. Public or private parks, recreational buildings,
greenbelts, pocket parks, and/or open space.

3. Accessory uses to include the following: • Garages. • Home occupations in accordance with the City’s Development Code.
• Swimming pools, spas, tennis courts,
sports courts, and other similar outdoor
recreational amenities.
• Patios and patio covers. • Mailboxes. • Recreation center buildings. • Maintenance storage buildings. • Monument signage. • Model units, sales offices, and subdivision sales trailers, temporary construction
offices and facilities, real estate signs,
signage indicating future development and
directional signage in accordance with the
City’s Development Code.
• Small family child care facilities/day care
facilities, up to 8 children in accordance
with the City’s Development Code.
• Permanent Leasing Offices.

6.6.2.3 Conditionally Permitted
Uses

1. Places of worship including but not limited to
churches and synagogues.

2. Large family child care facilities/day care
facilities (8-14 children) in accordance with
the City’s Development Code.

6.6.2.4 Temporary Uses 1. Temporary uses shall be permitted pursuant to Article 13 of the City’s Development
Code.

6.6.2.5 Free Standing Satellite
Dish/Antennas

1. Free standing satellite dishes and/or antennas
are permitted pursuant to Article 32, Section

9.1.3289 of the City of Ontario Development
Code.

6.6.2.6 Recreational Vehicle
Storage and Parking

1. Recreational Vehicle (RV) storage is
prohibited on public and private streets and
in private alleys. RV parking on public and
private streets is limited to 72 hours.

6.6.2.7 Open Space 1. A minimum of 150 square feet of private open space shall be provided per dwelling unit
as follows:
a. Private open space features may include
fenced yards, patio areas, and balconies.
b. At least one-half (½) of the required open
space area must be provided at the ground
level, not including front yard setbacks,
and not more than ½ of the open space
requirement is to be satisfied by balconies
or roof decks. For the Row Townhome
product (RD-6) open space may be
satisfied by balconies for up to 33% of the
units proposed.

4-Pack and 6-Pack Typical Plotting
2071
Section 6.

Development Regulations Section 6. Development Regulations

6.8 6.9 c. Private open space located at ground level
shall have a minimum contiguous area of
one hundred and fifty (150) square feet
in area with a minimum dimension ten
(10) feet in any one direction and shall be
landscaped. Open space located on roof
decks or balconies must have a minimum
contiguous area of fifty (50) square feet in
area and a minimum dimension of five (5)
feet in any one direction.
d. Private, ground level open space on the
street side of a structure is to be suitably
screened from streets by a fence, densely
planted shrub, or combination of both.

2. A minimum of 250 square feet of common
open space shall be provided per unit as
follows:
a. Common Open space features include,
but are not limited to, landscaping, picnic
and barbecue areas, pools and spas, tennis
and sport courts, clubhouse, tot lots or
playgrounds, paseos, and trails.
b. Common open space shall have a
minimum contiguous area of three hundred
(300) square feet with no dimension less
than 15 feet in any direction.
c. All required ground level common open
spaces shall be planted with permanent
landscaping or be devoted to recreational
facilities, such as swimming pools, tennis
courts, tot lots, patios or similar open space
and/or recreational facilities.
d. Common and private open spaces are to
be permanently maintained in an orderly
fashion.
e. Parking areas, driveways or service areas
shall not be counted in the minimum open
space requirement.

Table 4
Residential Attached Site Development Standards

PRODUCT TYPE

MINIMUM BUILDING SEPARATION

BUILDING SITE COVERAGE

MAXIMUM BUILDING HEIGHT
MINIMUM SETBACKS (1)
Front
Side
Rear
• 1st floor from alley R/W for RD-7 or parcel
line for RD-8
• 2nd floor from alley R/W for RD-7 or parcel
line for RD-8
Row Townhomes
PA-1. PA-3. PA-4 & PA-11
RD-6 & RD-7
Motorcourt Townhomes
PA-1 & PA-3
2072
Section 6. Development Regulations Section 6. Development Regulations

6.10 6.11
Table 4
Residential Attached Site Development Standards (cont.) PRODUCT TYPE RD-6 & RD-7 RD-8

WALLS, FENCES, AND HEDGES
Row Townhomes
PA-1. PA-3. PA-4 & PA-11
Motorcourt Townhomes
PA-1 & PA-3
PARKING (5)
NOTES:

1. Architectural projections may project a maximum of 3 feet into required front, rear or side setback areas; however, in no case shall such projection be closer than 3 feet to any property line. An architectural projection is defined as an element that articulates the building elevation such as eaves, window and door pop-out surrounds, media niches, bay windows, pot shelves, chimneys, enhanced window sills, shutter details, window trim, balconies and entry gates, and other similar elements.

2. The minimum depth of a porch shall be 7 feet with a minimum clear area of 70 square feet.

3. Solid masonry walls or wood fencing materials may be permitted on the front property line. Fences, walls, hedges or similar view obstructing structures or plants that reduce safe ingress or egress of vehicles or pedestrians shall not exceed three feet in height in any required front yard.

4. Walls may exceed six feet in height for noise attenuation purposes subject to an Acoustical Study and Planning Department approval.

5. All parking spaces within an enclosed garage shall have a minimum 20’x20’ clear inside dimension for double spaces and 10’ x 20’ single spaces.

6.7 Landscape Standards

6.7.1 General Provisions

1. All landscape and irrigation plans for
streetscapes and graphic designs with regard
to the identity of Esperanza, neighborhood
identity or entry monuments shall conform to
the Design Guidelines and regulations as set
forth herein and shall be subject to review and
approval by the City of Ontario at the time
of Development Plan review. The form and
content of landscape plans for streets, parks,
and other common areas shall conform to the
requirements of the City’s Development Plan
application requirements.

2. The Landscape/Streetscape improvements for
the Esperanza Specific Plan shall establish a
landscape theme reminiscent of the regional
landscape character of the surrounding area.

3. The design and improvement of all parks,
including landscape and irrigation plans,
within Esperanza shall be reviewed and
approved by the City at the time of
Development Plan review and shall conform
with the requirements of the City’s Parks and
Maintenance Department.

4. Installation of landscaping and automatic
irrigation within the front yards of all
residential areas will be provided by the home
builder. At a minimum, the builder will
install turf and appropriate shrubs and trees
in the front yards of homes within residential
areas. At a minimum two trees shall be
installed, of which at least one, is a shade
tree. A variety of front yard landscape designs
shall be provided by the developer for use by
homeowners. Within multi-family residential
areas the builder shall be responsible for the
installation of full landscape improvements
within the multi-family development.

Areas not used for hardscape shall be fully
landscaped. All landscape plans shall be
reviewed and approved by the City at the time
of Development Plan review.

6.7.2 Landscape Standards

1. Landscaping within the Esperanza Specific
Plan area shall be provided in accordance
with the Design Guidelines utilizing plant
materials specified on the Plant Palette
included in Section 8, “Design Guidelines”
established for the Esperanza Specific Plan.

2. Boundary landscaping will be required
adjacent to residential areas. Landscaping
shall generally be placed along the entire
perimeter property line.

3. Landscaping and automatic irrigation
systems within the public rights of way of the
Esperanza Specific Plan area shall be installed
by the developer.

4. Freestanding perimeter walls and view fencing
shall be provided within, and at the perimeter
of the Specific Plan area as specified in the
Wall and Fence Master Plan contained
within, Section 8, “Design Guidelines.”
Such walls and fences will be constructed
concurrently with the construction of
improvements required for development of
the neighborhoods of the Specific Plan.

5. Walls and Fencing - Perimeter walls
shall be constructed in locations and of a
design consistent with the “Wall Master
Plan” and “Wall Details” Exhibits located
within Section 8, “Design Guidelines.”
Perimeter walls shall not exceed six feet
in height from finished grade. If required
for sound attenuation, perimeter walls may
exceed six feet in height, subject to the
recommendations of an acoustical study
and approval by the Planning Department.

Perimeter walls shall be constructed of either
masonry or other permanent, durable, low
maintenance material. Thematic perimeter
fencing shall be constructed of all durable
materials, which may include materials with a
wood-like appearance, or tubular steel subject
to approval by the City. In no instance
shall wooden fencing be permitted along
perimeters.

PRODUCT TYPE RD-6 & RD-7 RD-8

WALLS, FENCES, AND HEDGES
Row Townhomes
PA-1. PA-3. PA-4 & PA-11
Motorcourt Townhomes
PA-1 & PA-3
PARKING (5)
2073
Section 6.

Development Regulations Section 6. Development Regulations

6.12 6.13
Individual residential lot side and rear yard
walls and fencing shall not exceed six feet in
height from highest adjacent finished grade.

Side and rear walls may exceed six feet (6’)
in height if required by the City for sound
attenuation pursuant to the recommendations
of an Acoustical Report. Walls and fencing
within the residential front yard setback area
shall not exceed three feet in height. Side and
rear yard walls shall be of decorative masonry
construction on both sides of the wall or other
permanent low maintenance materials. Front
yard fences may be constructed of either
wood, or any other durable materials with
a wood like appearance, subject to approval
by the Planning Department. View fencing
may be of a decorative wrought iron, tubular
steel/aluminum glass panels, or other durable
material approved by the City.

6. All perimeter wall and fence materials
throughout Esperanza will be of uniform
manufacture with colors specified for the
overall design theme.

7. The developer will provide site inspection of
all construction and installation of open space
areas in accordance with City of Ontario
requirements.

8. Non-toxic vegetation shall be utilized
adjacent to all public open space areas.

6.8Signage
A Master Sign Program shall be submitted by
the developer(s) of Esperanza and approved by
the City of Ontario pursuant to Article 31 of the
City’s Development Code to address residential
project entries, residential neighborhood
identification signs, and way finding signs within
Esperanza. No project signs shall be permitted
in the public right-of-way. All other signs shall
be subject to the approval of a sign permit
pursuant to the City’s Development Code.

6.8.1 Master Sign
Program Contents
All sign programs shall address, at a minimum,
the following: 1. Permitted signs. 2. Prohibited signs. 3. The hierarchy of signage. 4. Definition of types of signs. 5. Locations and dimensions for monument signs, neighborhood identification signs, and
public facilities signs.

6. Locations and dimensions of directional
signage.

7. Provisions for size, location, and duration of
display of temporary signs.

8. Permitted sign types, styles, construction
materials, colors, and lettering styles.

9. Requirements for a sign permit application.
a. Procedures for obtaining approval of a sign
permit.
b. Procedures for amendments to the sign
program.

6.9Lighting

6.9.1 Street Lights along
Public Streets
Streetlights along public streets, within the
Esperanza Specific Plan shall be high-pressure
sodium vapor. Design of fixtures shall be
approved by the City as part of the City’s
Development Plan Review.

6.9.2 Alley Lighting Fixtures
Alley lighting fixtures shall be on sensors
for automatic nighttime lighting. Style and
specifications for alley lights shall be approved by
the City as part of the City’s Development Plan
Review.

6.9.3 Lighting within Parks,
Paseos, Tot Lots and Other
Recreational Areas
Lighting within Parks, paseos, tot lots and other
recreational areas shall be approved by the City
as part of the City’s Development Plan Review
of these facilities.

6.10ParkFurniture
Park furniture, including but not limited to,
benches, barbeques and picnic tables, shall be
approved as part of the City’s Development
Plan Review of parks, paseos and other public
gathering places.

6.11Bus Shelters
Bus shelters shall be installed in a number of
locations designated by OmniTrans and shall
be compatible with the architectural character
established at the project entries to Esperanza.

6.12Mailboxes
Within RD-3 through RD-8 Residential
Planning areas mailboxes shall be clustered and
installed in locations approved by the City as part
of the City Development Plan Review of each
resident project within Esperanza.
2074
Section 7.

Implementation

7.1 THIS PAGE WAS INTENTIONALLY LEFT BLANK.

Section 7. Implementation
The City of Ontario will adopt the Esperanza
Specific Plan by ordinance. Following approval
by the City, the Esperanza Specific Plan will
serve as the implementation tool for the NMC
Ontario Ranch General Plan as well as the
zoning for the Specific Plan area. Concurrently
with the adoption of the Specific Plan, the City
Planning Commission will also approve tentative
tract maps establishing legal residential lots
within the Esperanza Specific Plan area.

7.1Methods and
Interpretation
Development within the Esperanza Specific Plan
shall be implemented through the approval by
the City of tentative and final tract maps and
through development plans approved through
the Development Plan Review process as
established in the City of Ontario Development
Code. The implementation process described
below provides the mechanisms for review and
approval of development projects within the
Esperanza Specific Plan area.

7.2Applicability
All development proposals within the
Esperanza Specific Plan shall be subject to the
implementation procedures established herein.

Whenever the provisions and development
standards contained herein conflict with those
contained in the City of Ontario Development
Code, the provisions of the Esperanza Specific
Plan shall take precedence.

7.3Interpretation
Unless otherwise provided, any ambiguity
concerning the content or application of the
Esperanza Specific Plan shall be resolved by the
City of Ontario Planning Director (Director) or
his/her designee in a manner consistent with the
goals, policies, purpose and intent established in
this Specific Plan.

7.4Severability
If any portion of these regulations is declared
to be invalid or ineffective in whole or in part,
such decision shall not affect the validity of the
remaining portions thereof. The legislative body
hereby declares that they would have enacted
these regulations and each portion thereof
irrespective of the fact that any one or more
portions be declared invalid or ineffective.

7.5Implementation of
D
esign Guidelines
Adoption of the Esperanza Specific Plan
by the City includes adoption of the design
guidelines contained herein, which shall be the
design criteria by which development projects
within the Specific Plan area will be reviewed
during Development Plan Review. The design
guidelines are intended to be flexible in nature
while establishing basic evaluation criteria for the
review by the City of developer projects during
Development Plan Review.

Any major deviation from the design guidelines
within the Esperanza Specific Plan shall require
approval by the Planning Commission. The
determination of a major deviation from the
design guidelines shall be made by the Director.

7.6DevelopmentReview
Process

7.6.1 Subdivision Maps
Approval of tentative tract maps may occur
concurrently with the adoption of the Esperanza
Specific Plan. All tentative and final tract
maps will be reviewed and approved pursuant
to applicable provisions of the City of Ontario
Subdivision Ordinance and consistent with the
applicable provisions of Land Use, Infrastructure,
Design Guidelines, and Development
Regulations contained within the Esperanza
Specific Plan.
2075
Section 7.

Implementation Section 7. Implementation

7.2 7.3

7.6.2 Development Plan
All development projects within Esperanza
shall be subject to the Development Plan
Review Process as established in Article 8
of the City’s Development Code. Pursuant
to these provisions, the Development Plan
process constitutes a design review of project
architecture, site plans, and landscape plans.

Adoption of the Specific Plan by the City
includes adoption of the design guidelines
contained within the Specific Plan and which
provide direction for the design of development
projects within Esperanza. Where the Esperanza
Specific Plan development regulations and
design guidelines are silent, the applicable
development regulations and design guidelines
contained within the City’s Development Code
shall apply. The design guidelines are intended
to be flexible in nature while establishing basic
evaluation criteria for the review by the City of
developer projects during design review.

All development project applications shall
include a landscape and irrigation plan describing
plant materials and their growth habits, plant
size and spacing, methods of irrigation and
landscaping maintenance, site plans, architectural
elevations, floor plans, grading plans and other
requirements as specified by the City.

7.6.3 Additional Entitlement
Requirements
All entitlement applications shall prepare and
submit a Conceptual Utilities Systems Map,
Integrated Waste Management Report, and
Solid Waste Handling Plan in accordance with
requirements of the Development Application.

7.7DwellingUnit
Allocation
s
The Esperanza Land Use Plan allocates a
maximum number of dwelling units to each
residential Planning Area. Variations in number
of dwelling units, per Planning Area, may occur
at the time of final design of the Planning Area
subject to approval by the City and agreement by
affected property owners/developers, depending
upon the residential product identified for
development. Variations in allocation of units
within the Planning Areas of the Esperanza
Specific Plan are permitted provided the
increased number of dwelling units in a Planning
Area does not exceed 15% and the maximum
dwelling unit count for the entire Specific
Plan area does not exceed that established for
Esperanza. 1. Water and Sewer Technical Studies shall be prepared to study how the transfers change
the quantity and locations of sewer and water
demands and how those changes impact the
Water and Sewer Master Plan Systems and
local sewer and water systems.

2. If unit transfers result in net changes to the
overall projected water demands, then the
initializing project shall be responsible for
processing an Amendment to the Water
Master Plan as part of the entitlement process
of Implementation.

3. If unit transfers result in net changes to the
overall projected sewer demands or the sewer
demands are transferred between different
Master Plan Trunk Sewer Tributary Areas
and Specific Plan Sewer Tributary Areas, then
the initializing project shall be responsible
for processing an Amendment to the Sewer
Master Plan as part of the entitlement process
of Implementation.

7.8SpecificPlan
Modification
s and
Amendment
s

7.8.1 Minor Modifications
The following constitute minor modifications
to the Specific Plan, not requiring a Specific
Plan Amendment, and are subject to review
and approval by the Zoning Administrator. The
Zoning Administrator shall have the discretion
to refer any such request for modification to the
Planning Commission or the City Council. 1. Change in utility and/or public service provider.

2. Collector roadway alignment when the
change results in a centerline shift of less than
250 feet.

3. An increase of more than fifteen percent
(15%) in the number of units within an
individual Planning Area are subject to
approval of the City and agreement of the
property owners, provided the total number of
units for the entire Specific Plan area does not
exceed that established in the Specific Plan.

4. Adjustment of a Planning Area boundary
or acreage designated for a Planning Area
provided the total acreage of the affected
Planning Area does not increase by more than
15%.

5. Minor changes to landscape materials, wall
materials, wall alignment, entry design, and
streetscape design which are consistent with
the conceptual design set forth in the design
guidelines contained within the Specific Plan.

6. Minor changes to the design guidelines,
which are intended to be conceptual in
nature only, and are intended to be flexible in
implementation.

7. Other modifications of a similar nature to
those listed above, which are deemed minor
by the Zoning Administrator, which are in
keeping with the purpose and intent of the
approved Esperanza Specific Plan and which
are in conformance with the NMC Ontario
Ranch General Plan.

7.8.2 Reversion of Planning
Area 11 to Residential
Uses
The NMC Ontario Ranch General Plan
establishes a total residential unit allocation of
1,456 1,652 units for the Esperanza Specific
Plan. The Land Use Plan for Esperanza
designates a total of 1,410 1,491 residential
dwelling units within Planning Areas 1-10 and
reserves Planning Area 11, a 10.02 acre site, for
was not purchased and use by the Mountain
View School District (School District). of an
elementary school. In the event the School
District does not purchase Planning Area 11 for
development of an elementary school, Planning
Area 11 may revert will be converted to a
Residential – Medium Density zoning district
permitting development of a maximum of 46
161 residential dwelling units subject to approval
by the City of a Specific Plan Amendment.

On XX-XX, 2020 10-20-2020 a request for an
increase in density for Planning Area 4, from

6.26 gross DU/AC to 14.0 gross DU/AC and
an accompanying general plan amendment to
increase the density from low density residential
(2.1-5 DU/AC) to medium density residential
(11.1-25 DU/AC) was approved, which
increased the total residential allocation of 1,640
1,652 units (1,594 1,491 units if the school
remains a school). The Environmental Impact
Report prepared for the Esperanza Specific
Plan has evaluated the impacts of development
of Planning Area 11 alternatively for 46 161
residential dwelling units in conjunction with
the analysis of all other project related impacts.

Development of Planning Area 11 for residential
land uses shall be subject to all other review
and administrative and discretionary approvals
requirements required for residential land uses as
established within the Esperanza Specific Plan.
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Implementation Section 7. Implementation

7.4 7.5

7.8.3 Specific Plan
Amendments
Amendments to the Esperanza Specific
Plan may be requested by the applicant
or by the City at any time pursuant to
Section 65453(a) of the Government Code.

Amendments shall be processed pursuant to
the provisions of the Government Code for
Specific Plan Amendments. In the event the
proposed amendment requires supplemental
environmental analysis pursuant to the California
Environmental Quality Act (CEQA), the
applicant(s) are responsible for preparing the
necessary CEQA documentation.

7.9Variances
Variances and Administrative Exceptions to
the development regulations contained in
the Esperanza Specific Plan with respect to
landscaping, screening, site area, site dimensions,
yards and projects into yards, heights of
structures, distances between buildings, open
space and off-street parking and loading can be
considered pursuant to Article 10, “Variances
and Administrative Exceptions” of the City of
Ontario Development Code.

7.10ConditionalUsePermits
Uses specified as conditionally permitted uses
within Section 6, “Development Regulations, of
the Esperanza Specific Plan shall be reviewed
and approved by the City pursuant to the
requirements of Article 9, “Conditional Use
Permits.”

7.11Compliance with
Miti
gationMonitoring
P
lan
Certification of an Environmental Impact
Report (EIR) shall be required prior to approval
of the Esperanza Specific Plan. Development
within the Esperanza Specific Plan area shall
comply with all approved mitigation measures as
described in the Mitigation Monitoring Program
included as part of the Esperanza EIR.

7.12ProjectPhasing
Phasing of the Esperanza Specific Plan will meet
the following objectives: • Orderly build-out of the community based upon market and economic conditions.
• Provision of adequate infrastructure and
public facilities as determined and deemed
necessary by the City Engineer concurrent
with development of each phase.
• Protection of public health, safety and welfare. • Accommodation of continued agricultural operations within the proposed Specific Plan
area.

7.12.1 Residential Development
The phasing of residential development areas will
be determined by the developer. The development
of residential uses will be implemented through
the approval of tentative and final tract maps and
development permits for each Planning Area as
developed. Appropriate levels of infrastructure
and community facilities shall be subject to the
review and approval of the City Engineer and
shall be installed and available to serve each
subsequent phase of residential development as
it occurs.

7.12.2 Infrastructure
Backbone infrastructure to serve all areas of
Esperanza shall be installed by the developer
in accordance with the City’s adopted Master
Plan or any approved amendments to it. Infill
service mains will be installed and constructed
in phases as development proceeds and
conditioned by the City Engineer’s office to
support individual phases of development, which
may require installation of offsite infrastructure
improvements beyond a given phase boundary.

Grading and installation of infrastructure to
serve Esperanza are anticipated to be completed
in three phases. Following completion of
grading and infrastructure installation, the
developer will construct models for each product
type within each neighborhood. Phase I will
include installation of infrastructure adequate
to serve Planning Areas 5-9 located south of
Eucalyptus Avenue between Hamner Avenue
and Mill Creek Avenue. Phase II will include
installation of infrastructure adequate to serve
Planning Areas 4A and 10. Phase III will include
installation of infrastructure adequate to serve
Planning Areas 1-4B and the Neighborhood
Park. As the Specific Plan is Phased, the
following minimum criteria shall be met for each
Subdivision and Development of each Phase: 1. For Domestic Water, all the Master Plan, Regional and Local Infrastructure identified
in Section 5 and the Conceptual Domestic
Water Plan for the Water Pressure Zone
that the Phase is within shall be completed
as part of the Phase’s infrastructure
requirements. Also, any domestic water
infrastructure necessary to provide primary
looping, secondary looping, and meet all
hydraulic criteria and fire fl ow shall be
completed as part of the Phase’s infrastructure
requirements.

2. For Recycled Water, all the Master Plan,
Regional and Local Infrastructure identified
in Section 5 and the Conceptual Recycled
Water Plan for the Recycled Water Pressure
Zone that the Phase is within shall be
completed as part of the Phase’s infrastructure
requirements. Also, any recycled water
infrastructure necessary to provide primary
looping, secondary looping, and meet all
hydraulic criteria shall be completed as part of
the Phase’s infrastructure requirements.

3. For Sewer, all the Master Plan, Regional and
Local Infrastructure identified in Section
5 and the Conceptual Sewer Plan for the
Master Plan Sewer Tributary Area that the
Phase is within and upstream of shall be
completed as part of the Phase’s infrastructure
requirements. Also, any sewer infrastructure
necessary to meet all hydraulic criteria shall be
completed as part of the Phase’s infrastructure
requirements.

7.12.4 Parks
Following issuance of Certificates of Occupancy
for no more than 50% of the total dwelling units
within Esperanza, Park 1, the Neighborhood
Park, will be developed. The timing for
installation of infrastructure and utilities and the
provision of public services will be determined as
part of the City’s approval of tentative maps or
development plans. Facilities will be constructed
and services made available in a timely manner
as development progresses. Pocket Park 2 will
be developed at the time of issuance of 50% of
Certificates of Occupancy for Planning Area 5.

Pocket Park 3 will be developed at the time of
build-out of Planning Areas 6 and 7 combined.

Pocket Park 4 will be developed at the time of
issuance of 50% of Certificates of Occupancy
for Planning Areas 8 and 9. Pocket Park 5 will
be developed at the time of issuance of 50% of
Certificates of Occupancy for Planning Area 10.

7.12.4 Community Facilities
and Services
The timing for installation of community
facilities and payment of impact fees for public
improvements and services for the Esperanza
Specific Plan will be determined as part of
the City’s approval of tentative tract maps in
accordance with the provisions of the existing
City development impact fee ordinances.

Community facilities such as bike trails will be
developed in conjunction with construction of
the public street improvements.

7.13Appeals
Appeals from any determination of the City
Planning Director, Zoning Administrator or
the Planning Commission, may be made by the
applicant or any other aggrieved party filing an
application on forms provided by the City of
Ontario and accompanied by the appropriate
filing fee, where applicable, within ten (10) days
following the final date of action for which
an appeal is made. Appeals shall be processed
consistent with the provisions of Article 5,
“Appeals” of the City of Ontario Development
Code.
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Implementation Section 7. Implementation

7.6 7.7

7.14ProjectFinancing
The financing of construction, operation, and
maintenance of public improvements and
facilities (the “facilities”), and public services
will include funding through a combination of
financing mechanisms. Final determination
as to the facilities to be constructed and as to
maintenance responsibilities, whether publicly
or privately maintained, will be made prior
to recordation of final maps. In order for the
project to be fiscally self sufficient, the following
financing options can be considered for
implementation:

7.14.1 Facilities and Services • Private capital investment for the construction of facilities.
• Community Facilities District (CFD)
established pursuant to the Mello-Roos
Community Facilities District Act of 1982, or
other special district, to provide funding for
the construction of a variety of public facilities
and the provision of public services.

7.14.2 Operation and Maintenance • By individual private property owner. • By private property owners or Home Owners Association (HOA).
• By Community Facilities District (CFD)
established pursuant to the Mello-Roos
Community Facilities District Act of 1982, or
other special district.

City Council approval is a prerequisite for the
implementation and establishment of any and
all special district-financing mechanisms. The
use of the Mello-Roos Community Facilities
District Act of 1982 (the “Act”) to finance public
facilities and services will be at the City’s sole
discretion. Moreover, the use of the Act must
be consistent with the City’s adopted goals and
policies concerning the use of the Act.

7.15Maintenance Responsibilitie
s
The public and private improvements constructed
within Esperanza will be maintained through
a combination of public and private entities as
described below and in Table 5.

7.15.1 Public Maintenance 1. All streets and sidewalks serving residential product areas RD–1 through RD–6 single
family detached or attached residential will
be dedicated as public streets to the City of
Ontario and will be maintained by the City.

2. Landscape improvements within the
public right-of-way of Master Plan streets,
neighborhood edges, community and
neighborhood entries, and public street lights
within Esperanza shall be maintained through
a landscape and lighting district or other
special maintenance district established by
the City for the New Model Colony Ontario
Ranch.

3. All on site water, sewer, and storm drain
facilities that meet public improvement design
criteria within the public streets or easements
dedicated to the City shall be constructed by
the developer and, upon acceptance, shall be
maintained by the City.

4. Offsite infrastructure improvements such as
water, sewer and storm drain facilities will be
maintained by the City. The City intends to
participate in a Regional Water Quality Basin.

In the event permanent on site basins are
developed within Esperanza as an alternative
to a regional water quality basin, such facilities
shall be maintained by the HOA.

5. NPDES facilities within public streets and/
or easements. Operation and Maintenance
(O&M) requirements for all NPDES storm
water runoff source control and treatment
control Best Management Practices (BMP’s)
shall be identified in the approved Water
Quality Management Plan for the project. An
O&M Plan shall be created to ensure ongoing
long-term maintenance of all structural and
non-structure BMP’s.

7.15.2 Homeowner Association
A Homeowner Association will be established
for the maintenance of common area landscape
improvements within residential areas of
Esperanza. Improvements to be maintained by
the Homeowner Association include:

Designated private alleys and adjacent
landscaping. • Designated private streets and landscaping.

During the course of maintenance of public
utilities within public streets, private streets,
private drive aisles, or alleys, the City will
restore the streets to City standards for trench
backfill, pavement repair, and hardscape
or landscape, as applicable. Restoration of
any enhancements above and beyond City
standards, including but not limited to
architectural paving, hardscape and landscape
enhancements shall be the responsibility of
the HOA or other entity maintaining those
enhancements.
• Courts, parkways and landscaping within the
residential areas.
• Parkways of Interior Local Streets including
sidewalks, landscaping and street lights as
well as common areas distinct to individual
residential types and neighborhoods.
• Maintenance of interior local streets including
landscaping and associated architectural
monument elements required to restore these
areas to their condition as originally installed.
• Internal slopes fronting streets and slope areas
in the rear of homes.
• All internal open spaces, parks, and common
areas.
• NPDES facilities within private streets and/
or common areas.
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7.8 NOTES:
(1) Only those facilities in public roads and/or easements, including restoration work following public street repair.

City CFD
Private
Homeowners
Association
(HOA)
Private
Homeowner
Utility
Entity
●●●
●
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●
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●
●
●
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●
●
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●
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●
●
City CFD
Private
Homeowners
Association
(HOA)
Private
Homeowner
Utility
Entity
●●●
●
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●
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●
●
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Table 5
Maintenance Responsibilities
Section 8. DDessiggn Guidelliness

8.1Introduction
On a sunny morning in the fall of 1882, George
Chaffey stands on a mesa between the floodwater
washes of Cucamonga Canyon to the east and
San Antonio Canyon on the west, gazing at the
country directly in front of him lying at the foot
of snow-capped Old Baldy, beneath the Sierra
Madre Mountain Range. Having little capital,
George would rely on his powers of leadership
and vision and, at that moment, would throw
his heart and soul into the new colonizing
movement sweeping Southern California. With
help of his brother William and surveyor J. C.

Dunlap, he would purchase 6,218 acres and
design what would become the “City of Ontario,”
named after his former home in Ontario,
Canada. His vision of a model colony featured
the first reclamation irrigation system, abundant
electricity power and a beautiful parkway that
captured the imagination and interest of people
throughout the world. His vision was one of
hope for a great community. “Esperanza,” which
means “hope” in Spanish and accurately describes
the original vision intended for the “new”
Ontario.

Ontario is a thriving city today, although the
orchards and packing houses have since given
way to new landmarks such as Ontario Mills,
Ontario Convention Center and Ontario
International Airport. Hundreds of new
businesses have discovered that Ontario is “The
Gateway” to Southern California, conveniently
located 35 miles east of Los Angeles, and easily
accessible to I-10, I-15 and I-60 freeways.

Ontario spans nearly 28,000 square miles,
with a population of over 168,000, and is one
of Southern California’s fastest growing cities.

Ontario’s sun-belt mild weather and 312 days
of sunshine, allows you to enjoy the many
parks as well as the nearby mountains, beaches,
and deserts. The world-class Empire Lakes
Golf Course, designed by Arnold Palmer, will
challenge the avid golfer. The wine aficionados
will love sampling California’s finest at Galleano
Winery, Joseph Filippi Winery, and Vineyards.

8.2Design Guidelines for
Architectura
lCharacter
Architectural design should provide for high
quality neighborhoods. • Residential project design should consider the total context of the site with the incorporation
of appropriate scale and proportions of
building massing and details.
• The use of transitional spaces between
common and private areas such as entry
courtyards, private patios, low walls, and
porches is encouraged.
• The variation of both front and rear building
setbacks should be implemented to create
visual variety.
• The variation of garage placement on adjacent
lots is encouraged to provide a more diverse
street scene.
• Residential structures should be varied in
massing and articulation to provide visual
interest.
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8.2 8.3
Neighborhoods should be sustained over time. • Architectural design themes should reflect historic Southern California styles.
• The use of natural indigenous building
materials and colors is encouraged.
• Structures should incorporate genuine
architectural details and decorative features.
• Architectural design should relate to human
scale.
• The location of doors and windows should
consider indoor/outdoor relationships to
create intimate and secure spaces.
• Architectural designs should create a cohesive
community without dominating the overall
street scene.

Building design should be sensitive to climatic
conditions and context. • Building elevations should consider sun orientation by including shaded and sheltered
areas.
• Variation of architectural designs should
include methods of protection from inclement
weather.
• Residential structures should be compatible
with, and responsive to, the environmental
setting.
• Building designs should incorporate spaces
that encourage outdoor use to take advantage
of temperate climatic conditions.

Architectural design should incorporate
materials and techniques that are cost effective. • The use of building materials should reflect the implementation of efficient construction
methods.
• Building elevations should include compatible
window and doors sizes that create a
consistent design theme.
• Construction techniques should incorporate
the use of standard components and
dimensions.

Varied floor plans and elevations in single-family
detached residential architectural packages
should be incorporated as follows:

Reverse elevations and floor plans are considered
as a separate elevation and floor plan. Reverse
floor plans and elevations are considered as a
separate floor plan and/or elevation for purposes
of implementing the table below.

Diversity is a fundamental guiding principle at
Esperanza. This ensures that neighborhoods are
varied and that blanket uniformity is avoided.

Builders are required to produce a minimum of
two styles for a 3-plan design program, and three
styles for a 4-plan or more design program.
11-252
26-503
51-753
76-1004
Over 100
4; +1 additional floor plan with 4
elevations for each additional 50
units exceeding 100
Number of
Dwelling
Units
Number of Differing Floor Plans
and Elevations
5-10 As required by Planning
Commission

8.3ArchitecturalContext
The original model colony of Ontario has a
rich agricultural legacy of farming including
citrus orchards, grape vineyards and alfalfa
fields. Typical of Southern California farming
communities, Ontario has a variety of traditional
architectural styles. Western European and
East Coast architectural details and forms
were incorporated into the farm houses and
local styles evolved from Country French
and Tuscan styles and new interpretations of
Monterey, Traditional, Craftsman and Ranch
styles were erected. Architectural styles,
elements and massing were reinvented utilizing
available indigenous building materials. Plan
designs and elements such as window sizes
and proportions were modified to address local
climatic conditions which were warmer and drier.

Materials were plaster, stucco and siding with
brick, stone or other masonry accent materials.

The sunny Southern California climate allowed
year round use of outdoor spaces and inspired
covered porches and balconies.

Southern California was also influenced by
Spanish architectural styles brought to the region
by Spanish settlers and missionaries. These
homes were well suited for the temperate climate
of Southern California. The architectural theme
for Esperanza is based upon these historical
styles found in Ontario and the architectural
styles have been selected in order to be reflective
of older neighborhoods of historic Ontario.

Each architectural style outlined in these
guidelines should be detailed with elements
that represent the authentic character of that
particular style.

Together the styles should be designed to create
a neighborhood character that will be sustainable
over time. Each home should contribute to the
architectural character of the neighborhood.

Design elements such as porches, recessed
windows, architectural details and accents,
alternate garage configurations / orientations,
covered balconies, and articulated elevations are
encouraged to enhance individual homes and to
promote the overall neighborhood character.

8.3.1 Residential Design
Objectives
• Interpret architectural styles that are authentic
and reflect the historical character of the
region.
• Emphasize styles of architecture that are
compatible, yet vary enough to create interest
and diversity.
• Create visually interesting neighborhood
streets by varying elevation and floor plan
plotting.
• Utilize authentic materials and colors that
reinforce the overall design theme.
• Emphasize front elevations that relate
strongly to the street and contribute to the
livability of that realm.
• Provide alternative garage configurations.

The Esperanza Design Guidelines are to be
used as a tool to ensure the character and design
quality anticipated for the Community. The
Guidelines express objectives and approaches
rather than formulas and standards, allowing
certain architectural creativity and flexibility. The
images and sketches illustrated in the Guidelines
are intended to be conceptual in nature and are
to be used as general visual aids in understanding
the basic architectural design intent of
Esperanza. They are not meant to depict specific
floor plans or architectural elevations.
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8.4 8.5
These Guidelines are organized into the
following sections: • Architectural Styles • Massing Principles • Materials & Detailing • Home Types • Landscape Design

8.3.2 Architectural Styles
The architectural character within each
neighborhood shall consist of complementary
traditional architectural styles. The materials and
colors of these home styles shall complement the
overall neighborhood design.

Architectural styles within each neighborhood
and product area within each neighborhood
should be compatible with one another and
blend with the character of each neighborhood.

Within cluster court style residential products,
a consistent architectural style shall be used
throughout the individual cluster.

Acceptable architectural styles within Esperanza
include: • Country French • Tuscany • Monterey • Spanish Colonial • Craftsman • Traditional • Western Ranch The styles selected share similar design attributes
and have been selected in response to the
following considerations: • They have a historic relevance to the region. • They are compatible and complementary. • They can be interpreted in a variety of ways. • They are generally accepted by the market. • They can be constructed using current building materials and methods.

Note: Additional styles proposed by the homebuilder
must be submitted to, and approved by, the City
of Ontario. Builders may submit home designs
using alternative architectural styles that
meet the design objectives of the specific plan,
provided they are appropriate to the region and
compatible with the character of Esperanza.

8.3.2.1 Country French
History and Character:

French Country architectural style is based
upon early American interpretations of French
Medieval architecture that made their way across
the United States from the Mississippi regions
around the turn of the century. Usually taking
the form of larger manor homes and estates,
this architectural style was adapted to fit smaller
rural homes. The French Country style conveys a
romantic and picturesque architecture. American
interpretations include houses with simple forms
with steeply-pitched roofs.

Massing: • Simple massing with asymmetrical forms and
gable roofs.

General Materials: • Stucco finished walls. • Deep recessed accents. • Vertical windows. • Simple detailing. • Stucco or masonry chimneys. • Decorative chimney caps. • Carriage garage doors or roll-up doors with a variety of panel patterns to reflect
architectural style. Country French
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8.6 8.7
Roof Materials and Forms: • Small dormers. • Steep roof forms with multiple pitches. • Gable roof forms, accented with flared roof treatments.
• Large, simple roof planes. • Gable end venting
in various styles.
• Rooflines may extend below window. • Extended roof overhangs. • Flat concrete tile to simulate slate materials. • Round silo type towers.

Detail Elements: • Decorative shutters. • Wood balcony railings. • Deep recessed windows. • Multi-paned windows. • Quoin at corners, windows or doors.

8.3.2.2 Tuscany
History and Character:

Tuscan-inspired homes began appearing at the
turn of the 20th Century in Southern California
as an interpretation of the picturesque movement
in art where the architecture was less formalized
and more responsive to the natural environs.

Arranged building forms of predominantly
stucco and stone with tile roofs reflecting the
architectural styles of Northern Italy took root in
informal plan arrangements and massing.

Massing: • Simple massing with assembled forms and
varied roof forms.

General Materials: • Stucco finished walls and columns. • Large, simple roof planes. • Extended roof overhangs. • Wood posts or masonry columns. • Simple stucco chimneys. • Decorative columns accents. • Simple wrought iron, metal railings and details.
• Shutters as occasional accent. • Deep recessed openings. • Covered patios /porches.

Roof Materials and Forms: • Tile hipped roofs. • Low-pitched roofs. • Stucco eave details or wood corbeled rafter tails.
• Gable end roof vents with decorative stucco
accents.
• Gables and appropriate hip roofs. • Shallow sloped, concrete ‘S’ tile roofs.

Detail Elements: • Barrel/S-Tile roof. • Varied stucco finish. • Shallow pitch roof. • Exposed rafter tails. • Arched openings. • Recessed windows. • Wrought iron accents below windows. • Vertical proportioned or arched windows. • Balconies opened or roofed. • Decorative brackets below roof overhangs.

Tuscany
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8.8 8.9

8.3.2.3 Monterey
History and Character:

The Monterey style is a combination of Spanish
construction methods and the basic two-story
Eastern Colonial house. The wooden second
story enabled single story Spanish Adobe homes
to be developed as two story homes. Cantilevered
balcony elements defined the front of the house
which originally used adobe wall construction.

Exposed rafters, gable or hipped roof, simple
wood posts and side chimneys that anchor one
end of the house, accompany the balcony as
Monterey design elements.

Massing: • Simple, straightforward rectangular or “L”
shaped building forms.
• Cantilevered balcony and covered colonnades.

General Materials: • Stucco on first level. • Siding on second floor. • Use of brick or stone on first level. • Shutter accents. • Wood or stucco trim. • Brick and siding used to accent stucco forms.

Roof Materials and Forms: • Flat concrete tile. • Simple forms with low pitch. • Gable forms are predominant. (Long gable roof )
• Tight rake ends. • Extended eaves with exposed rafter tails.

Detail Elements: • Wood balcony railing. • Recessed windows, single hung. • Wood corbels. • Accent shutters. • Cantilevered second floor porch.

Monterey
2083
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8.10 8.11

8.3.2.4 Spanish Colonial
History and Character:

Spanish Colonial homes are an adaptation of the
Mission Revival style, reflecting features such as
strong form and mass, plain wall surfaces, and
tile roofs. The Spanish Colonial style is often
characterized by a semi-formal plan arrangement
such as a courtyard design.

Massing: • Simple massing and forms and varied roof
forms.

General Materials: • Stucco finished walls. • Wood / stucco columns. • Decorative stucco chimneys. • Round arches. • Decorative columns and trim. • Ornate wrought iron railing and accents. • Wood shutter accents. • Thick walls. • Deep recessed openings. • Stucco or tile details at gable ends.

Roof Materials and Forms: • Low-pitched roofs, with minimal overhang. • Tight rake ends. • Extended eaves with exposed rafter tails. • Gables and hip roofs typical. • Shallow sloped, concrete ‘S’ tile roofs.

Detail Elements: • S-Tile roof. • Arched window/door openings. • Recessed window. • Ornamental wrought iron details. • Vertical proportioned windows. • Wrought iron window. Grilles on windows.

Spanish Colonial
2084
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8.12 8.13

8.3.2.5 Craftsman
History and Character:

The Craftsman style home evolved from the
late 19th century American Arts and Crafts
movement. These moderately detailed buildings
are characterized by the use of handcrafted
architectural elements and details. Broad open
porches, low sloping roofs, deep overhangs,
multiple gables, trellis features, oversized
first floor windows, expressive trim, rafters,
brackets, and wood columns with masonry bases
characterize the Craftsman style.

Massing: • Horizontal proportions simple massing often
asymmetrical at the second level.

General Materials: • Simple roof lines with wide projecting gables. • Covered entry and roofed porches. • Deep, broad porch elements. • Expressive structural elements such as rafters, posts, and columns.
• Use of wood, stone or brick at porch columns
typical.
• A mixture of materials such as stucco, stone,
brick and shingle siding.
• Asymmetrical window and door
compositions.

Roof Materials and Forms: • Predominantly low-pitched gabled roofs, occasional hipped or shed roofs.
• Shallow-pitched roofs with deep overhangs. • Roof dormers. • Flat concrete tile or architectural grade asphalt shingle.
• Variation of the gable roof (i.e.: cross gable).

Detail Elements: • Large gables • Low pitch roofs with flat concrete tile. • Windows with accent mullions. • Exposed rafters and outlookers, triangular knee brace.
• Decorative gable vent detail. • Decorative porch supports and railings. • Transomed Windows.

Craftsman
2085
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8.14 8.15

8.3.2.6 Traditional
History and Character:

The Traditional style is based on classical design
principles established the American Colonial
period and interpreted or blended with the
Prairie and Bungalow regional styles. Massing
is horizontal in appearance with vertical
proportioned windows and door surrounds. Front
porches are common. The houses are composed
of simple forms with centered entry elements
over the front door.

Massing: • Simple, symmetrical massing. • Typical two story rectangular masses with added one-story elements such as
porches forming more complex building
configurations.

General Materials: • Symmetrical and asymmetrical composition of doors and windows are common.
• Simple classical details such as columns. • Siding or stucco with brick veneer accents. • Front porches with wood columns and railings.
• Porches that extend length of the front
elevation.
• Stone and brick veneer.

Roof Materials and Forms: • Medium roof pitch with pitched roof dormer. • Shallow roof pitch used over the porch. • Flat concrete roof tile. • Dormers reinforce symmetrical elevations. • Bay windows and shed roofed elements added to simple building forms.
• Cupolas, weather vanes and other decorative
roof ornamentations.

Detail Elements: • Symmetrical or centered entry feature. • Shutters accented with color. • Columns at entries and porches. • Roof dormers. • Stooped porches.

Traditional
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8.16 8.17

8.3.2.7 Western Ranch
History and Character:

The Western Ranch style is reminiscent of
the early ranchers and farmers of Southern
California. The Ranch Style evolved regionally
in response to available building materials and
environmental considerations. The distinctive
porch covered terrace elements are a natural
response to the temperate Southern California
climate. Ranch style homes utilized simplified
architectural details inspired by Spanish Colonial,
Colonial and Monterey architecture.

Massing:
• Simple horizontal massing and rectilinear
forms.

General Materials:
• Stucco, board and batten, and horizontal
siding.
• Porches along front and rear elevations with a
shallow roof break.
• Decorative shutters at windows.
• Wood window trim surrounds.
• Simple column and railing detailing.
• Substantial (8” x 8” min.) wood columns.

Roof Materials and Forms:
• Horizontal gable roofs with medium pitch
and deep overhangs.
• Porches with shallow roof pitch.
• Gabled dormers.

Detail Elements:
• Corbeled wood columns.
• Heavy rafter elements.
• Simple accent shutters.
• Minimum 8” x 8” wood posts.

Western Ranch
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8.18 8.19

8.4MassingPrinciples
This section provides suggestions for creating
neighborhoods and street scenes that have a
variety of building forms that are proportionate
to a human-scale and inviting to the pedestrian.

General Elements:

The general elements of building massing
include: • Front Articulation. • Rear Articulation. • Garage Placement. • Roof Form. • Balconies and Projections. • Building Offsets/Variable Setbacks.

Objectives: • Incorporate single-story elements. • Avoid large flat two-story walls. • Minimize two-story dominance on street scene, sidewalks and open spaces.
• Vary building setbacks along the street. • Minimize visual impact of garages.

8.4.1 Front Articulation
Intent:

The front elevation of the home is an important
element in creating a quality community at
Esperanza. Close attention will be placed on the
elevations and how they address the streetscene.

Emphasis on location and entry designs, living
areas and garages will provide a special street
appeal. Emphasis on a variety of building
massing will create a diverse street scene.

Guidelines: • Building massing should reflect the
architectural style.
• Massing elements should project enough to
avoid elevations that appear to be “tacked on.”
• Building details such as doors and windows
should be in proportion to the overall
massing.
• Building form is encouraged to reflect the
interior uses of the home.
• Front elevations for two-story homes should
incorporate a single-story element.
• Recessed two-story elements should create
human-scale buildings.
• All homes should have at least two plane
variations (excluding the garage) in front
elevation massing.

8.4.2 Rear Articulation
Intent:

Special attention shall be given to the design of
those dwellings adjacent to, or in close proximity
of, major community roadways, common
areas, open spaces, or entry features. Whether
viewed from distant or close range, massing
requirements will be implemented to ensure
positive community character in these conditions.

Generally, repetitious elements such as similar
building profiles and continuous gable ends are
to be avoided.

Guidelines: • Architectural massing and articulation should be consistent with the style of the home.
• Plans shall incorporate projections and/or
offsets that extend from the main wall lane.
• Vertical and horizontal plane breaks are
encouraged.
• Homes directly adjacent to arterial roadways,
collector roads, entry drives, common
areas, and open spaces should be given
particular attention in their rear articulation,
contributing positively to these edges.

8.5GaragePlacement
Intent:

The configuration, location and orientation of the
garage on the lot are integral design elements,
both for the composition of the home and its
contribution to the streetscene. Deemphasizing
the garage is important in order to maintain
the overall community design. Emphasizing the
living areas of the home as they address the street
will achieve this goal.

Placing living areas forward promotes social
interaction and facilitates ‘eyes on the street’ for
neighborhood security, while at the same time
establishing neighborhood orientation to the
pedestrian instead of the automobile.

Guidelines: • Garage door patterns should vary among
elevation types and reinforce the architectural
theme of the home.
• Standard 3-car garage configurations are
discouraged.

8.5.1 Garage Treatments
The home and the yard rather than the garage
must be the primary emphasis of the elevation as
seen from the street. Each plan shall incorporate
one of the garage design techniques listed below
and each parcel shall include at least two of these
techniques to reduce the emphasis on the garage;
and therefore, enhance the variable massing of
the streetscene.

8.5.1.1 Shallow Recessed Garages
Setting the garage back a minimum of three feet
in relationship to the front of the house/ or porch
is intended to reduce the overall visual mass of
the garage. The number of homes with shallow
recess garage configurations shall be limited to
25% of the total number of units in each builder
package.

8.5.1.2 Mid or Deep Recessed
Garages
Setting the garage back to the middle or rear
of the lot. This design treatment is intended to
expose more living space areas toward the street,
further reducing the visual impact of the garage
along the street.

8.5.1.3 Alley Loaded
The use of the alleyways locates garages off a
main loop road and creates a more traditional
streetscene, with the fronts of the houses facing
the street.

8.5.1.4 Split Garage
This treatment de-emphasizes the garage by
reducing the length of the continuous door.

Typically a one car garage and a one or two car
garage are split to provide a variation in the
appearance of the home. The single car garage
elements in this split condition may option into
living space that further enhances the streetscene
by replacing the garage door with windows.

8.5.1.5 Tandem Garage
This garage layout de-emphasizes the third
garage by concealing it behind a standard twocar garage condition. The tandem space is located so that it may option into living space. The two
car garage is typically either shallow or deeply
recessed into the lot and incorporated into the
architecture of the home.

8.5.1.6 Setbacks
A varied setback is encouraged along the street
frontage. Refrain from strict compliance to the
minimum garage setback so as not to contribute
to a repetitious and monotonous appearance
along the street.

Where garages are adjacent to one another at
common property lines, a two-foot minimum
difference in setbacks shall occur.
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8.20 8.21

8.6Accessory Structures
Intent:

Accessory structures should be designed to
reinforce the architectural style of the primary
residence.

Guidelines: • Detached structures, such as casitas, pool cabanas and guest quarters associated with
the single-family lot shall be designed to
match the style, detail, roof material/pitch and
massing criteria of the primary home.
• Detached garages, storage buildings and
outdoor sheds should incorporate design
features, materials and colors compatible with
the primary home.

8.7RoofForm/Pitch
Intent: • Roof form is another important design
element as it relates to the character of the
community, observed from both the external
edges and inside the neighborhood.
• Variety of roof form along streets creates a
positive visual edge.
• Appropriate massing of roof forms helps to
create human scale architecture to the street.

Guidelines: • Roof forms/pitch should reinforce the
architectural style of the homes.
• Roofs shall be composed of a series of simple
roof forms.
• Primary roof forms should be gable or hip
designs.
• Roofs shall vary in massing along street scene
and open spaces.
• Changes in the primary roof (ridge)
orientation are encouraged.
• Flat roof elements should be minimized
and incorporated only if appropriate to the
architectural style.

8.8BalconiesAnd
Projection
s
Intent:

As part of the overall design of a two-story
dwelling, balconies and projections provide
relief and interest at the second story. Balcony
projections shall be consistent with the
architectural character of the home. Additionally,
these elements create ideal outdoor spaces.

8.9BuildingOffsets/
Variab
le Setbacks
Intent:

Quality neighborhood design orients the
‘living’ areas of the home towards the street. To
encourage this orientation, alternative setbacks
are allowed for living areas as measured from the
back of walk.

The development standards for each planning
area/home type including building setbacks
are established by the Esperanza Specific Plan.

Additionally, building offsets or variable setbacks
for both living and garages are encouraged to
create variety in street scenes.

Guidelines: • Setbacks shall be appropriate and
proportionate to the housing type and lot size.
• Front setback should be varied along the
street. A front offset of a minimum of two
feet (2’) is encouraged between the front walls
of adjacent homes.
• Edge conditions such as homes backing to
collector roads and back-to-back homes
should incorporate variable rear setbacks to
create variety.

8.10Materials andDetails
Architectural materials and detailing are central
elements to creating quality communities.

Appropriate focus should be given to the
architectural details and the design of the details
and architectural elements of the home.

General Elements:

The general elements comprising the materials
and details of a building are: • Wall Materials/Finishes. • Doors and Windows. • Roofing Materials and Slope. • Fascias, Eaves and Rakes. • Accent Materials. • Exterior Colors.

8.10.1 Wall Materials/Finishes
Approved Materials: • Board and batten siding. • Cement plank siding. • Stucco. • Exposed masonry walls (brick, slump block, etc.)
• Stone, brick, brick veneers (accent materials).

Approved Finishes: • Stucco finishes appropriate to the architectural style of the home.
• Smooth or sand finishes are encouraged.

Heavy or Spanish Lace stucco finishes are
prohibited.

Guidelines: • Building materials should reflect the
architectural style of the home.
• Siding materials should be wrapped beyond
front elevations and should terminate at an
inside corner or extend to the location of the
lateral fence.
• Masonry elements and accents should reflect
building forms and not appear as an applied
veneer.
• Footings shall be exposed no higher than six
inches (6”) above finished grade.

8.10.2 Accent Materials
Accent materials promote individuality in each
home and ensure diverse character within the
neighborhood. Accents can be used to reinforce
the architectural theme of the home.

Guidelines: • Accent materials should complement the
overall color and style of the home.
• Accent materials shall terminate at inside
corners and be wrapped to coincide with an
architectural element.
• Accent materials may terminate at location of
the lateral fence or at logical end.
• Architectural trim applied to all elevations
should be consistent with front elevation of
the home.

8.10.3 Doors and Windows
The design and detail of the doors and windows
on a home reinforce the architectural style and
are key elements in the composition of the
exterior elevation of the home.
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8.22 8.23
Guidelines: • Door designs shall be consistent with the architectural style of the home.
• Doors should be protected by porch elements
or recessed entries.
• Garage and entry door design shall be
appropriate to the style of the home.
• Maximum garage door height shall be eight
feet (8’).
• Garage doors should be recessed a minimum
of twelve inches (12”) from building plane.
• Alignment and proportions of windows shall
be appropriate to the architectural style of the
home.
• All windows (including garage door windows)
are to be consistent with the architectural
style of the home.
• Divided light windows are encouraged in
keeping with the architectural style.
• Highly reflective glazing is not permitted. • Window details such as shutters, trim surrounds, window boxes and window
recesses are encouraged in keeping with the
architectural style.

8.10.4 Roofing Materials and
Details
Roofing materials as well as roof forms, pitch and
design details are integral elements that reinforce
the intended architectural style of the home.

Proposed roofs should be reflective of the
architectural style of the home.

Attention should be given to address the context
of the roof of each home relative to the adjacent
homes along the street.

Approved Roofing Materials:
(Subject to compatibility with the intended
architectural style) • Concrete tile (flat or curved profile) • Clay tile • Slate • High profile composition shingle (3-Dimensional)
Prohibited Roof Materials: • Wood Shake • Wood Shingle • Low Profile Asphalt Composition • Corrugated Metal Guidelines: • Roof materials and roof pitches need to be selected to reinforce the architectural style.
• Standing seam metal roofs painted in
non-reflective neutral colors are allowed in
appropriate architectural styles.
• Avoid repetition in continuous gable-ends
and similar ridge heights.
• Skylights are not allowed on the sloped roofs
of the front elevations of the building.

8.10.5 Roof Options

8.10.5.1Eaves, Fascias and Rakes
Guidelines: • Eave, fascia and rake proportions are to be appropriate to the architectural style.
• Larger eave overhangs provide opportunities
for shading and should be used in appropriate
architectural styles.
• Exposed rafter tails shall be a minimum of
four inches (4”) in thickness.
• Wood fascias and rafters shall be painted or
stained to reinforce the style of the home.
• Attention shall be given to rake return detail.

8.10.5.2Color
Intent:

Home colors are important to establishing a
blended community at Esperanza, yet they
should give the impression that each home was
designed on its own.

Appropriate color selections make each home
unique, but still look natural and in place in the
neighborhood context.

Guidelines: • Diversity of color is encouraged. • Color shall contribute to distinguishing the overall architectural style of the home.
• Colors should reflect the natural hues found
in Southern California.
• Color and hue variation in adjacent homes
shall be provided to create neighborhood
diversity.

8.10.6 Additional Design
Elements
Intent:

Design elements that are utilitarian in nature
should be designed as integral features that
support the intended architectural style.

Guidelines: • Exposed gutters and downspouts shall match roof or wall color.
• Faux copper patina is acceptable. • Rooftop mechanical equipment is prohibited. • Air conditioning/heating equipment shall be screened from the street and neighboring
views and shall be ground mounted.
• Pool, spa, and water softening equipment
shall be screened from neighboring views.
• Meters shall be screened from public view to
the extent possible.

8.11HomeTypes
A variety of housing types, utilizing an
architectural program composed of detached and
attached housing, are offered at Esperanza. This
diversity ensures a range of choices and a mix of
homes within each neighborhood. Residences
ranging from attached row townhomes and
motorcourt townhome/condominiums to alley
loaded and traditional single family homes along
with innovative home types such as “two-pack”
homes and courtyard homes, shall be articulated
in traditional architectural styles. Providing a
variety of housing programs allows homeowners
the opportunity to move-up within the
community as their lifestyles and needs change
over time.

All project sites shall be designed to meet all the
Integrated Waste Department’s requirements,
including the requirements for Sizing of Storage,
Locations of Collection Area, Accessibility for
Collection Vehicles and Collection of Sorted/
Diverted Waste Types.

The following pages provide graphic and
written information that describes the general
appearance of each anticipated home type. Future
homebuilders within Esperanza should use these
descriptive pages as a guide when designing
the home type designated for the appropriate
planning area.
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8.24 8.25
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8.26 8.27

8.11.1 Row Townhomes
Building setbacks per Ontario Esperanza Specific Plan
* Images suggest concept

CONCEPTUAL FRONT ELEVATIONS

CONCEPTUAL REAR ELEVATIONS
Row Townhomes (2-Story)
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8.28 8.29
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25’
MIN
10’
MIN

CONCEPTUAL FRONT ELEVATIONS

CONCEPTUAL REAR ELEVATIONS
Row Townhomes (3-Story)
2093
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8.30 8.31

8.11.2 Cottage Single Family Homes
Cottage Single Family Homes
2094
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8.32 8.33

8.11.3 Motorcourt Homes
Motorcourt Townhomes
2095
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8.34 8.35

8.11.4 6-Pack Courtyard Single Family Homes
6-Pack Courtyard
Single Family Homes
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8.36 8.37

8.11.5 4-Pack Courtyard Single Family Homes
4-Pack Courtyard
Single Family Homes
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8.38 8.39

8.11.6 50 Foot Wide Lots (40’ Wide Homes)
50 FOOT WIDE LOTS
50 FOOT (40’ WIDE HOMES) WIDE LOTS
(40’ WIDE HOMES)
50 Foot Wide Lots
(40' Wide Homes)
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8.40 8.41

8.11.7 55 Foot Wide Lots (45’ Wide Homes)
55 FOOT WIDE LOTS
(45’ WIDE HOMES) 55 FOOT WIDE LOTS
(45’ WIDE HOMES)
55 Foot Wide Lots
(45' Wide Homes)
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8.42 8.43

8.11.8 2-Pack Single Family Homes
2-Pack
Single Family Homes
2100
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8.44 8.45

8.12Design Guidelines for
Land
scapeArchitectural
Character
Careful consideration has been given to the
design of the community landscape architectural
character for the Ontario Esperanza Specific
Plan. The following design guidelines are
organized to help define the basic landscape
design principles for the Ontario Esperanza
Specific Plan. Observing these guidelines will
help to assure the “design vision” and integrity of
this planned community.

All landscape plans, streetscape plans, and
graphic designs with regard to community
identity, neighborhood identity, or entry
monumentation shall conform to the guidelines
as set forth herein, and shall be subject to review
and approval by the City of Ontario.

The “Conceptual Landscape Master Plan,”
Exhibit 30 on the next page shows the perimeter
streetscape design, Community entries and
monumentation, neighborhood park and
mini parks, pedestrian greenbelts, and general
landscape features of the Ontario Esperanza
Specific Plan area.

8.12.1 Perimeter Streetscape
Design
Streetscape design guidelines establish a
hierarchy for the landscape development along
the surrounding roadways, as well as establishing
a framework for consistency of design. Three
major arterial roadways surround the Ontario
Esperanza Specific Plan area: Hamner Avenue
to the West, Bellegrave Avenue to the North,
and Mill Creek Avenue to the East. Landscape
easements associated with these roadways have
been defined, as noted in the City of Ontario
Ontario Ranch General Plan.

Landscape development surrounding this
community will help to set the character, while
maintaining consistency with the City of
Ontario’s pedestrian pathway system illustrated
in the Trails and Bikeways section of the Ontario
Ranch General Plan. The following section
discusses the streetscapes for the Esperanza
Specific Plan area. Exhibit 31, “Streetscapes
Legend” provides a guide to the location of the
streetscapes discussed below.

8.12.2 Hamner Avenue
Hamner Avenue streetscape shall include the
following: • A landscaped parkway (15' wide min.) with a row of street trees (24” Box min.) along both
sides of the street.
• A 5’ wide sidewalk along west side of the
street.
• A 14’ wide landscaped median with a single
row of street trees.
• A landscape easement (neighborhood edge)
of 45’ taken from face of curb to perimeter
wall.
• Background trees and shrub masses planted
in series of layers (foreground, midground,
background) to help define borders and plant
groupings while combining interesting foliage
textures and color.
• Monumentation as shown in Exhibit 30,
“Conceptual Landscape Master Plan.”
• Refer to Exhibit 32, “Hamner Avenue”
section for streetscape illustration.”
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8.46 8.47
PA 11
PA 11
N
N
Exhibit 30
Conceptual Landscape Master Plan
Exhibit 31
Streetscapes Legend
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8.48 8.49

8.12.3 Bellegrave Avenue
Bellegrave Avenue streetscape shall include the
following:
• A 5 foot wide lineal sidewalk and a 7 foot
wide landscaped parkway along north side of
the street.
• A landscape easement (neighborhood edge)
of 35’ taken from face of curb to perimeter
wall on both sides of the street.
• Background trees and shrub masses planted
in series of layers (foreground, midground,
background) to help define borders and plant
groupings while combining interesting foliage
textures and color.
• Monumentation as shown in the Conceptual
Landscape Master Plan, Exhibit 30,
“Conceptual Landscape Master Plan.”
• Refer to Exhibit 33, “Bellegrave Avenue”
section below for streetscape illustration.
• Additional landscaping requirements for
well sites along Bellegrave Avenue may
include: landscape screening, earth berming
or combination of both to screen undesirable
views from public.

8.12.4 Mill Creek Avenue
Mill Creek Avenue streetscape shall include the
following:
• A 12 foot wide landscaped parkway on
the west with an additional 23’ landscape
easement include a single row of street trees
(24” Box min.) along both sides of the street.

The east side of Mill Creek Avenue includes
a 12 foot wide landscaped parkway with an
additional 50’ Southern California Edison
(SCE) easement taken from back of improved
street right-of-way.
• Provide drought tolerant large shrub (max.
15’) and drought tolerant landscaping within
the SCE easement.
• Background trees and shrub masses planted
in series of layers (foreground, midground,
background) to help define borders and plant
groupings while combining interesting foliage
textures and color.
• Monumentation as shown in Exhibit 30,
“Conceptual Landscape Master Plan.”
• Refer to Exhibit 34, “Mill Creek Avenue” and
Exhibit 35 “Mill Creek Avenue at the SCE
Corridor” for streetscape illustration.”
Exhibit 32
Milliken Hamner Avenue
2103
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8.50 8.51 Exhibit 33
Bellegrave Avenue
Exhibit 34
Mill Creek Avenue
2104
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8.52 8.53

8.12.5 Interior Streetscape Design
Streetscape design within the interior of the
Ontario Esperanza Specific Plan community
shall be consistent in character with the
perimeter streetscapes and should help to
promote pedestrian circulation into the
“Community Core.”
Where interior streetscapes interface with
neighborhood/mini parks and open space, special
consideration should be taken to integrate
pedestrian circulation into these areas via a
streetside pedestrian system that links city
sidewalks to active walking trails and open space
uses. This is especially important within the
multi-family/high density residential planning
areas.

Two interior roadways bring residents into the
“Community Core,” Eucalyptus Avenue, running
East/West, and “Street A” that intersects with
Eucalyptus Avenue, running North/South.

8.12.6 Eucalyptus Avenue
Eucalyptus Avenue streetscape shall include the
following: • A 7 foot wide landscaped parkway with a
single row of street trees (24” Box min.) along
both sides of the street.
• A 5’ wide concrete sidewalk with a 7’ wide
decomposed granite multi-purpose trail.
• A 7 foot wide Class II striped on-street
bicycle trail within the right of way on both
sides of the street.
• A landscape easement (neighborhood edge)
of 35’ taken from face of curb to perimeter
wall on both sides of the street.
• Background trees and shrub masses planted
in series of layers (foreground, midground,
background) to help define borders and plant
groupings while combining interesting foliage
textures and color.
• Monumentation as shown in Exhibit 30,
“Conceptual Landscape Master Plan.”
• Refer to Exhibit 36, “Eucalyptus Avenue”
section for streetscape illustration.

8.12.7 “A” Street
“A” Street streetscape shall include the following: • A landscaped parkway (7’ wide minimum) with a single row of street trees (24” box
minimum) along both sides of the street.
• A 5’ sidewalk separated from the street by a 7
foot wide landscaped parkway on both sides
of the street.
• A landscaped buffer of 6’ to 10’ taken from
the back of sidewalk to the perimeter wall on
both sides of the street.
• Background trees and shrub masses planted
in a series of layers (foreground, midground
and background) to help define borders and
plant groupings while combining interesting
textures and colors.
• Monumentation as shown in Exhibit 30,
“Conceptual Landscape Master Plan.”
• Refer to Exhibit 37, “A Street” section for
streetscape illustration.

Exhibit 35
Mill Creek Avenue at the SCE Corridor
2105
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8.54 8.55 Exhibit 37
"A" Street
Exhibit 36
Eucalyptus Avenue
2106
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8.56 8.57

8.12.8 Local Streets, Private
Alleys, and Private
Neighborhood Streets
Local Streets
Local Street streetscapes shall include the
following: • A landscaped parkway (7’ wide minimum)
with a single row of street trees, 24” box
minimum, along both sides of the street.
• A 5’ wide sidewalk on both sides of the street. • A 5’ wide minimum planter area from sideyard wall to back of sidewalk along reverse
frontage conditions.
• Refer to Exhibit 38, “Local Street and Culde-Sac” for streetscape illustration.

Private Neighborhood Streets
Private Neighborhood streets shall include the
following: • A landscaped parkway (7’ wide minimum)
with a single row of street trees, 24” box
minimum, along both sides of the street.
• A 4’ wide sidewalk on both sides of the street. • A 7’ wide minimum planter area from sideyard wall to back of sidewalk along reverse
frontage conditions.
• Refer to Exhibit 39, “Private Neighborhood
Street Section” for streetscape illustration.

Private Alleys
Private Alleys shall include a 5’ wide landscaped
area on both sides of the alley when the paved
area is a maximum of 20’ in width. Landscaping
will be provided as appropriate in areas of less
than 5’ in width depending upon the final design
of the private alley. Refer to Exhibit 40, “Private
Alleys” for illustration.

Exhibit 38
Local Street and Cul-de-Sac
2107
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8.58 8.59 Exhibit 39
Private Neighborhood Street Section
Exhibit 40
Private Alleys
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8.60 8.61

8.14.1 Primary Community Entry
and Monumentation
The Primary Community Entry and
Monumentation shall include the following:
• Freestanding curved monument walls at each
corner with highlighted pedestrian portal.
• Identification field for potential sign lettering
placement.
• Architectural concrete caps, trim, and bases
to help delineate architectural detailing and
veneer material used.
• Use of “real” veneer materials instead faux
concrete veneers.
• Use of large specimen native trees to anchor
each side of entry drive at site entry.
• Seasonal perennial flowering to allow for
seasonal flowering interest throughout the
year.
• Enhanced pedestrian paving at street crossing
and at monument location as approved by the
City Engineer.
• Accent trees and shrub masses planted in
series of layers (foreground, midground,
background) to help define borders and plant
groupings while combining interesting foliage
textures and color.
• Accent lighting of landscape/monumentation.
• Handicapped ramps designed to City
standards.
• Refer to Exhibit 30, “Conceptual Landscape
Master Plan” and Exhibits 41-43, “Primary
Community Entry and Monumentation”
and, “Primary Community Entry and
Monumentation – Hamner Avenue,
and, “Primary Community Entry and
Monumentation – Mill Creek Avenue” for
detailed conceptual illustration.

8.14.2 Secondary Community
Entry and Monumentation
The Secondary Community Entry and
Monumentation shall include the following:
• Freestanding curved walls at each corner with
anchoring entry pilaster.
• Identification field for potential sign lettering
placement on enhanced perimeter corner cut
wall.
• Architectural concrete caps, trim, and bases
to help delineate architectural detailing and
veneer material used
• Enhancement of corner cut wall and use of
accent pilasters to balance each side.
• Use of “real” veneer materials instead faux
concrete veneers.
• Use of large specimen native trees to anchor
each side of entry drive at site entry.
• Seasonal perennial flowering to allow for
seasonal flowering interest throughout the
year.
• Enhanced pedestrian paving at street crossing
and at monument location as approved by the
City Engineer.
• Accent trees and shrub masses planted in
series of layers (foreground, midground,
background) to help define borders and plant
groupings while combining interesting foliage
textures and color.
• Accent lighting of landscape/monumentation.
• Handicapped ramps designed to City
standards.
• Refer to Exhibit 30, “Conceptual Landscape
Master Plan” and Exhibit 44, “Secondary
Community Entry and Monumentation
Elevation/Plan” for detailed conceptual
illustration.

8.13 City of Ontario
“Gateway” Monument
At the corner of Hamner Avenue and Bellegrave
Avenue, a city “Gateway” monument will be
located. Special consideration should be made
to integrate the perimeter landscaping along
Hamner and Bellegrave Avenue into the final
monument design and landscape character. The
City of Ontario is currently developing the
“Gateway” monument program for the Ontario
Ranch. Additional coordination with the City of
Ontario will be needed prior to developing this
area.

8.14 Entries and
Monumentation
Monumentation occurs throughout the Ontario
Esperanza Specific Plan community and is
designed to establish a basic hierarchy for
entering each area of the community. Along the
perimeter edges there are several entry points
into the community. At key entries a landscape
and monumentation program will be utilized to
help identify the community as well as convey
a “welcoming” feeling for both vehicular and
pedestrian traffic. Inspired by the local historical
village of “Guasti,” home of the Italian Vineyard
Company, the project monuments for Ontario
Esperanza embody some of the character of
this Ontario icon, through the use of similar
materials, architectural styles/detailing and
landscaping.

Three basic monument treatments are
used to set the hierarchy of the entries and
monumentation: the Primary Community
Entry and Monumentation, the Secondary
Community Entry and Monumentation, and the
Neighborhood Entry and Monumentation.
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8.62 8.63

8.14.3 Neighborhood Entry
and Monumentation
Neighborhood entries and monumentation
should occur on interior corner entries within the
Ontario Esperanza Specific Plan Community.

These entries should be used to help continue
the landscape character theme to the “core”
of the community. Each neighborhood built
within the project will have the opportunity to
identify their individual project character while
providing the basic design features of the other
monuments. Refer to The Neighborhood Entry
and Monumentation shall include the following: • Freestanding large entry pilaster set within the landscaped parkway. This pilaster should
embody the same character as that of the
Primary Community Entry Monument
portal, but is reduced in scale to create a
“pedestrian gateway” into each neighborhood.

Project identification plaque or icon can be
located at this pilaster
• Identification field for potential sign lettering
placement on enhanced perimeter corner cut
wall.
• Architectural concrete caps, trim, and bases
to help delineate architectural detailing and
veneer material used.
• Enhancement of corner cut wall and use of
accent pilasters to anchor each side.
• Use of “real” veneer materials instead faux
concrete veneers.
• Seasonal perennial flowering to allow for
seasonal flowering interest throughout the
year.
• Enhanced pedestrian paving at street crossing
and at monument location as approved by the
City Engineer.
• Accent trees and shrub masses planted in
series of layers (foreground, midground,
background) to help define borders and plant
groupings while combining interesting foliage
textures and color.
• Accent lighting of landscape/monumentation. • Handicapped ramps designed to City standards.
• Refer to Exhibit 30, “Conceptual Landscape
Master Plan” and Exhibit 45, “Neighborhood
Entry and Monumentation” for detailed
conceptual illustration.

Exhibit 42
Primary Community Entry and Monumentation – Hamner Avenue Exhibit 41 Primary Community Entry and Monumentation
Developer to verify with City Engineering
Development that the Entry Portal Gateway
will be permitted within the City ROW.
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8.64 8.65
Exhibit 43
Primary Community Entry and Monumentation – Mill Creek Avenue Exhibit 44
Secondary Community Entry and Monumentation Elevation/Plan Developer to verify with City Engineering
Development that the Entry Portal Gateway
will be permitted within the City ROW.

Developer to verify with City Engineering
Development that the Entry Portal Gateway
will be permitted within the City ROW.
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8.66 8.67

8.15Parks andOpen Space
The Ontario Esperanza Specific Plan
Community will have a central “Community
Core” that centers on the Neighborhood Park
and the School. Exterior walkways and trails
should lead to this centralized area. Exhibit
46, “Pedestrian Circulation Plan” illustrates
the pedestrian accessibility and connectivity
throughout the Esperanza Specific Plan area.

Exhibits 47 through 50 illustrate the planning
concepts for the Neighborhood Park and MiniParks planned for the Esperanza Specific Plan area. • All project sites shall be designed to meet
all the Integrated Waste Department’s
requirements, including the requirements for
Sizing of Storage, Location of Collection
Area, Accessibility for Collection Vehicles,
and Collection of Sorted/Diverted Waste
Types.

8.15.1 The Neighborhood Park
Park 1, the Neighborhood Park, consists of the
following: • Parking - Parking shall be adequate to
accommodate daily use of the park, and
should be screened from public view using a
combination of berming and landscaping. In
addition, the parking configuration should
take into consideration alignment with
proposed neighborhood streets and provide
a minimum of (15) fifteen to (20) twenty
parking stalls (including one van accessible
handicap stall/unloading area).
• Children’s Tot Lot Play Area - A Tot Lot
will be located within close proximity to the
parking lot and Restroom Building. Play
structures and equipment should be staged to
allow for separated use based on age (2-5 yr.
and 5-12 yr.). The Tot Lot should also follow
ADA guidelines and provide access based
off of equipment selected. Play areas and
fall zones shall be constructed with synthetic
surfacing per ADA standards with wood fiber
(“Fibar”) being available as an alternative in
non-fall zone areas. Seating areas shall be
located near the Tot Lot to provide areas for
parental supervision.
• Open turf area/Barbecue Picnic Facilities
- The Neighborhood Park should provide
an open turf area and barbecue picnic
facilities scattered throughout a looped
concrete walkway system. Barbecue facilities
(minimum of 50%) should be located adjacent
to the walkway system for ADA accessibility;
the remaining percentage set in open turf
areas. Each barbecue picnic facility shall
provide a picnic table, freestanding barbecue,
and trash receptacle. These barbecue facilities
can be placed on concrete or any other ADA
acceptable surfacing. The design of the
Neighborhood Park open space should take
into account pedestrian circulation and the
linkage to the two adjacent roads as well as
the surrounding community.
• Sports Fields for unorganized play – The
open space turf area should be arranged to
accommodate two baseball/softball fields
and a soccer field overlay. Sports lighting
should be discouraged at the park. Wherever
feasible a minimum distance of 20 feet should
be provided between streets and play areas.

Sports fields will be improved in accordance
with the City’s Parks and Maintenance
Department requirements.
• Landscaping – Landscaping within the
Neighborhood Park shall harmonize with the
surrounding streetscapes. Large specimen
trees should be used within the open turf
areas to help provide shade and screening of
unwanted views. Accent trees should also be
used at pedestrian entries and around the Tot
Lot for color and seasonal interest. The park
shall be irrigated with reclaimed water by
an automated system per the City Standard
Specifications for irrigation systems.
• Lighting – Security walkway lighting
shall be provided in accordance with City
requirements and the design guidelines
contained herein.

Exhibit 45
Neighborhood Entry and Monumentation Elevation/Plan
Developer to verify with City Engineering
Development that the Entry Portal Gateway
will be permitted within the City ROW.
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8.68 8.69 • Restroom Building – A restroom building
shall be located adjacent to the tot lot in
clear view of the public streets surrounding
the park. The building should be designed
to provide separate restroom facilities for
both sexes and shall conform to ADA design
guidelines. Additional provisions for a storage
room for the City of Ontario maintenance
personnel shall also be designed (all designs
shall be submitted to the City of Ontario and
County Health Department for approval).
• Park monumentation/signage and a lockable
trash enclosure area.
• Refer to Exhibit 47, “Neighborhood Park” for
detailed conceptual illustrations.

8.15.2 Mini Parks and
Pedestrian Trails
Pedestrian circulation is highly encouraged
within the Ontario Esperanza Specific Plan
Community. Landscape easements are provided
along major roadways and are encouraged within
the neighborhood communities. • Interior walkways should be designed to provide connections to adjacent
neighborhoods as well as linking the
Neighborhood Park and School to dedicated
neighborhood edge treatments and enhanced
landscaped areas.
• Exhibit 47, shows a Neighborhood Park
example (5 Acre).”
• Enhanced paving at pedestrian connections
where pedestrian circulation crosses roadways.
• Paseos should provide strong connections
to “Community Core” (school/5 AC
neighborhood park).
• Connection of neighborhood pocket parks to
community. The pocket parks are intended
to provide minimal amenities, and should
designed with strong neighborhood “eyes-on”
approach. Pocket Parks should range between
3/4 – 1 acre in size.

Mini parks for children’s play areas may contain
the following amenities: • Paseo walkway (meandering encouraged/ ADA accessible).
• Landscaping - Landscaping shall harmonize
with the surrounding streetscapes and utilize
trees, shrubs, and groundcovers identified in
the plant matrix.
• Lighting – Pole mounted fixtures spaced at
appropriate intervals for safety and security.
• Open turf play area
The Mini Parks might contain one or more of
the following amenities: • Barbecue Picnic Facilities • Basketball/Volleyball Courts • Tot Lots • Rose Garden • Covered Picnic Structures • Seatwalls/benches • Community Garden • Refer to Exhibits 48 through 51 for detailed conceptual illustrations.

PA 11
N
Exhibit 46
Pedestrian Circulation Plan
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8.70 8.71
N
N
Exhibit 47
Neighborhood Park
Exhibit 48
Mini Park Example (Park 2)
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8.72 8.73
N
N
Exhibit 49
Mini Park Example (Park 3)
Exhibit 50
Mini Park Example (Park 4)
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8.74 8.75

8.16CommunityWalls
andFencing
Walls are a major component in achieving an
overall community theme within the Ontario
Esperanza Specific Plan. A strong cohesive
appearance is achieved through the use of
“community walls” and general overall wall
guidelines as illustrated in Exhibit 52, “Master
Walls and Fence Plan” and Exhibit 53, “Wall and
Fence Details.”
All walls that adjoin community street scenes
(major streetscapes identified under Perimeter/
Interior Streetscapes) shall be deemed
“community walls.” All wall and fencing designs
and layout shall be approved by the City of
Ontario prior to construction.

8.16.1 Community Walls
Community walls shall be decorative in nature.

Community walls shall incorporate the use of
pilasters of a design consistent with the materials
of the community walls. The location and
spacing of pilasters shall be subject to Planning
Department review and approval.

8.16.2 Solid Walls and Fencing
Solid walls shall be decorative. The use of vinyl
fencing and wood fencing is prohibited. Reverse
frontage walls and any wall return that is visible
from public view, shall be constructed of splitface block or precision block that is veneered, burnished (using color other than common gray),
plastered or stuccoed, and should complement
color scheme dictated in Ontario Esperanza
Specific Plan color palette. Decorative caps and
the use of pilasters to help enhance the perimeter
appeal of the walls are encouraged. Walls visible
from the community streets may not be made of
exposed or painted precision block or slumped
block.

8.16.3 View Fencing
If applicable, view fences should be located in the
rear yards of those properties abutting large slope
areas where the adjacent property is a minimum
of 15’ above/below the house pad. These fences
allow open views but not physical access; they
shall be 5’-6” high and made of tubular steel
or lexan glass panel construction. Areas where
view fencing occurs will be subject to review by
the City of Ontario. The use of tubular steel
view fencing shall incorporate pilasters utilizing
materials consistent with adjacent walls.

N
Exhibit 51
Mini Park Example (Park 5)
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8.76 8.77
N
Exhibit 52
Master Walls and Fence Plan
Exhibit 53
Wall and Fence Details
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8.78 8.79

8.17Outdoor Lighting
Lighting standards within the Ontario
Esperanza community shall be consistent in
style, color, and materials in order to maintain
uniformity throughout. Lighting should be
subtle, providing a soft wash of light over
illuminated objects such as monumentation.

Hierarchy shall be established by using a variety
of lighting fixtures and illumination levels based
off of lighting design intent. Lighting styles shall
tie into architectural styles and provide sufficient
illumination for the safety and well being of
the community. Preservation of “Night-Sky”
should be considered in lighting design layout
and fixture selection. Use of “cutoff ” or louvered
lamps to preserve ambiance of “Night-Sky” is
highly encouraged. Fixture locations should be
designed so that light source is not visible by
pedestrian or vehicular traffic. Frosted, louvered,
or prismatic lens should be considered where
decorative lighting fixtures are visible and part of
the aesthetic lighting program. Accent lighting
of landscape and monumentation shall be
incorporated into the following areas:

8.17.1 Entry Monument Lighting:

Avoid intensely bright or “hot” lighting of
monuments; rather, each should be lit to provide
a soft wash of light across the monument
signage. Specimen trees should be up-lit with
several fixtures into the canopy to avoid creating
dark sides of the trees.

8.17.2 Neighborhood Park/ Mini
Parks/ Walkway Lighting
Lighting of the walkways, tot lots, restroom
facility, and parking areas within the Parks should
be considered for safety and security. All planned
parking areas shall have a minimum maintained
lighting level of one-foot candle (1 F.C.) or
greater. The lighting shall be from sunset to
sunrise and be operated by a photocell. The site
plan shall be provided to the Police Department.

It shall show all buildings, parking areas,
walkways, detailed landscape areas and point-bypoint photometry calculation of required light levels. Utilization of a traditional Globe/Acorn
Post mounted light fixture should be considered
for both the park open space areas as well as
interior street lighting fixtures. Keeping with
the character of traditional materials, (like those
found in the “Model Colony” in Downtown
Ontario) this will help to create a better sense of
scale to the pedestrian. Fixtures shall be vandal
resistant, not less than (8) eight feet from ground
level. Luminaries of not less than (42”) may
be utilized to illuminate a walkway if adjacent
landscaping is of a variety which does not mature
higher than (2) two feet.

8.18LandscapeDesign

8.18.1 Public Landscapes • Landscape plantings in public areas should reflect a commitment to both developing a
“sense of place” and maintaining harmony
with the Ontario Ranch.
• Community Facilities District (CFD) areas
shall be separated with a 6” by 6” concrete
mow strip when adjacent to private property.
• A landscape architect licensed in California
shall be retained to prepare planting
and irrigation plans for all public areas.

Arrangement of plants should incorporate the
concepts of mass planting; plants should be
placed to allow them to grow to their natural
sizes and forms, and sheared hedges should be
kept to a minimum.

The plant matrix at the end of this section offers
a suggested plant palette for Ontario Esperanza;
while it is by no means all-inclusive, plantings
in public areas should draw primarily from this
palette for visual community continuity.

8.18.2 Front Yard Landscapes
Plantings in front yards may vary substantially
from the Ontario Esperanza palette, but should
retain some of the character and style of the
public plantings. No more than 25% of the
total square footage of any front yard shall be
lawn Turf shall not exceed 25% of the landscape
area in residential front yards; the balance shall
be composed of shrubs and groundcovers, with
an emphasis on drought tolerant plant species.

No more than 55% 45% of the front yard area
shall be hardscape. Turf areas shall be sized and
shaped to optimize irrigation efficiency. If turf
is used in isolated areas such as driveway strips,
subsurface irrigation or microspray heads shall
be required to avoid overspraying of these areas.

Irregular shapes that cannot be irrigated should
be avoided. • Each single-family lot shall be provided with front yard landscaping and a permanent
automatic irrigation system. At a minimum, a
seeded turf lawn, appropriate shrubs and trees
shall be provided as landscaping materials.

A variety of typical landscape designs shall
be provided for use on each lot within the
subdivision.
• Multiple family residential product areas shall
be provided with full landscape improvements
throughout the development. At a
minimum, a seeded turf lawn, appropriate
shrubs and trees, and a permanent irrigation
system shall be provided.
• Landscape and irrigation drawings for
each development shall be submitted in
conjunction with house construction plans.

The plans shall be approved by the Planning
Department and the Landscape Planning
Division prior to the issuance of building
permits.
• Areas of a lot or site which are not used for
drive entries, parking, or approved outdoor
uses shall be fully landscaped; all unpaved
areas shall be landscaped; and all future
development phase areas shall be hydroseeded.

8.18.3 Soil Testing
Soil samples shall be taken from several locations
after the completion of rough grading operations,
and a reputable soil-testing laboratory shall
perform an agronomic soils test. The test
shall assess soil fertility needs for water-wise
California native and Mediterranean plant
types. No planting shall take place until the
soil has been properly prepared based on the
recommendations of the soils testing laboratory.

Organic soils amendments shall be incorporated
as necessary to achieve a recommended
percolation rate of one inch per hour.
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8.80 8.81

8.18.4 Slope Landscaping
All manufactured and cut/fill slopes which
exceed 3’ in height shall be planted with an
effective mixture of groundcover, shrubs, trees,
and include jute matting. Such slopes shall also
be irrigated as necessary to ensure germination
and establishment. Landscape slopes shall not
exceed 3:1 or greater and shall include the
installation of jute matting. Where 2:1 landscape
slopes are unavoidable, erosion blankets shall be
installed with a 3-year durability.

8.18.5 Interior Slopes:

Residential Interior
• Interior slopes may be more ornamental in
character than exterior slopes. They may have
a somewhat broader range of plant materials
than exterior slopes, but should still be chosen
primarily from the Ontario Esperanza plant
palette and are subject to the same fuel
modification restrictions.
• All manufactured and cut/fill slopes which
exceed 3’ in height shall be planted with an
effective mixture of groundcover, shrubs,
and trees. Such slopes shall also be irrigated
as necessary to ensure germination and
establishment.

8.18.6 Streetscape Landscaping
Streetscape Development Standards • Turf grass shall only be used in areas with street side parking and shall be located
adjacent to the sidewalk or curb line. is only
permitted within streetscapes where streetside
parking is identified and recycled water is
available.
• All new plantings within the Ontario
Esperanza planned community shall draw
substantially from the Ontario Esperanza
Plant List included in this document.
• All streetscape landscaping within the
Ontario Esperanza planned community
will be implemented by the Developer in
accordance with this Specific Plan.
• The Developer shall install all primary and
secondary improvements concurrently with
the construction of the roadway on which
they front. Neighborhood intersections shall
be constructed as each neighborhood street is
built.
• The Developer shall provide site inspection
of all construction and installation of entries
and intersections in accordance the City of
Ontario requirements.

8.18.7 Irrigation Design
Irrigation for both public and private landscapes
should be designed to be as water-efficient
as possible. All irrigation systems shall have
automatic controllers designed to properly water
plant materials given the site’s soil conditions,
and irrigation systems for all public landscapes
shall have automatic rain shut-off devices. Drip
irrigation is not permitted with CFD landscape
areas. Spray systems shall have low volume
(gpm) matched-precipitation heads. All CFD
areas are to be controlled with a central control
irrigation system and all trees are to be irrigated
utilizing a flush grade bubbler system on a
separate valve. All CFD areas shall be designed
to City Standard Specifications.

All irrigation products specified shall achieve an
irrigation operational distribution uniformity of
70% 65% or greater in all turf areas and 80% in
all other landscaped areas. Turf areas shall be
irrigated with equipment that has a precipitation
rate of one inch or less per hour as specified by
the manufacturer. Stream rotator heads or low
volume spray heads are acceptable for turf areas.

Use of standard spray heads shall be avoided.

Non turf shrub areas shall be irrigated with low
volume micro spray or point application devices,
where manufacturer’s specification indicates
output measured and expressed in gallons per
hour.

Table 6
Plant Matrix - Trees
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9.1 Section 8. Design GGuiddelines

8.82 Section 9.

Generall PPllan CConssisstency
California Government Code (Title 7, Division
1, Section 3, Article 8, Section 65440- 65457)
permits the adoption and administration of
Specific Plans as an implementation tool for
elements contained within a jurisdiction’s local
General Plan. Specific plans must demonstrate
consistency in regulations, guidelines, and
programs with the goals and policies set forth in
the general plan.

The Esperanza Specific Plan has been prepared
in conformance with the goals and policies of
the City of Ontario General Plan. The “City
of Ontario New Model Colony Ontario Ranch
Specific Plan Policy Matrix” which follows,
describes the manner in which the Specific Plan
complies with the General Plan.

Table 7
Plant Matrix - Shrubs
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9.2 9.3
Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A

LAND USE ELEMENT
LU-1 Balance
Goal A community that has a spectrum of housing types and price ranges that match the jobs in the City and that make it possible for people to live and work in Ontario and maintain a quality of life.

LU-1.1 Strategic Growth. We concentrate growth in strategic locations that help create place and identity, maximize available and planned infrastructure, foster the development of transit, and support the expansion of the active and multimodal transportation networks throughout the City.

X 4 and 7
Comments:

LU-1.2 Sustainable Community Strategy. We integrate state, regional, and local Sustainable Community/Smart Growth principles into the development and entitlement process. X 7 Comments:

LU-1.3 Adequate Capacity. We require adequate infrastructure and services for all development. X 5 Comments:

The Ontario Plan 2050
Specific Plan Policy Matrix
Following are policies from the Ontario Plan 2050. The Ontario Plan establishes the direction and vision for the City of Ontario and provides a single comprehensive document to shape its future. The Ontario Plan provides for policies to accommodate change over its 30 year lifespan. The Ontario Plan consists of a six (6) part Component Framework: 1) Vision, 2) Governance Manual, 3) Policy Plan, 4) City Council Priorities, 5) Implementation, and 6) Tracking and Feedback. The following matrix is intended to determine the adequacy of the proposed Specific Plan in meeting the polices of the Ontario Plan. The checklist shall be completed and submitted with the Specific Plan application. Check if the Specific Plan fully complies or partially complies with each respective policy, or if not applicable.

THIS PAGE WAS INTENTIONALLY LEFT BLANK.

The Ontario Plan 2050 Specific Plan Policy Matrix
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9.4 9.5
Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
LU-2.4 Regulation of Nuisances. We regulate the location, concentration, and operation of potential nuisances. X 4
Comments:

LU-2.5 Regulation of Uses. We regulate the location, concentration, and operation of uses that have impacts on surrounding land uses. X 4
Comments:

LU-2.6 Infrastructure Compatibility. We require infrastructure to be aesthetically pleasing and in context with the community character. X 4, 5 and 8
Comments:

LU-2.7 Inter-jurisdictional Coordination. We maintain an ongoing liaison with ONT, Caltrans, Public Utilities Commission, the railroads, and other agencies to help minimize impacts and improve the operations and aesthetics of their facilities.

X 7
Comments:

LU-2.8 Transitional Areas. We require development in transitional areas to protect the quality of life of current residents. X 4
Comments:

LU-2.9 Methane Gas Sites. We require sensitive land uses and new uses on former dairy farms or other methane-producing sites be designed to minimize health risks. X 4 and 7 Comments:

LU-2.10 Sensitive Uses. We monitor and share information with the community about stationary and non-stationary emission sources. We encourage siting and design of facilities to minimize health and safety risks on existing and proposed sensitive uses, especially in environmental justice areas.

X 7
Comments:

LU-2.11 Context-Aware Transitions and Connections. We require new development projects and landplanning efforts to provide context-aware and appropriate transitions and connections between existing and planned neighborhoods, blocks, sites, and buildings.

X 4
Comments:

The Ontario Plan 2050 Specific Plan Policy Matrix The Ontario Plan 2050 Specific Plan Policy Matrix Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
LU-1.4 Multimodal Mobility. We require development and urban design, where appropriate, that reduces reliance on the automobile and capitalizes on active transportation, transit, electric vehicles, and multimodal transportation opportunities.

X 5
Comments:

LU-1.5 Jobs-Housing Balance. We coordinate land use, infrastructure, and transportation planning and analysis with regional, county, and other local agencies to further regional and subregional goals for jobs-housing balance.

X 4 and 7
Comments:

LU-1.6 Complete Community. We incorporate a variety of land uses and building types in our land use planning efforts that result in a complete community where residents at all stages of life, employers, workers, and visitors have a wide spectrum of choices of where they can live, work, shop and recreate within Ontario.

X 4 and 7
Comments:

LU-1.7 Revenues and Costs. We require future amendments to our Land Use Plan to be accompanied by analyses of fiscal impacts. X 7
Comments:

LU-2 Compatibility
Goal Compatibility between a wide range of uses and resultant urban patterns and forms.

LU-2.1 Land Use Decisions. We minimize adverse impacts on adjacent properties when considering land use and zoning requests. X 3 and 4
Comments:

LU-2.2 Buffers. We require new uses to provide mitigation or buffers between existing uses where potential adverse impacts could occur. Additional mitigation is required when new uses could negatively impact environmental justice areas.

X 4 and 5
Comments:

LU-2.3 Hazardous Uses. We regulate the development of industrial and similar uses that use, store, produce, or transport toxic substances, air emissions, other pollutants, or hazardous materials. X Comments: The General Plan does not designate the Esperanza Specific Plan for industrial land uses. 2122
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9.6 9.7
Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
LU-4.3 Infrastructure Timing. We require that the necessary infrastructure and services be in place prior to or concurrently with development. X 4 and 5
Comments:

LU-4.4 Shared Infrastructure. We encourage and facilitate the use of shared infrastructure (including shared or managed parking) in urban, mixed use, and transit-oriented Place Types. X 4 and 5 Comments:

LU-5 Airport Planning
Goal Integrated airport systems and facilities that minimize negative impacts to the community and maximize economic benefits.

LU-5.1 Coordination with Airport Authorities. We collaborate with FAA, Caltrans Division of Aeronautics, airport owners, neighboring jurisdictions, and other shareholders in the preparation, update, and maintenance of airport-related plans.

X
Comments: The plan is not within the airport impact zone.

LU-5.2 Airport Planning Consistency. We coordinate with airport authorities to ensure The Ontario Plan is consistent with state law, federal regulations, and/or adopted master plans, and airport land use compatibility plans for ONT and Chino Airport.

X
Comments: The plan is not within the airport impact zone.

LU-5.3 Airport Impacts. We work with agencies to maximize resources to mitigate the impacts and hazards related to airport operations – their homes. X
Comments: The plan is not within the airport impact zone.

LU-5.4 ONT Growth Forecast. We support and promote an ONT that accommodates 30 million annual passengers and 1.6 million tons of cargo per year, as long as the impacts associated with that level of operations are planned for and mitigated.

X
Comments: The plan is not within the airport impact zone.

LU-5.5 Airport Compatibility Planning for ONT. We create and maintain the Airport Land Use Compatibility Plan for ONT. X
Comments: The plan is not within the airport impact zone.

Policy Fully
Complies
Partially
Complies
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LU-3 Flexibility
Goal Staff, regulations and processes that support and allow flexible response to conditions and circumstances in order to achieve the Vision.

LU-3.1 Development Standards. We maintain clear development standards which allow flexibility to achieve our Vision and provide objective standards that ensure predictability and deliver the intended physical outcomes.

X 6 and 7
Comments:

LU-3.2 Design Incentives. We offer design incentives to help projects achieve the Vision. X 6, 7 and 8 Comments:

LU-3.3 Land Use Flexibility. We consider uses not typically permitted within a land use category if doing so improves livability, reduces vehicular trips, creates community gathering places and activity nodes, and helps create identity.

X 6 and 8
Comments:

LU-4 Phased Growth
Goal Development that provides short-term value only when the opportunity to achieve our Vision can be preserved.

LU-4.1 Commitment to Vision. We are committed to achieving our Vision but realize that it may take time and several interim steps to get there. X 4 and 7
Comments:

LU-4.2 Interim Development. We allow development in urban, mixed use, and transit-oriented Place Types that is not immediately reflective of our ultimate Vision for the Place Type, provided it can be modified or replaced when circumstances are right to support development aligned with the Place Type Vision. We will not allow development that impedes, precludes, or compromises our ability to achieve our Vision.

X
Comments: The plan does not include the development of urban, mixed use, or transit-oriented Place Types.

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H-1.4 Historical Preservation. We support the preservation and enhancement of residential structures, properties, street designs, lot configurations, and other reminders of Ontario’s past that are considered to be local historical or cultural resources.

X 3
Comments:

H-1.5 Neighborhood Identity. We strengthen neighborhood identity through creating parks and recreational outlets, sponsoring neighborhood events, and encouraging resident participation in the planning and improvement of their neighborhoods.

X 4 and 8
Comments:

H-2 Housing Supply & Diversity
Goal Diversity of types of quality housing that are affordable to a range of household income levels, accommodate changing demographics, and support and reinforce the economic sustainability of Ontario.

H-2.1 Corridor Housing. We revitalize transportation corridors by encouraging the production of higher density residential and mixed-uses that are architecturally, functionally, and aesthetically suited to corridors.

X 3 and 4
Comments:

H-2.2 Historic Downtown. We foster a vibrant historic downtown through facilitating a wide range of housing types and affordability levels for households of all ages, housing preferences, and income levels.

X
Comments: The plan does not include the development of a historic downtown.

H-2.3 Ontario Airport Metro Center. We foster a vibrant, urban, intense, and highly amenitized community in the Ontario Airport Metro Center Area through a mix of residential, entertainment, retail, and office-oriented uses.

X
Comments: The plan does not include the development of a Ontario airport metro center.

H-2.4 Ontario Ranch. We support a premier lifestyle community in the Ontario Ranch, distinguished by diverse housing, highest design quality, and cohesive and highly amenitized neighborhoods. X 4 and 8 Comments:

Policy Fully
Complies
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LU-5.6 Alternative Process. We fulfill our responsibilities and comply with state law with regard to the Alternative Process for proper airport land use compatibility planning. X Comments: The plan is not within the airport impact zone.

LU-5.7 ALUCP Consistency with Land Use Regulations. We comply with state law that requires general plans, specific plans, and all new development to be consistent with the policies and criteria set forth within an Airport Land Use Compatibility Plan for any public-use airport.

X
Comments: The plan is not within the airport impact zone.

LU-5.8 Chino Airport. We will support the creation and implementation of the Airport Land Use Compatibility Plan for Chino Airport. X
Comments: The plan is not within the airport impact zone.

HOUSING ELEMENT
H-1 Neighborhoods & Housing
Goal Stable neighborhoods of quality housing, ample community services and public facilities, well-maintained infrastructure, and public safety that foster a positive sense of identity.

H-1.1 Housing Rehabilitation. We support the rehabilitation, maintenance, and improvement of single-family, multiple-family, and mobile homes through code compliance, removal of blight where necessary, and provision of rehabilitation assistance where feasible.

X 4 and 8
Comments:

H-1.2 Neighborhood Conditions. We direct efforts to improve the long-term sustainability of neighborhoods through comprehensive planning, provision of neighborhood amenities, rehabilitation and maintenance of housing, and community building efforts.

X 4 and 8
Comments:

H-1.3 Community Amenities. We shall provide adequate public services, infrastructure, open space, parking and traffic management, pedestrian, bicycle, and equestrian routes and public safety for neighborhoods consistent with City master plans and neighborhood plans.

X 4 and 8
Comments:

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H-4 Housing Assistance
Goal Increased opportunities for low- and moderate-income households and families to afford and maintain quality ownership and rental housing opportunities, including move-up opportunities. Inclusive communities, racial equity, fair housing choice, and access to opportunity.

H-4.1 Preservation of Affordable Apartments. We strive to facilitate the preservation of the affordability of publicly assisted apartments for lower-income households through financial assistance, technical assistance, rehabilitation, and collaborative partnerships.

X
Comments:

H-4.2 Homeownership Opportunities. We increase and expand homeownership rates for lowerand moderate-income households by offering financial assistance, low-interest loans, and educational resources, and by working in collaboration with partnerships.

X 4 and 7
Comments: The plan provides a variety of homeowner ownership opportunities but does not include any affordable housing units.

H-4.3 Rental Assistance. We support the provision of rental assistance for individuals and families earning extremely low, very low, and low income with funding from the state and federal government.

X 7
Comments:

H-4.4 Mixed-income Housing. We encourage the integration of affordable housing in the Ontario Ranch, Ontario Airport Metro Center Area, and existing neighborhoods. X 4 and 7 Comments:

H-4.5 Collaborative Partnerships. We support collaborative partnerships of nonprofit organizations, affordable housing developers, major employers, and for-profit developers to produce affordable housing.

X 7
Comments:

H-4.6 Fair Housing. We further fair housing by prohibiting discrimination in the housing market, lifting barriers that restrict access to housing, and providing education, support, and enforcement services to address discriminatory practices.

X 4 and 7
Comments:

Policy Fully
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H-2.5 Housing Design. We require architectural excellence through adherence to City design guidelines, thoughtful site planning, environmentally sustainable practices, and other best practices.

X 6 and 8
Comments:

H-2.6 Infill Development. We support the revitalization of neighborhoods through the construction of higher-density residential developments on underutilized residential and commercial sites. X 3 and 4 Comments:

H-3 Governmental Regulations
Goal A City regulatory environment that balances the need for creativity and excellence in residential design, flexibility and predictability in the project approval process, and the provision of an adequate supply and prices of housing.

H-3.1 Incentives. We maintain incentive programs that can be offered to projects that provide benefits to the community such as exceptional design quality, economic advantages, environmental sustainability, or other benefits that would otherwise be unrealized.

X 7
Comments:

H-3.2 Flexible Standards. We allow flexibility in the application of residential and mixed-use development standards in order to gain benefits such as exceptional design quality, economic advantages, sustainability, or other benefits that would otherwise be unrealized.

X 6 and 8
Comments:

H-3.3 Development Review. We maintain a residential development review process that provides certainty and transparency for project stakeholders and the public, yet allows for the appropriate review to facilitate quality housing development.

X 4 and 7
Comments:

H-3.4 Financial Incentives. We consider financial incentives to facilitate and encourage the production, rehabilitation or improvement of housing, or provision of services where such activity furthers housing and community-wide goals.

X 7
Comments:

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PARKS & RECREATION ELEMENT
PR-1 Planning & Design
Goal A system of safe and accessible parks that meets the needs of the community.

PR-1.1 Access to Parks. In all new residential development areas, we strive to provide a park and/ or recreational facility within walking distance (¼ mile) of every residence and prioritize the establishment of parks in environmental justice areas that do not have adequate access to parks.

X 4 and 8
Comments:

PR-1.2 Adjacency to Schools. We examine locating parks adjacent to school sites to promote joint-use opportunities. X
Comments: The plan no longer includes plans to develop a school site.

PR-1.3 Funding. We shall seek outside, one-time sources of funding for capital improvements and reserve ongoing City funds primarily for operations and maintenance. X 7 Comments:

PR-1.4 Joint-use Opportunities. In areas where there is a need but no City recreational facility, we explore joint-use opportunities. (e.g., school sites). X 7 Comments:

PR-1.5 Acreage Standard. We strive to provide 5 acres of parkland (public and private) per 1,000 residents. X 4 and 7
Comments:

PR-1.6 Private Parks. We expect development to provide a minimum of 2 acres of developed private park space per 1,000 residents. X 4 and 7
Comments: The Project developers will participate in the development impact fee program a s required for park fees.

PR-1.7 Special Needs/Universal Design. We attempt to provide recreational opportunities at parks for people of all ages and abilities. X 7 and 8
Comments:

PR-1.8 Renovation. We examine renovating existing facilities prior to building replacement facilities. X 7 Comments:

Policy Fully
Complies
Partially
Complies
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H-5 Special Needs
Goal A full range of housing types and community services that meet the special housing needs for all individuals and families in Ontario, regardless of income level, age, or other status.

H-5.1 Senior Housing. We support the development of accessible and affordable senior housing and provide financial assistance for seniors to maintain and improve their homes. X 4 and 7 Comments: The plan does not include the development of senior housing.

H-5.2 Family Housing. We support the development of larger rental apartments that are appropriate for families with children, including, as feasible, the provision of services, recreation, and other amenities.

X
Comments:

H-5.3 Disabled People. We increase the supply of permanent, affordable, and accessible housing for people with disabilities, and provide assistance to allow them to maintain and improve their homes.

X
Comments: The plan meets all current ADA requirements but does not include any affordable housing units.

H-5.4 Homeless People. We partner with nonprofit partners to provide emergency shelters, transitional housing, permanent supportive housing, and supportive services for people who are homeless.

X
Comments: The plan does not include any emergency or homeless shelters.

H-5.5 Supportive Services. We financially support organizations, as feasible, that provide support services that meet the needs of those with special needs and further the greatest level of independence.

X
Comments:

H-5.6 Partnerships. We collaborate with nonprofit organizations, private developers, employers, government agencies, and other interested parties to develop affordable housing and provide support services.

X
Comments:

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PR-2 Programming
Goal A range of recreational programs provided by public, private, and nonprofit organizations that meet the needs of the community’s varied interests, age groups, and abilities.

PR-2.1 Participation. We program park facilities to maximize utilization and participation, while considering park size, location, and population served. X 4 and 8 Comments:

PR-2.2 Needs Assessment. We track the needs and priorities for recreational programming and look for ways to meet demand. X 7
Comments:

PR-2.3 Community Involvement. We involve the local community in planning programs for neighborhood and community park facilities. X 7
Comments:

PR-2.4 Access to Programs. We provide a range of recreational and physical exercise programs that are accessible to residents of all income levels throughout the community and prioritize establishing and maintaining equitable access for residents in environmental justice areas.

X 7
Comments:

PR-2.5 Partnerships. We partner with local and regional agencies, nonprofit organizations, and the private sector to provide a comprehensive range of recreational programs. X 7 Comments:

PR-2.6 Crime Deterrents. We promote and participate in recreational programming as part of our crime prevention effort. X 7
Comments:

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PR-1.9 Phased Development. We require parks be built in new communities before a significant proportion of residents move in. X 4 and 7
Comments:

PR-1.10 Master Plans for Individual Park Facilities. We require an individual park master plan for parks in excess of 10 acres. X
Comments: The plan does not include any parks in excess of 10 acres. The City of Ontario is the entity responsible for updating the Parks & Recreational Facilities Master Plan.

PR-1.11 Environmental Function of Parks. We require new parks to meet environmental management objectives. X 4 and 7
Comments:

PR-1.12 Trails. We promote connections between parks and local trails including those managed by other public agencies. X 4 and 7
Comments: The plan includes parks and trails that connect to Citywide planned trails.

PR-1.13 Equestrian Trails. We require the design, construction, and maintenance of equestrian trails in Rural Residential designated areas. X
Comments: The plan does not include any equestrian trails.

PR-1.14 Multi-family Residential Developments. We require that new multi-family residential developments of five or more units provide recreational facilities or open space, in addition to paying adopted impact fees.

X
Comments: The project developers will participate in the development impact fee program as required for park fees.

PR-1.15 Trail Connectivity. We strengthen and improve equestrian, bike, and multipurpose trail connections within the City and work to improve trail connections into adjacent jurisdictions. X 4 and 7 Comments: The plan includes multipurpose trails that connect to Citywide planned trails.

PR-1.16 Equestrian Master Plan. We use Homer Briggs Park as the primary focal point for the development of a Master Plan of Equestrian Trails in the Rural Residential area. X Comments: The plan does not include any equestrian trails.

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ER-1.8 Wastewater Management. We require the management of wastewater discharge and collection consistent with waste discharge requirements adopted by the Regional Water Quality Control Board.

X 3 and 5
Comments: The plan will comply with the City’s Master Plan requirements for Wastewater management.

ER-2 Solid Waste & Recycling
Goal A cost effective, integrated waste management system that meets or exceeds state and federal recycling and waste diversion mandates.

ER-2.1 Waste Diversion. We shall meet or exceed AB 939 requirements. X 3 and 5 Comments:

ER-2.2 Hazardous and Electronic Wastes. We prohibit the disposal of hazardous and electronic waste into the municipal waste stream pursuant to state law. X 3 and 5 Comments:

ER-2.3 Purchase Products Made from Recycled Materials. We purchase recycled-content products where it is cost effective. X 3 and 5
Comments:

ER-3 Energy
Goal Cost-effective and reliable energy system sustained through a combination of low impact buildings, site and neighborhood energy conservation, and diverse sources of energy generation that collectively helps to minimize the region’s carbon footprint.

ER-3.1 Conservation Strategy. We require conservation as the first strategy to be employed to meet applicable energy-saving standards. X 3 and 5
Comments:

Policy Fully
Complies
Partially
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ENVIRONMENTAL RESOURCES ELEMENT
ER-1 Water & Wasterwater
Goal A reliable and cost-effective system that permits the City to manage its diverse water resources and needs.

ER-1.1 Local Water Supply. We increase local water supplies to reduce our dependence on imported water. New and redevelopment projects are aligned with our available water supply and/or to enhance our available water supply.

X 3 and 5
Comments: The plan incorporates the City’s Master Plan for water.

ER-1.2 Matching Supply to Use. We match water supply and quality to the appropriate use. X 3 and 5 Comments:

ER-1.3 Conservation and Sustainable Water Supply. We work with regional water providers and users to conserve water and ensure sustainable local water supplies as more frequent droughts reduce long term local and regional water availability
X 3 and 5
Comments: The plan incorporates the City’s Master Plan for water.

ER-1.4 Supply-Demand Balance. We require that available water supply and demands be balanced. X 3 and 5 Comments: The plan incorporates the City’s Master Plan for water.

ER-1.5 Water Resource Management. Environmental justice areas are prioritized as we coordinate with local agencies to protect water quality, prevent pollution, address existing contamination, and remediate contaminated surface water and groundwater.

X 3 and 5
Comments: The plan incorporates the City’s Master Plan for water.

ER-1.6 Urban Run-off Quantity. We encourage the use of low impact development strategies, including green infrastructure, to intercept run-off, slow the discharge rate, increase infiltration, and ultimately reduce discharge volumes to traditional storm drain systems.

X 3 and 5
Comments:

ER-1.7 Urban Run-off Quality. We require the control and management of urban run-off, consistent with Regional Water Quality Control Board regulations. X 3 and 5 Comments: The plan will comply with the City’s Master Plan requirements for Wastewater management.

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ER-4.3 Greenhouse Gases (GHG) Emissions Reductions. We will reduce GHG emissions in accordance with regional, state, and federal regulations. X 3 and 5 Comments:

ER-4.4 Indoor Air Quality. We will comply with State Green Building Codes relative to indoor air quality. We seek funding to improve indoor air quality for households with poor indoor air quality, with priority for lower income households in environmental justice areas.

X 3 and 5
Comments:

ER-4.5 Transportation. We promote mass transit and non-motorized mobility options (walking, biking) to reduce air pollutant emissions. X 3 and 5
Comments:

ER-4.6 Particulate Matter. We support efforts to reduce particulate matter to meet State and Federal Clean Air Standards. X 3 and 5
Comments:

ER-4.7 Other Agency Collaboration. We collaborate with other agencies within the South Coast Air Basin to improve regional air quality at the emission source, with a particular focus on sources that affect environmental justice areas in Ontario.

X 3 and 5
Comments:

ER-4.8 Tree Planting. We protect healthy trees within the City and plant new trees to increase carbon sequestration and help the regional/local air quality. We expand the tree canopy in environmental justice areas to enhance air quality and reduce the “heat island” effect.

X 3 and 5
Comments:

Policy Fully
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ER-3.2 Green Development– Communities. We encourage the use of the LEED Neighborhood Development rating system, or similar mechanism, to guide the planning and development of all new communities.

X 3 and 5
Comments:

ER-3.3 Building and Site Design. We require new construction to incorporate energy efficient building and site design strategies, which could include appropriate solar orientation, maximum use of natural daylight, passive solar, and natural ventilation.

X 3 and 5
Comments:

ER-3.4 Green Development– Public Buildings. We require all new and substantially renovated City buildings in excess of 10,000 square feet achieve a LEED Silver Certification standard, as determined by the U.S. Green Building Council.

X 3 and 5
Comments:

ER-3.5 Fuel-Efficient and Alternative Energy Vehicles and Equipment. We require purchase and use vehicles and equipment that are fuel efficient and meet or surpass state emissions requirements and/or use renewable sources of energy.

X 3 and 5
Comments:

ER-3.6 Generation- Renewable Sources. We promote the use of renewable energy sources (e.g., solar, wind, biomass) in public and private sector development. X 3 and 5 Comments:

ER-4 Air Quality
Goal Improved indoor and outdoor air quality and reduced locally generated pollutant emissions.

ER-4.1 Land Use. We reduce GHG and other local pollutant emissions through compact, mixed use, and transit-oriented development and development that improves the regional jobs-housing balance. X 3 and 5 Comments:

ER-4.2 Sensitive Land Uses. We prohibit the future siting of sensitive land uses within the distances defined by the California Air Resources Board for specific source categories, without sufficient mitigation.

X 3 and 5
Comments:

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ER-5.5 Mining Operations. We prohibit future mining operations where the resource extraction activities are incompatible with existing or proposed adjacent land uses. X 3 and 5 Comments:

COMMUNITY ECONOMICS ELEMENT
CE-1 Complete Community
Goal A complete community that provides for all incomes and stages of life.

CE-1.1 Jobs-Housing Balance. We pursue improvement to the Inland Empire’s balance between jobs and housing by promoting job growth that reduces the regional economy’s reliance on outcommuting.

X
Comments:

CE-1.2 Jobs and Workforce Skills. We use our economic development resources to:

1. Attract jobs suited for the skills and education of current and future City residents;

2. Work with regional partners to provide opportunities for the labor force to improve its skills and education; and

3. Attract businesses that increase Ontario’s stake and participation in growing sectors of the regional and global economy.

X
Comments:

CE-1.3 Regional Approach to Workforce Development. We work with our partners to provide workforce training and development services throughout the region, recognizing that Ontario employers rely on workers living outside of the City.

X
Comments:

CE-1.4 Business Retention and Expansion. We continuously improve two-way communication with the Ontario business community and emphasize customer service to existing businesses as part of our competitive advantage.

X
Comments:

Policy Fully
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ER-4.9 New Localized Air Pollution Sources Near Existing Sensitive Receptors. We require new developments to conduct a Health Risk Assessment for land uses that generate more than 100 trucks per day or 40 trucks per day by trucks operating transportation refrigeration units (TRU’s) within 1,000 feet from sensitive land uses (California Health and Safety Code § 42705.5(a)(5)). If the health risk assessment determines the new development poses health hazards that increase the incremental cancer risk above the threshold established by the South Coast Air Quality Management District (AQMD), we will only approve permits upon the condition that adequate mitigation measures are proposed and implemented for potential impacts on the sensitive uses around the site and along the route within Ontario taken by the trucks to and from freeways.

We require new developments that must perform a health risk assessment to conduct additional public outreach by sending notifications in multiple languages to all residents living within 500 feet, and encourage hosting a public meeting.

X 3 and 5
Comments:

ER-5 Biological, Mineral & Agricultural Resources
Goal Protected high value habitat and farming and mineral resource extraction activities that are compatible with adjacent development.

ER-5.1 Habitat Conservation Areas. We support the protection of biological resources through the establishment, restoration, and conservation of high-quality habitat areas. X Comments: The Plan area is not within or near any habitat conservation areas.

ER-5.2 Entitlement and Permitting Process. We comply with state and federal regulations regarding protected species. X 3 and 5
Comments:

ER-5.3 Right to Farm. We support the right of existing farms to continue their operations within the Ontario Ranch. X
Comments:

ER-5.4 Transition of Farms. We protect both existing farms and sensitive uses around them as agricultural areas transition to urban uses. X 3, 4, 5, 6 and 7 Comments:

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CE-1.13 Safety and Security. We invest in public safety and communicate our successes because the perception and reality of safety and security are necessary prerequisites for private investment and economic growth.

X
Comments:

CE-2 Placemaking
Goal A City of distinctive neighborhoods, districts, corridors, and centers where people choose to be.

CE-2.1 Development Projects. We require new development and redevelopment to create unique, highquality places that add value to the community. X 6 and 8 Comments:

CE-2.2 Development Review. We require those proposing new development and redevelopment to demonstrate how their projects will create appropriately unique, functional, and sustainable places that will compete well with their competition within the region.

X 6 and 8
Comments:

CE-2.3 Interim Development. We require interim development that does not reflect the long-term Vision, be limited in scale of development so that the investment can be sufficiently amortized to make Vision-compatible redevelopment financially feasible.

X
Comments:

CE-2.4 Protection of Investment. We require that new development and redevelopment protect existing investment by providing architecture and urban design of equal or greater quality. X 6 and 8 Comments:

CE-2.5 Private Maintenance. We require adequate maintenance, upkeep, and investment in private property because proper maintenance on private property protects property values. X 7 Comments:

Policy Fully
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CE-1.5 Business Attraction. We proactively attract new and expanding businesses to Ontario in order to increase the City’s share of growing sectors of the regional and global economy. X Comments:

CE-1.6 Diversity of Housing. We collaborate with residents, housing providers, and the development community to provide housing opportunities for every stage of life; we plan for a variety of housing types and price points to encourage the development of housing supportive of our efforts to attract business in growing sectors of the community while being respectful of existing viable uses.

X 4 and 7
Comments:

CE-1.7 Retail Goods and Services. We seek to ensure a mix of retail businesses that provide the full continuum of goods and services for the community. X
Comments:

CE-1.8 Regional Attraction. We encourage the development and programming of regional, cultural, and entertainment destinations in Ontario. X
Comments:

CE-1.9 Regional Leadership. We provide leadership for public, quasi-public, and private-sector partners that help Ontario and its residents and businesses realize our goals and achieve our Vision.

X
Comments:

CE-1.10 Life-Long Education. We work with our partners who provide life-long learning to ensure that our residents and workforce have access to education at all stages of life. X Comments:

CE-1.11 Socioeconomic Trends. We continuously monitor, plan for, and respond to changing socioeconomic trends. X
Comments:

CE-1.12 Circulation. We continuously plan and improve public transit and non-vehicular circulation for the mobility of all, including those with limited or no access to private automobiles. X 4 and 7 Comments:

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CE-3.7 Programmatically Balanced Budget. We require that the annual budget include appropriations allocated in a manner to meet the goal of the programmatically balanced budget. 7 X Comments:

CE-3.8 Budget Margins. We require that the adopted budget for revenue and expenditures reflect sufficient budget margins to minimize negative impacts to City services due to economic uncertainties.
7 X
Comments:

SAFETY ELEMENT
S-1 Seismic & Geologic Hazards
Goal Minimized risk of injury, loss of life, property damage, and economic and social disruption caused by earthquake-induced and other geologic hazards.

S-1.1 Implementation of Regulations and Standards. We require that all new habitable structures be designed in accordance with the most recent California Building Code adopted by the City, including provisions regarding lateral forces and grading.

X 6 and 8
Comments:

S-1.2 Entitlement and Permitting Process. We follow state guidelines and the California Building Code to determine when development proposals must conduct geotechnical and geological investigations.

X 7
Comments:

S-1.3 Continual Update of Technical Information. We maintain up-to-date California Geological Survey seismic hazard maps. X
Comments:

S-1.4 Seismically Vulnerable Structures. We conform to state law regarding unreinforced masonry structures and coordinate with not-for-profits to facilitate seismic retrofits in environmental justice areas and for low-income households.

X
Comments:

Policy Fully
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CE-2.5 Public Maintenance. We require the establishment and operation of maintenance districts or other vehicles to fund the long-term operation and maintenance of the public realm whether on private land, in rights-of-way, or on publicly-owned property.

X 7
Comments:

CE-3 Fiscal Decision-making
Goal Decision-making deliberations that incorporate the full short-term and long-term economic and fiscal implications of proposed City Council actions.

CE-3.1 Fiscal Impact Disclosure. We require requests for City Council action to disclose the full fiscal impacts, including direct and indirect costs. X
Comments:

CE-3.2 General Plan Amendments. We require those proposing General Plan amendments to disclose reasonably foreseeable impacts through a fiscal analysis. X Comments:

CE-3.3 Long-Term Funding Disclosure. We require those requesting City support or funding for projects or programs to disclose if and how they can be continued without further City support. X Comments:

CE-3.4 Improving Fiscal Decision-Making. We periodically assess the accuracy of projections for staff time and City resources and use the assessment results to improve our fiscal decision-making process.

X
Comments:

CE-3.5 Sustainable Development. We recognize impacts to municipal finances as an element of sustainability, and we require claims of sustainability to assess fiscal impacts. X Comments:

CE-3.6 Fully Funded Liability. We require long-term liabilities, such as retiree medical benefits, employee accrued leave balances, and self-insured liability claims to be fully funded to ensure sound, long-term fiscal health.

X
Comments:

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S-2.6 Use of Flood Control Facilities. We encourage joint use of flood control facilities as open space or other types of recreational facilities. X
Comments:

S-2.7 Collaboration Between Agencies. Collaborate with the San Bernardino County Flood Control District and other state and federal agencies to maintain flood-control infrastructure to minimize flood damage.

X
Comments:

S-3 Fire & Rescue Hazards
Goal Reduced risk of death, injury, property damage and economic loss due to fires, accidents and normal everyday occurrences through prompt and capable emergency response.

S-3.1 Prevention Services. We proactively mitigate or reduce the negative effects of fire, hazardous materials release, and structural collapse by implementing the regularly adopted California Fire Code and California Building Code.

X 7
Comments:

S-3.2 Community Outreach. We provide education to local schools and community groups to promote personal and public safety. X
Comments:

S-3.3 Fire and Emergency Medical Services. We maintain sufficient fire stations, equipment and staffing to respond effectively to emergencies and meet the needs of the community and state requirements.

X
Comments:

S-3.4 Special Team Services. We maintain effective special rescue services. X Comments: The City of Ontario is the entity responsible for maintaining effective special rescue services.

S-3.5 Emergency Notifications. We maintain a public alert notification system that efficiently conveys information about imminent, developing, ongoing, and concluding emergency events to residents and visitors, working with network providers that translate information into other languages.

X
Comments:

Policy Fully
Complies
Partially
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S-2 Flood Hazards
Goal Minimized risk of injury, loss of life, property damage and economic and social disruption caused by flooding and inundation hazards.

S-2.1 Entitlement and Permitting Process. We require hydrological studies prepared by a statecertified engineer when new development is located in a 100-year or 500-year floodplain to assess the impact that the new development will have on the flooding potential of existing development down-gradient.

X 7
Comments: Per project EIR.

S-2.2 Floodplain Mapping. We require any new development partially or entirely in 100-year flood zones to provide detailed floodplain mapping for 100- and 200-year storm events as part of the development approval process.

X 7
Comments:

S-2.3 Facilities that Use Hazardous Materials. We comply with state and federal law and do not permit facilities using, storing, or otherwise involved with substantial quantities of onsite hazardous materials to be located in the 100-year flood zone or 500-year flood zone unless all standards of elevation, floodproofing, and storage have been implemented to the satisfaction of the Building Department.

X
Comments:

S-2.4 Prohibited Land Uses. We prohibit the development of new essential and critical facilities in the 100-year floodplain and discourage the development of new essential and critical facilities in the 500-year floodplain unless all standards of elevation and flood proofing demonstrate that a facility can be safe and operational during a flood event, implemented to the satisfaction of the Building Department.

X
Comments:

S-2.5 Stormwater Management. We maintain the storm drain system to convey a 100-year storm, when feasible, and encourage environmental site design practices to minimize flooding and increase groundwater recharge, including natural drainage, green infrastructure, and permeable ground surfaces.

X 5 and 7
Comments:

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S-4.4 Truck Traffic. We manage truck traffic to minimize noise impacts on sensitive land uses. X 3, 5 and 6 Comments:

S-4.5 Roadway Design. We design streets and highways to minimize noise impacts. X 3, 5 and 6 Comments:

S-4.6 Airport Noise Compatibility. We utilize information from Airport Land Use Compatibility Plans to prevent the construction of new noise-sensitive land uses within airport noise impact zones. X Comments: The plan is not within the airport impact zone.

S-4.7 Rail Noise Mitigation. We require residential and mixed use development of vibration-sensitive uses in areas within 200 feet of rail to evaluate for indoor vibration levels and mitigate any exceedances of the Federal Transit Administration vibration-annoyance criteria.

X
Comments: The plan is not within 200 feet of any rail system.

S-5 Wind-Related Hazards
Goal Minimize the risk of injury, property damage, and economic loss resulting from windstorms and wind-related hazards.

S-5.1 Dust Control Measures. We require the implementation of Best Management Practices for dust control at all excavation and grading projects. X 7
Comments:

S-5.2 Grading in High Winds. We prohibit excavation and grading during strong wind conditions, as defined by the Building Code. X 7
Comments:

S-5.3 Public Safety Power Shutoffs. We coordinate with utility companies to minimize service interruptions, such as Public Safety Power Shutoffs, before, during, and after windstorms and wind-related hazards.

X
Comments:

Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
S-3.6 Interagency Cooperation. In order to back up and supplement our capabilities to respond to emergencies, we participate in the California Fire Rescue and Mutual Aid Plan. X Comments:

S-3.7 Water Supply and System Redundancy. We monitor our water system to manage and ensure adequate firefighting water supplies. X
Comments:

S-3.8 Fire Prevention through Environmental Design. We require new development to incorporate fire prevention consideration in the design of streetscapes, sites, open spaces, and buildings. X 4, 5, 6, 7 and 8 Comments:

S-3.9 Resource Allocation. We analyze fire data to evaluate the effectiveness of our fire prevention and reduction strategies and allocate resources accordingly. X Comments:

S-4 Noise Hazards
Goal An environment where noise does not adversely affect the public’s health, safety, and welfare.

S-4.1 Noise Mitigation. We utilize the City’s Noise Ordinance, building codes, and subdivision and development codes to mitigate noise impacts. X 6, 7 and 8 Comments: Per project EIR noise study.

S-4.2 Coordination with Transportation Authorities. We collaborate with airport owners, FAA, Caltrans, SBCTA, SCAG, neighboring jurisdictions, and other transportation providers in the preparation and maintenance of, and updates to transportation-related plans to minimize noise impacts and provide appropriate mitigation measures.

X
Comments:

S-4.3 Airport Noise Mitigation. We aggressively pursue funding and utilize programs to reduce effects of aircraft noise in impacted areas of our community. X Comments: The plan is not within the airport impact zone.

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S-6.8 Mitigation and Remediation of Groundwater Contamination. We actively participate in local and regional efforts directed at both mitigating environmental exposure to contaminated groundwater and taking action to clean up contaminated groundwater once exposure occurs.

X 7
Comments:

S-6.9 Remediation of Methane. We require development to assess and mitigate the presence of methane, per regulatory standards and guidelines. X 7
Comments:

S-7 Law Enforcement
Goal Residential neighborhoods, commercial areas, and industrial districts that are kept safe through a multi-faceted approach of prevention, suppression, and community involvement in public safety.

S-7.1 Police Unit Response. We respond to calls for service in a timely manner. X Comments:

S-7.2 Community Oriented Problem Solving (C.O.P.S.). We support and maintain the mission of COPS to identify and resolve community problems. X
Comments:

S-7.3 Prevention Services. We provide crime prevention programs targeted to youth, parents, seniors, businesses, and neighborhoods. X
Comments: The City of Ontario is the entity responsible for providing crime prevention programs.

S-7.4 Crime Prevention through Environmental Design (CPTED). We require new development to incorporate CPTED in the design of streetscapes, sites, open spaces, and buildings. X 4, 6 and 8 Comments:

S-7.5 Interdepartmental Coordination. We utilize all City departments to help reduce crime and promote public safety. X
Comments:

Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
S-6 Hazardous Materials & Waste
Goal Reduced potential for hazardous materials exposure and contamination.

S-6.1 Disclosure and Notification. We enforce disclosure laws that require all users, producers, and transporters of hazardous materials and wastes to clearly identify the materials that they store, use, or transport.

X
Comments:

S-6.2 Response to Hazardous Materials Releases. We respond to hazardous materials incidents and coordinate these services with other jurisdictions. X
Comments:

S-6.3 Safer Alternatives. We minimize our use of pesticides and other hazardous materials by choosing non-toxic alternatives that do not pose a threat to the environment, especially when it could affect public park facilities and open spaces.

X 7
Comments:

S-6.4 Safe Storage and Maintenance Practices. We require that the users of hazardous materials be adequately prepared to prevent and mitigate hazardous materials releases. X Comments:

S-6.5 Location of Hazardous Material Facilities. We regulate facilities that will be involved in the production, use, storage, or disposal of hazardous materials, pursuant to federal, state, county, and local regulations, so that impacts to the environment and sensitive land uses are mitigated.

We prohibit new hazardous waste facilities in close proximity to sensitive land uses and environmental justice areas.

X
Comments:

S-6.6 Location of Sensitive Land Uses. We prohibit new sensitive land uses from locating within airport safety zones and near existing sites that use, store, or generate large quantities of hazardous materials.

X
Comments: The plan does not have any sensitive land uses.

S-6.7 Household Hazardous Waste. We support the proper disposal of household hazardous substances. X 7
Comments:

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S-8.5 Interdepartmental Coordination. We utilize all City departments to help support emergency/ disaster preparedness, response, mitigation, and recovery. X Comments: The City of Ontario is the entity responsible for interdepartmental coordination to support emergency/disaster situations.

S-8.6 Community Outreach. We provide education to the community to promote personal, family, and community emergency preparedness to both natural and human-generated hazards. X Comments: The City of Ontario is the entity responsible for providing education to the community.

S-8.7 Extreme Heat and Air Quality. We work to ensure that all community members are informed about and have access to community cooling centers and clean air centers during extreme heat events or wildfires, with a focus on serving environmental justice communities. We support the development of extreme heat emergency response policies and practices to address these critical health risks in the community.

X
Comments: The City of Ontario is the entity responsible for providing the community with information and access to situations of extreme heat and air quality conditions.

S-8.8 Regional Partnerships for Climate Adaptation. We partner with local governments in San Bernardino County, Riverside County, and Inland Southern California Climate Collaborative to develop regional climate change adaptation strategies and programs.

X
Comments: The City of Ontario is the entity responsible for local and regional partnerships for climate change adaptation strategies and programs.

S-8.9 Backup Power in Critical Facilities. We require backup power be maintained in critical facilities. We encourage backup power solutions that include renewable energy components. X Comments: The City of Ontario is the entity responsible for maintaining/providing backup power in critical facilities.

S-9 Energy Resiliency
Goal Incorporate energy efficient practices and renewable energy systems to improve air quality, comfort, and energy reliability during temporary power outages.

S-9.1 Solar Energy. We support and may incentivize the installation of residential and commercial solar panels and battery storage systems that can provide electricity during power outages. X 7 Comments: The City of Ontario is the entity responsible for supporting and incentivizing the installation and use of solar energy.

Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
S-7.6 Partnerships. We partner with other local, state, and federal law enforcement agencies and private security providers to enhance public safety services in Ontario. X Comments:

S-7.7 Resource Allocation. We analyze crime data to evaluate the effectiveness of crime prevention and reduction strategies and allocate resources accordingly. X Comments:

S-7.8 Social Services. We support behavioral health and social services as part of the public safety solution. X
Comments:

S-8 Emergency Management
Goal Disaster resilient, prepared community through effective emergency/disaster preparedness, response, mitigation, and recovery.

S-8.1 State and Federal Mandates. We maintain emergency management programs that meet the requirements of the State of California Standardized Emergency Management System (SEMS) and the National Incident Management System (NIMS).

X
Comments:

S-8.2 Emergency Management Plans. We maintain, update, and adopt the Emergency Operations Plan (EOP) and incorporate, by reference the City’s Hazard Mitigation Plan (HMP). X Comments:

S-8.3 Emergency/Disaster Training Exercises. We conduct training and exercises to prepare for and evaluate emergency/disaster response and recovery procedures. X Comments:

S-8.4 Interagency Collaboration. We maintain partnerships, including automatic aid agreements, with fire protection, police and sheriff departments, and emergency management agencies in San Bernardino and Riverside County to strengthen emergency response.

X
Comments:

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M-1.3 Agency Coordination on Roadway Improvements. We work with Caltrans, SBCTA, and others to identify, fund, and implement needed improvements to roadways when necessary. We work with neighboring jurisdictions to promote regional connectivity, access, and meet operational level of service standards at the City limits.

X
Comments:

M-1.4 Complete Streets. We work to provide a complete, balanced, context-aware, multimodal transportation network that meets the needs of all users of streets, roads, and highways, including motorists, pedestrians, bicyclists, children, persons with disabilities, seniors, movers of commercial goods, and users of public transportation. We prioritize implementation of complete streets improvements in environmental justice areas to facilitate opportunities for residents to use active transportation systems.

X 5 and 8
Comments:

M-1.5 Level of Service. Maintain a peak hour Level of Service (LOS) E or better at all intersections.

Maintain Level of Service D or better on arterial streets in the City. Develop and maintain a list of locations where LOS E or LOS F are considered acceptable and would be exempt from this level of service policy. Considerations for LOS exemption include being restricted by environmental constraints, lacking available right-of-way, deterring an increase in VMT, or degrading other modes of travel (such as bicycle or pedestrian infrastructure).

X
Comments:

M-1.6 Reduce Vehicle Miles Traveled. We will strive to reduce VMT through a combination of land use, transportation projects, travel demand management strategies, and other trip reduction measures in coordination with development projects and public capital improvement projects.

X
Comments:

Policy Fully
Complies
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S-9.2 Renewable Energy. Renovate existing city-owned facilities and plan future facilities to include renewable energy generation capacity and battery storage as part of an effort to make public facilities and services greener and more resilient to power outages.

X
Comments:

S-9.3 Energy Efficiency Retrofits. We support and may incentivize retrofits to residential and commercial buildings that improve energy efficiency and insulation from extreme temperatures, giving priority towards low-income applicants.

X
Comments:

MOBILITY ELEMENT
M-1 Roadway System
Goal A system of roadways that meets the mobility needs of a dynamic and prosperous Ontario.

M-1.1 Roadway Design and Maintenance. We require our roadways to:

1. Comply with federal, state, and local design and safety standards;

2. Meet the needs of multiple transportation modes and users;

3. Handle the capacity envisioned in the City of Ontario Master Plan of Streets and Highways;

4. Be maintained in accordance with best practices;

5. Be compatible with the streetscape and surrounding land uses; and

6. Promote the efficient flow of all modes of traffic through the implementation of intelligent transportation systems and travel demand management strategies.

X 5, 7 and 8
Comments: Per project EIR traffic study.

M-1.2 Mitigation of Impacts. We require development to mitigate its traffic impacts. X 5 Comments:

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M-3 Public Transit
Goal A public transit system that is a viable alternative to automobile travel and meets basic transportation needs of the transit-dependent.

M-3.1 Transit Partners. We maintain a proactive working partnership with transit providers to ensure that adequate public transit service is available, cost-efficient, and convenient, particularly for residents in environmental justice areas.

X
Comments:

M-3.2 Alternative Transit Facilities at New Development. We require new development adjacent to an existing or planned transit stop to contribute to the creation of transit facilities, such as bus shelters, transit bays and turnouts, and bicycle facilities, such as secure storage areas.

X
Comments:

M-3.3 Transit-Oriented Development. We may provide additional development-related incentives to those inherent in the Land Use Plan for projects that promote transit use and reduce vehicle miles traveled.

X 4, 5, and 8
Comments:

M-3.4 Bus Rapid Transit (BRT) Corridors. We work with regional transit agencies to implement BRT service and reduce vehicle miles traveled by targeting destinations and corridors with the highest number of potential riders.

X
Comments:

M-3.5 Light Rail. We support extension of the Metro Rail Gold Line to Ontario, and will work to secure station locations at the proposed multimodal transit center. X Comments: The plan is not within proximity of a light rail station location.

M-3.6 Metrolink Expansion. We advocate expansion of Metrolink service to include the Downtown and the multimodal transit center. X
Comments: The plan is not within proximity of a multimodal transit center or Downtown.

M-3.7 High Speed Rail. We encourage the development of high-speed rail systems that would enhance regional mobility in Southern California and serve the City of Ontario. X Comments: The plan is not within proximity of the high speed rail system.

Policy Fully
Complies
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M-2 Active Transportation
Goal A system of trails and corridors that facilitate and encourage active modes of transportation.

M-2.1 Active Transportation. We maintain our Active Transportation Master Plan to create a comprehensive system of on- and off-street bikeways and pedestrian facilities that are safe, comfortable, and accessible and connect residential areas, businesses, schools, parks, and other key destination points.

X 5 and 8
Comments:

M-2.2 Bicycle System. We provide off-street multipurpose trails and Class II bikeways as our preferred paths of travel and use the Class III for connectivity in constrained circumstances. When truck routes and bicycle facilities share a right-of-way, we prefer Class I or Class IV bicycle facilities.

We require new development to include bicycle facilities, such as bicycle parking and secure storage areas.

X 5 and 8
Comments:

M-2.3 Pedestrian Walkways. We require streets to include sidewalks and visible crosswalks at major intersections where necessary to promote safe and comfortable mobility between residential areas, businesses, schools, parks, recreation areas, and other key destination points.

X 5 and 8
Comments:

M-2.4 Network Opportunities. We use public rights-of-way and easements such as, utility easements, levees, drainage corridors, road rights-of-way, medians, and other potential options to maintain and expand our bicycle and pedestrian network. In urban, mixed- use, and transit-oriented Place Types, we encourage the use of underutilized public and private spaces to expand our public realm and improve pedestrian and bicycle connectivity.

X 5 and 8
Comments:

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M-4.2 Regional Participation. We work with regional and subregional transportation agencies and adjacent cities to plan and implement goods movement strategies, including regional truck routes, plans and projects that improve mobility, support the efficient movement of goods, and minimize negative environmental impacts.

X
Comments:

M-4.3 Railroad Grade Separations. We eliminate at-grade rail crossings identified on Exhibit M-01, Roadway Classifications. X
Comments: The plan is not within proximity of a railroad.

M-4.4 Environmental Considerations. We support both local and regional efforts to reduce/ eliminate the negative environmental impacts of goods movement through the planning and implementation of truck routing and the development of a plan to evaluate the future needs of clean fueling/recharging and electrified truck parking.

X 5 and 7
Comments:

M-4.5 Air Cargo. We support and promote a ONT airport that accommodates 1.6 million tons of cargo per year, as long as the impacts associated with that level of operations are planned for and mitigated.

X
Comments: The plan is not within proximity of the ONT airport.

M-5 Regional Transportation
Goal A proactive leadership role in helping identify and facilitate implementation of strategies that address regional transportation challenges.

M-5.1 Regional Leadership. We maintain a leadership role to help identify and implement potential solutions to long-term regional transportation problems. X Comments:

M-5.2 Land Use Compatibility with Regional Transportation Facilities. We work with ONT, railroads, Caltrans, SBCTA, and other transportation agencies to minimize impacts. X Comments:

Policy Fully
Complies
Partially
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M-3.8 Feeder Systems. We work with regional transit agencies to secure convenient feeder service from the Metrolink station and the proposed multimodal transit center to employment centers in Ontario.

X
Comments:

M-3.9 Ontario Airport Metro Center Circulator. We will explore development of a convenient mobility system, including but not limited to shuttle service, people mover, and shared car system, for the Ontario Airport Metro Center.

X
Comments: The plan is not within proximity of the Ontario Airport.

M-3.10 Multimodal Transportation Center. We intend to ensure the development of a multimodal transportation center near ONT airport to serve as a transit hub with amenities for transit riders, pedestrians, and bicyclists transitioning to local buses, BRT, the Gold Line, high-speed rail, the proposed Ontario Airport Metro Center Circulator, and other future transit modes. We support locations for the multimodal transportation center that are north of ONT airport, between Vineyard Avenue and Interstate 15.

X
Comments: The plan is not within proximity of the ONT airport.

M-3.11 Transit and Community Facilities. We require the future development of community-wide serving facilities to be sited in transit-ready areas that can be served and made accessible by public transit. Conversely, we plan (and coordinate with other transit agencies to plan) future transit routes to serve existing community facilities.

X
Comments:

M-4 Goods Movement
Goal An efficient flow of goods through the City that maximizes economic benefits and minimizes negative impacts.

M-4.1 Truck Routes. We designate and maintain a network of City truck routes that provide for the safe and efficient transport of goods while minimizing negative impacts on local circulation and noise-sensitive land uses, as shown on Exhibit M-04, Truck Routes. We will minimize conflicts on truck routes through the design and implementation of buffers between travel lanes and pedestrian and bicycle facilities on designated truck routes.

X
Comments:

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CD-2 Design Quality
Goal A high level of design quality resulting in neighborhoods, commercial areas, public spaces, parks, and streetscapes that are attractive, safe, functional, human- scale, and distinct.

CD-2.1 Quality Building Design and Architecture. We encourage all development projects to convey visual interest and character through:

1. Building volume, massing, and height to provide context-appropriate scale and proportion;

2. A true architectural style which is carried out in plan, section, and elevation through all aspects of the building and site design and appropriate for its setting; and

3. Exterior building materials that are articulated, high quality, durable, and appropriate for the architectural style.

X 6 and 8
Comments:

CD-2.2 Neighborhood Design. We create distinct residential neighborhoods that promote a sense of community and identity by emphasizing access, connectivity, livability, and social interaction through such elements as:

1. A pattern of smaller, walkable blocks that promote activity, safety, and access to nearby amenities and services;

2. Varied parcel sizes and lot configurations to accommodate a diversity of housing types;

3. Traffic calming measures to slow traffic and promote walkability while maintaining acceptable traffic flows and emergency evacuation access;

4. Floor plans that encourage views onto the street and de-emphasize the visual and physical dominance of garages (introducing the front porch as the “outdoor living room”), as appropriate; and

5. Landscaped parkways, with sidewalks separated from the curb and designed to maximize safety, comfort, and aesthetics for all users.

X 6 and 8
Comments:

CD-2.3 Commercial Areas. We desire commercial areas and centers to be distinctive, pedestrian friendly, functional, and vibrant with a range of businesses, places to gather, and connectivity to the neighborhoods they serve.

X
Comments:

Policy Fully
Complies
Partially
Complies
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COMMUNITY DESIGN ELEMENT
CD-1 Image & Identity
Goal A dynamic, progressive city containing distinct and complete places that foster a positive sense of identity and belonging among residents, visitors, and businesses.

CD-1.1 City Identity. We take actions that are consistent with the City being a leading urban center in Southern California while recognizing, enhancing, and preserving the character of our existing viable neighborhoods.

X 7
Comments:

CD-1.2 Place Types. We establish Place Types in urban, mixed use, and transit-oriented areas to foster the City’s identity as a premier community and require new development within each Place Type to incorporate prescribed urban patterns, forms, and placemaking priorities.

X
Comments:

CD-1.3 Existing Neighborhoods. We require the existing character of viable residential and nonresidential neighborhoods be preserved, protected, and enhanced. X Comments:

CD-1.4 Transportation Corridors. We will enhance our major transportation corridors within the City through landscape, hardscape, signage and lighting. The extent of enhancement should be appropriate to the use, type, and context of each corridor.

X 7
Comments:

CD-1.5 View Corridors. We require all major north-south streets be designed and redeveloped to feature views of the San Gabriel Mountains, which are part of the City’s visual identity and a key to geographic orientation. Such views should be free of visual clutter, including billboards and may be enhanced by framing with trees.

X
Comments:

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CD-2.8 Safe Design. We incorporate defensible space design into new and existing developments to ensure the maximum safe travel and visibility on pathways, corridors, and open space and at building entrances and parking areas by avoiding physically and visually isolated spaces, maintaining visibility and accessibility, and using lighting.

X 6 and 8
Comments:

CD-2.9 Landscape Design. We encourage durable, sustainable, and drought-tolerant landscaping materials and designs that enhance the aesthetics of structures, create and define public and private spaces, and provide shade and environmental benefits.

X 6 and 8
Comments:

CD-2.10 Parking Areas. We require all development, including single-family residential, to minimize the visual impact of surface, structured, and garage parking areas visible from the public realm in an aesthetically pleasing, safe and environmentally sensitive manner. Examples include:

1. Surface parking: Shade trees, pervious surfaces, urban run-off capture and infiltration, and pedestrian paths to guide users through the parking field.

2. Structured parking: facade articulation, screening, appropriate lighting, and landscaping.

3. Garage parking: providing access to single-family residential garages through alley access, recessing garages from the frontage to emphasize front doors or active living spaces.

X 6 and 8
Comments:

CD-2.11 Entry Statements. We encourage the inclusion of amenities, signage, and landscaping at the entry to neighborhoods, commercial centers, mixed use areas, industrial developments, and public places that reinforce them as uniquely identifiable places.

X 6 and 8
Comments:

CD-2.12 Site and Building Signage. We encourage the use of sign programs that utilize complementary materials, colors, and themes. Project signage should be designed to effectively communicate and direct users to various aspects of the development and complement the character of the structures.

X 6 and 8
Comments:

CD-2.13 Entitlement Process. We work collaboratively with all stakeholders to ensure a high degree of certainty in the efficient review and timely processing of all development plans and permits. X Comments:

Policy Fully
Complies
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CD-2.4 Urban, Mixed Use, and Transit-oriented Areas. We establish Place Types to require mixed use, urban, and transit-oriented areas to be designed and developed as pedestrian oriented areas that are integrated with adjacent neighborhoods and promote a vibrant, comfortable, and functional environment, as defined for each Place Type.

X
Comments:

CD-2.5 Streetscapes. We design new and, when necessary, retrofit existing streets to improve walkability, bicycling and transit integration, strengthen connectivity, and enhance community identity through improvements to the public right-of-way such as sidewalks, street trees, parkways, curbs, street lighting and street furniture.

X 6 and 8
Comments:

CD-2.6 Connectivity. We promote development of local street patterns, multimodal networks, and connected public spaces that create and unify neighborhoods, rather than divide them, and create cohesive and continuous corridors, rather than independent “islands” through the following means:

1. Local street networks that provide access both between subdivisions and within neighborhoods and discourage through traffic;

2. A local street system that is logical and understandable for the user. A grid system is preferred to avoid circuitous and confusing travel paths between internal neighborhood areas and adjacent arterials and to provide adequate emergency and evacuation access; and

3. Pedestrian and bicycle networks that provide convenient access to neighborhoods and nearby destinations, such as schools, parks, other public spaces, commercial areas, and transit stops.

X 6 and 8
Comments:

CD-2.7 Sustainability. We collaborate with the development community to design and build neighborhoods, streetscapes, sites, outdoor spaces, landscaping, and buildings to reduce energy demand through solar orientation, maximum use of natural daylight, passive solar and natural ventilation, building form, mechanical and structural systems, building materials, and construction techniques.

X 6 and 8
Comments:

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CD-3.3 Complete and Connected Network. We require that pedestrian, vehicular, and bicycle circulation on both public and private property be coordinated to provide connections internally and externally to adjacent neighborhoods and properties (existing and planned) through a system of local roads and trails that promote walking and biking to nearby destinations (including existing and planned parks, commercial areas, and transit stops) and are designed to maximize safety, comfort, and aesthetics.

X 6 and 8
Comments:

CD-3.4 Context-Aware and Appropriate Design. We require appropriate building and site design that complements existing development, respects the intent and identity of the Place Type, and provides appropriate transitions and connections between adjacent uses to ensure compatibility of scale, maintain an appropriate level of privacy for each use, and minimize potential conflicts.

X 6 and 8
Comments:

CD-3.5 Active Frontages. We create lively pedestrian streetscapes by requiring primary building, business, and residential entrances, outdoor dining, and storefronts be located on ground floors adjacent to sidewalks or public spaces and designed to maximize safety, comfort, aesthetics, and the intended functionality (as defined by the Place Type).

X 6 and 8
Comments:

CD-3.6 Managed Infrastructure. We collaborate with developers and property owners to facilitate development that realizes the envisioned character and functionality of the Place Type through the use of green and shared infrastructure within each Place Type.

X 6 and 8
Comments:

CD-4 Historic Preservation
Goal Historic buildings, streets, landscapes, and neighborhoods, as well as the story of Ontario’s people, businesses, and social and community organizations, have been preserved and serve as a focal point for civic pride and identity.

CD-4.1 Cultural Resource Management. We update and maintain an inventory of historic sites and buildings, professional collections, artifacts, manuscripts, photographs, documents, maps, and other archives.

X
Comments:

Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
CD-2.14 Availability of Information. We provide easy access to information for developers, builders and the public about design quality, construction quality, and sustainable building practices. X Comments:

CD-2.15 Leverage Professional and Trade Organizations. We support excellence in design and construction quality through collaboration with trade and professional organizations that provide expertise, resources and programs for developers, builders, and the public.

X
Comments:

CD-2.16 Transit Stops. We require transit stops be conveniently located, well lit, safe, and clearly accessible to pedestrians, bicyclists, and people of all abilities. X Comments:

CD-3 Urban, Mixed Use, and Transit-Oriented Place Types Goal Vibrant urban environments that are organized around intense buildings, pedestrian and transit areas, public plazas, and linkages between and within developments that are conveniently located, visually appealing and safe during all hours.

CD-3.1 Unique Identity. We promote development that heightens the unique character and identity of each Place Type by requiring compatible land uses and land planning, site design, and building design that promotes an active public realm.

X
Comments:

CD-3.2 Comfortable, Human-Scale Public Realm. We require that public spaces, including streets, parks, and plazas on both public and private property be designed to maximize safety, comfort and aesthetics and connect to the citywide pedestrian, vehicular, and bicycle networks.

X
Comments:

The Ontario Plan 2050 Specific Plan Policy Matrix The Ontario Plan 2050 Specific Plan Policy Matrix 2142
Section 9. General Plan Consisten onsistenccy Section 9. General Plan Consisten onsistenccy

9.46 9.47
Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
CD-5.2 Maintenance of Infrastructure. We require the continual maintenance of infrastructure. X Comments:

CD-5.3 Improvements to Property & Infrastructure. We provide programs to improve property and infrastructure. X
Comments:

CD-5.4 Neighborhood Involvement. We encourage active community involvement to implement programs aimed at the beautification and improvement of neighborhoods. X Comments:

SOCIAL RESOURCES ELEMENT
SR-1 Health
Goal Residents have access to information, services and goods that improve their health and wellbeing.

SR-1.1 Partnering for Healthcare. We work with healthcare providers, and local, regional, state, and federal agencies to attract and retain a diversity of affordable, quality healthcare and facilities for the entire community.

X
Comments:

SR-1.2 Nutrition Choices. We support the promotion of equitable access to affordable healthy food choices in the community, including community gardens, farmers markets, and cooking classes. X Comments:

SR-1.3 Health Education. We promote equitable access to health education, including disease prevention, mental health, nutrition, and physical fitness. X Comments:

SR-1.4 Physical Activity. We encourage activities and community design that improve the physical fitness of our community members, with an emphasis on the provision of activities and facilities in environmental justice areas.

X
Comments:

Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
CD-4.2 Collaboration with Property Owners and Developers. We educate and collaborate with property owners and developers to implement strategies and best practices that preserve the character of our historic buildings, streetscapes, and unique neighborhoods.

X
Comments:

CD-4.3 Collaboration with Outside Agencies. We pursue opportunities to team with other agencies, local organizations, and nonprofits in order to preserve and promote Ontario’s heritage. X Comments:

CD-4.4 Incentives. We use the Mills Act and other federal, state, regional and local programs to assist property owners with the preservation of select properties and structures. X Comments:

CD-4.5 Adaptive Reuse. We actively promote and support the adaptive reuse of historic sites and buildings to preserve and maintain their viability. X
Comments:

CD-4.6 Promotion of Public Involvement in Preservation. We engage in programs to publicize and promote the City’s and the public’s involvement in preservation efforts. X Comments:

CD-4.7 Public Outreach. We provide opportunities for our residents to research and learn about the history of Ontario through the Planning Department, the Ontario Museum of History and Art, and the Robert E. Ellingwood Model Colony History Room.

X
Comments:

CD-5 Protection of Investment
Goal A sustained level of maintenance and improvement of properties, buildings, and infrastructure that protects the property values and encourages additional public and private investments.

CD-5.1 Maintenance of Buildings and Property. We require all public and privately-owned buildings and property (including trails and easements) to be properly and consistently maintained. X Comments:

The Ontario Plan 2050 Specific Plan Policy Matrix The Ontario Plan 2050 Specific Plan Policy Matrix 2143
Section 9. General Plan Consisten onsistenccy Section 9. General Plan Consisten onsistenccy

9.48 9.49
Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
SR-3 Community & Leisure Activities
Goal A range of community and leisure programs and activities provided by public, private, and nonprofit organizations that meet the needs of the community’s varied interests, age groups and abilities.

SR-3.1 Partnerships. We partner with local and regional agencies, nonprofit organizations, and the private sector to provide a comprehensive range of community activities and events to citizens. X Comments:

SR-3.2 Needs Assessment. We track the needs and priorities for community services and look for ways to meet demands and avoid duplication of offerings. X
Comments:

SR-3.3 Program Outreach. We promote information about leisure activities, classes, special events, and other services and activities to our community. X
Comments:

SR-3.4 Community Events. We plan and actively participate in regularly scheduled community events and seasonal or yearly citywide events. X
Comments:

SR-3.5 Community Activities as Crime Deterrents. We promote and participate in community activities as part of our crime prevention efforts. X
Comments:

SR-4 Library
Goal City libraries that connect community members of all ages and abilities to a broad range of programs, communication, and informational resources.

SR-4.1 Community Needs. We identify and monitor community needs for library services, technology, and facilities, and tailor them to effectively meet those needs. X Comments:

Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
SR-2 Education
Goal A range of educational and training opportunities for residents and workers of all ages and abilities that improves their life choices and provides a skilled workforce for our businesses.

SR-2.1 Educational Partners. We partner with educational institutions throughout the region in order to expand the range and quality of educational offerings available to the community. X Comments:

SR-2.2 Workforce Training. We will work with industrial organizations, businesses, and educational institutions to create opportunities for workforce training. X Comments:

SR-2.3 Joint Use of Facilities. We partner with public and private educational institutions to jointly use facilities for both City and educational purposes. X
Comments:

SR-2.4 Access to Schools. We work with local and regional partners to improve the safety in and around schools and to improve access for citizens of all ages and abilities to schools and community services, such as after school and other programs.

X
Comments:

SR-2.5 School Facilities. We plan and coordinate with school districts for designing and locating school facilities to meet the City’s goals, such as for health, walkability, and safety and to minimize impacts to existing neighborhoods.

X
Comments:

SR-2.6 Language. We promote broad outreach in languages used by the community for proposed projects that could negatively affect environmental justice areas. X Comments:

SR-2.7 Community Engagement. We promote targeted outreach and education to historically underrepresented groups to encourage meaningful participation in decision-making process for projects whose outcomes will affect land use in environmental justice areas.

X
Comments:

The Ontario Plan 2050 Specific Plan Policy Matrix The Ontario Plan 2050 Specific Plan Policy Matrix 2144
Section 9. General Plan Consisten onsistenccy Section 9. General Plan Consisten onsistenccy

9.50 9.51
The Ontario Plan 2050 Specific Plan Policy Matrix
Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
SR-5.3 Public Art. We encourage public art in buildings, parks, open spaces, and other public and private spaces. X
Comments:

SR-5.4 Private-Public Sector Events. We partner with private and nonprofit sectors to provide and promote participation in cultural activities including fairs, festivals, and other events geared to neighborhoods, the City as a whole, and the region.

X
Comments:

SR-5.5 Promotion of Ontario Artists and Musicians. We promote awareness of entertainment and culture produced in Ontario. X
Comments:

The Ontario Plan 2050 Specific Plan Policy Matrix
Policy Fully
Complies
Partially
Complies
SP Sec. No. N/A
SR-4.2 Interagency Coordination. We leverage relationships with outside agencies, educational institutions, and neighboring jurisdictions to share library resources to the benefit of Ontario residents.

X
Comments:

SR-4.3 Library Outreach. We outreach to the community to increase the patronage of the library. X Comments:

SR-4.4 Coordination with Other Community Services. We coordinate library programs with other recreational and community programs and facilities. X
Comments:

SR-4.5 Focal Points of the Community. We design and program Ontario’s libraries as focal points of community engagement, including public outreach and community events. X Comments:

SR-4.6 Robert E. Ellingwood Model Colony History Room. We work with the Ontario Museum of History and Art in order to collect, preserve, and display artifacts and images from Ontario’s heritage and connect the City’s past to the present through the History Room.

X
Comments:

SR-5 Entertainment & Culture
Goal Local heritage, entertainment, and cultural experiences that enrich the lives of Ontario’s residents, workers, and visitors and serve to attract residents and businesses to the City.

SR-5.1 Provision of Entertainment and Culture. We support equitable access to a range of entertainment and cultural experiences such as public art, exhibitions, and performances. X Comments:

SR-5.2 Local Heritage Education. We partner with educational providers to promote culture and heritage. X
Comments:
2145
RESOLUTION NO. PC25-050

A RESOLUTION OF THE PLANNING COMMISSION OF THE CITY OF
ONTARIO, CALIFORNIA, APPROVING FILE NO. PMTT24-008, A

TENTATIVE TRACT MAP TO SUBDIVIDE FOR CONDOMINIUM
PURPOSES APPROXIMATELY 10.02 ACRES OF LAND INTO 28
NUMBERED LOTS FOR 161 MULTIPLE-FAMILY UNITS AND 15

LETTERED LOTS FOR PRIVATE STREETS, LANDSCAPE EDGES, AND

COMMON OPEN SPACE, LOCATED SOUTH OF CHATHAM STREET,

WEST OF CLIFTON AVENUE, EAST OF AMHERST AVENUE, AND
NORTH OF EUCALYPTUS AVENUE, WITHIN PLANNING AREA 11 (RD7 / ROW TOWNHOMES) OF THE ESPERANZA SPECIFIC PLAN, AND MAKING FINDINGS IN SUPPORT THEREOF—APN: 1073-101-050
WHEREAS, GDC Investments 13, LP (Applicant) filed an Application for the approval of a Tentative Tract Map (TTM 20730), File No. PMTT24-008, as described in the title of this Decision (hereinafter referred to as Application or Project); and WHEREAS, the Application applies to approximately 10.02 acres of land generally located south of Chatham Street, west of Clifton Avenue, east of Amherst Avenue, and north of Eucalyptus Avenue, within Planning Area 11 (RD-7 / Row Townhomes) of the Esperanza Specific Plan, identified as Assessor’s Parcel Number 1073-101-050, and presently vacant; and
WHEREAS, the property to the north of the Project site is within the Esperanza Specific Plan, designated Park, and developed with residential uses; the property to the east is within the Esperanza Specific Plan, designated PA-4 (RD-6 / 6-Pack Courtyard), and developed with residential uses; the property to the south is within the Esperanza Specific Plan, designated PA-7 (RD-1 / SFD 50’ wide lots), and developed with residential uses; and the property to the west is within the Esperanza Specific Plan, designated PA10 (RD-3 / SFD 2-Pack), and developed with residential uses; and WHEREAS, Tentative Tract Map No. 20730 (File No. PMTT24-008) is consistent with the RD-7 (Row Townhome) land use designation and development standards of the Esperanza Specific Plan, including density, setbacks, height, and open space requirements; and
WHEREAS, Tentative Tract Map No. 20730 (File No. PMTT24-008) proposes to subdivide the 10.02-acre site into 28 numbered lots for a total of 161 multiple family units and 15 lettered lots for private streets, landscape edges, and common open space; and WHEREAS, the Tentative Tract Map is consistent with the land use designation, density, and development standards of the Esperanza Specific Plan; and 2146
Planning Commission Resolution
File No. PMTT24-008 (TTM 20730)
September 23, 2025

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