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Figure 4-10. Landslide Hazard Map – Steep Slope Areas
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Figure 4-11. Liquefaction Hazard Map – Liquefaction Susceptibility
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Figure 4-12. Liquefaction Hazard Map – NEHRP Seismic Site Class
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Figure 4-13. Wildfire Hazard Map – Fire Hazard Severity Zones
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5. ROLLING HILLS ESTATES
Figure 5-1. City of Rolling Hills Estates 2024 Mayor’s Ride Source: (City of Rolling Hills Estates 2025)
5.1 LOCAL HAZARD MITIGATION PLANNING TEAM
Table 5-1. Local Planning Team
Primary Point of Contact Alternate Point of Contact
Name and Title: Jessica Slawson, Assistant to the City
Manager
Alexa Davis, Assistant City Manager
Address: 4045 Palos Verdes Drive North, Rolling Hills
Estates, CA 90274
4045 Palos Verdes Drive North, Rolling Hills
Estates, CA 90274
Phone Number: (310) 377-1577 (310) 377-1577
Email: [email protected] [email protected] Contributors:
Name and Title:
Method of Participation:
Greg Grammer, City Manager
Virtual and in-person meetings; e-mail correspondence
Name and Title:
Method of Participation:
Alexa Davis, Assistant City Manager
Virtual and in-person meetings; e-mail correspondence
Name and Title:
Method of Participation:
Jessica Slawson, Assistant to the City Manager
Virtual and in-person meetings; e-mail correspondence
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Name and Title:
Method of Participation:
Jeannie Naughton, Public Works and Community Development Director Virtual and in-person meetings; e-mail correspondence
Name and Title:
Method of Participation:
Kirsten Graham, Public Works Manager
Virtual and in-person meetings; e-mail correspondence
Name and Title:
Method of Participation:
Gabby Swain, Administrative Aide
Virtual and in-person meetings; e-mail correspondence
5.2 JURISDICTIONAL PROFILE
5.2.1 Location and Features
The City of Rolling Hills Estates is located in the center of the Palos Verdes Peninsula in southern Los Angeles County. The peninsula’s golf courses, beaches, and nature reserves attract visitors from across the region. Rolling Hills Estates is accessible via SR-1, SR-107, and SR-213, which are all located just outside City borders. The City is about 20 miles south of downtown Los Angeles and 10 miles west of Long Beach (City of Rolling Hills Estates 2022).
5.2.2 History
The City of Rolling Hills Estates officially became Los Angeles County’s 60th municipality on September 18, 1957. In that first year, the City’s population totaled only 3,500, but its new citizens were united in their concern over maintaining the community’s rural atmosphere and equestrian lifestyle, characterized by rolling hills, white fences, bridle trails, and vast open spaces (City of Rolling Hills Estates 2025).
The City was also concerned in its early years with annexation of new areas. In 1959, the City added the Montecillo, Chandler Quarry, Country Club Estates and northern Masongate areas to its eastern and western portions. Between 1960 and 1966, the City annexed the research and development land behind the Northrop Corporation; the Peninsula Center, Harbor Sight, the Ranch, Rolling Hills Park Estates, Highridge, Hillcrest Manor, Hillcrest Meadows, Terraces, and Cresta Verdes areas. Finally, in 1982, the City added the site of the former Palos Verdes Landfill to assure that concerns regarding this closed facility would be recognized (City of Rolling Hills Estates 2025).
Today there are 30 neighborhood areas within the community, each with its own special character, architectural style, and Homeowners’ Association. These Associations often represent citizens directly before the City Council and serve as neighborhood social organizations as well (City of Rolling Hills Estates 2025).
5.2.3 Governance
Rolling Hills Estates is a “general law city” and provides services to the public as mandated by the California State Government Code. As provided by state law, our City’s legislative body is the City Council, comprised of five residents elected at large on a non-partisan ballot to serve four-year overlapping terms.
On an annual basis, one member is selected by the Council to serve as Mayor.
The City Council assumes responsibility for adoption of this plan; the City Manager’s Office will oversee its implementation.
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5.3 CURRENT TRENDS
5.3.1 Population
According to the California Department of Finance, the population of Rolling Hills Estates as of May 2025 was 8,545. Since 1970, the population has grown by at an average annual rate of 3.6 percent.
5.3.2 Development
Table 5-2. Recent and Expected Future Development Trends Criterion Response
Has your jurisdiction annexed any land
since the preparation of the previous
hazard mitigation plan?
No.
• If yes, give the estimated area annexed
and estimated number of parcels or
structures.
-
Is your jurisdiction expected to annex any
areas during the performance period of
this plan?
No.
• If yes, describe land areas and
dominant uses.
-
• If yes, who currently has permitting
authority over these areas?
-
Provide the number of new construction
permits for each hazard area or provide a
qualitative description of where
development has occurred.
Most development has generally occurred in the northwestern area of the City, in one new subdivision that included 114 new single-family homes (construction began in 2015 and generally was completed in 2022). New accessory dwelling unit
construction occurred throughout the single-family residential areas throughout the City.
Are any areas targeted for development
or major redevelopment in the next five
years?
The proposed project is a 454-unit residential mixed-use project on a 10.42-acre site located on five lots at 615-855 Deep Valley Drive and 924-950 Indian Peak Road. The project would include 10,229 square feet (SF) of commercial space and 881 parking spaces across four buildings. The project would remediate the steeply sloped hillside that experienced a landslide failure in 1997.
The project would provide 44 units for very low-income
households, which qualifies it for mandatory benefits under California's Density Bonus Law. The three buildings proposed along Deep Valley Drive would be seven (7) stories, consisting of three- and five-story portions over two levels of podium parking.
The building proposed on the Indian Peak Road site would be five stories over one level of podium parking.
• If yes, briefly describe, including
whether any of the areas are in known
hazard risk areas
See above
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Criterion Response
How many permits for new construction
were issued in your jurisdiction since the
preparation of the previous hazard
mitigation plan?
2020 2021 2022 2023 2024
Single Family 31 22 1 1 0
Multi-Family
Other (mobile homes,
accessory dwellings, mixed
use, etc.)
94 4 7 6 7
Commercial
Total 125 26 8 7 7
Describe the level of buildout in the
jurisdiction, based on your jurisdiction’s
buildable lands inventory. If no such
inventory exists, provide a qualitative
description.
The City is largely built-out, with only two single-family residential lots that are undeveloped. All future development opportunities will be redevelopment of existing sites. The General Plan increased allowable density in the City’s Commercial District, which projects the possible build-out of several hundred units within the 2040 Planning horizon.
5.4 CAPABILITY ASSESSMENT
This section describes an assessment of existing capabilities for implementing hazard mitigation strategies. The introduction at the beginning of this volume of the hazard mitigation plan describes the components included in the capability assessment and their significance for hazard mitigation planning.
Findings of the capability assessment were reviewed to identify opportunities to expand or improve upon capabilities to further hazard mitigation goals and objectives. Where such opportunities were identified and determined to be feasible, they are included in the action plan.
5.4.1 Planning and Regulatory Capabilities
Jurisdictions have the ability to develop policies and programs and to implement rules and regulations to protect and serve residents. Local policies are typically identified in community plans, implemented through local ordinance, and enforced through a governing body. An assessment of planning and regulatory capabilities is presented in Table 3-3.
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Table 5-3. Planning and Regulatory Capabilities
Local
Authority
Other
Jurisdiction
Authority
State
Mandated
Integration
Opportunity?
Codes, Ordinances, & Requirements
Building Code Yes No Yes Yes
Comment: Building Code (Chapter 15) specifies how new structures can be built. It includes the California Building Code, in addition to any amendments made by the City. Mitigation actions may involve amending the Building Code to improve a building’s safety or structural stability.
Zoning Code Yes No Yes Yes
Comment: Zoning Ordinance (Chapter 17) implements the City’s General Plan by establishing specific regulations for development. It includes standards for where development can be located, how buildings must be sized, shaped, and positioned, and what types of activities can occur in an area.
Hazard mitigation actions that pertain to new or substantially redeveloped buildings can be adopted into the Zoning Ordinance.
Subdivisions Yes No Yes Yes
Comment: Subdivisions (Chapter 16)
Stormwater Management Yes No Yes Yes
Comment: -
Post-Disaster Recovery Yes Yes No Yes
Comment: The City of RHE contract with LA County to provide Fire and Police services, both of which assist in post-disaster recovery.
Real Estate Disclosure No Yes Yes No
Comment: California Civil Code 1102 and 1103 which requires disclosure by the seller and/or seller’s agent to the potential buyer if the property is subject to flooding or fire hazards.
Growth Management Yes No No Yes
Comment: The City of RHE has land use authority to set permissible levels of development throughout the City, in accordance with the adopted General Plan.
Site Plan Review Yes No No Yes
Comment: -
Environmental Protection No No No No
Comment: -
Flood Damage Prevention Yes No No Yes
Comment: Chapter 15.28 (Flood Damage Prevention)
Emergency Management Yes No Yes Yes
Comment: -
Climate Change No No No No
Comment: -
Planning Documents
General Plan Yes No Yes Yes
Is the General Plan compliant with Assembly Bill 2140? Yes Comment: General Plan outlines long-term direction for development and policy in a community. There are opportunities to coordinate local hazard mitigation actions with policies governed by the General Plan. Next update to General Plan Safety Element should include integration with the Hazard Mitigation Plan. Also, General Plan is an excellent resource to assist with implementing many of the mitigation action items identified in the Hazard Mitigation Plan.
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Local
Authority
Other
Jurisdiction
Authority
State
Mandated
Integration
Opportunity?
Capital Improvement Plan Yes No No Yes
How often is the plan updated? 5 years
Comment: The Capital Improvement Program directs construction activities for City-owned facilities and infrastructure for the next five years. Mitigation actions may involve construction of new or upgraded facilities and infrastructure.
Disaster Debris Management Plan No No No No
Comment: -
Floodplain or Watershed Plan Yes No No Yes
Comment: -
Stormwater Plan Yes No No Yes
Comment: Storm Water Management Plan provides long-range planning of water supplies and water use to ensure a stable water supply and compliance with water conservation efforts. Mitigation actions that involve reducing water use may be incorporated into the next update to the Storm Water Management Plan.
Urban Water Management Plan No No No No
Comment: Cal Water is the water purveyor for the PV Peninsula Habitat Conservation Plan No No No No
Comment: The City of RHE has no HCPs.
Economic Development Plan No No No No
Comment: The City of RHE does not currently have an economic development plan.
Community Wildfire Protection Plan No No No No
Comment: -
Forest Management Plan No No No No
Comment: -
Climate Action Plan Yes No No Yes
Comment: As a part of these efforts, the City of Rolling Hills Estates, in cooperation with the South Bay Cities Council of Governments, has developed a Climate Action Plan (CAP) to reduce Greenhouse Gas (GHG) emissions within the city. The City’s CAP serves as a guide for action by setting GHG emission reduction goals and establishing strategies and policy to achieve desired outcomes over the next 20 years.
Threat & Hazard Identification & Risk Assessment
(THIRA)
No No No No
Comment: -
Post-Disaster Recovery Plan No No No No
Comment: -
Emergency Operations Plan Yes No No Yes
Comment: An Emergency Operations Plan (EOP) is a reference and guidebook to operations during a major emergency impacting Rolling Hills Estates. The Plan includes a discussion on a wide range of hazards, organization and staffing of the Emergency Operations Center, and connectivity with field responders and external agencies. The EOP is an excellent source of hazard information for the Hazard Mitigation Plan. (Rolling Hills Estates Plan completed in 2025).
Public Health Plan No No No No
Comment: We contract with the County of Los Angeles to provide Public Health services.
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Local
Authority
Other
Jurisdiction
Authority
State
Mandated
Integration
Opportunity?
Other No No No No
Comment: -
Opportunities to Expand Planning and Regulatory Capabilities The table above, Section 5.6 (Integration), and Section 5.9 (Hazard Mitigation Strategy) highlights opportunities for the City to strengthen planning and regulatory capabilities through hazard mitigation integration. Aligning mitigation efforts with updates to codes, ordinances, and planning initiatives fosters a coordinated approach to reducing hazard risk, supporting resilient development and a safer community.
5.4.2 Development and Permitting Capabilities
Jurisdictions regulate land use through the adoption and enforcement of zoning, subdivision and land development ordinances, building codes, building permit ordinances, floodplain, and stormwater management ordinances. When effectively prepared and administered, these regulations can lead to hazard mitigation. Development and permitting capabilities are presented in Table 3-4.
Table 5-4. Development and Permitting Capabilities
Criterion Response
Does your jurisdiction issue development permits? Yes
If no, who does? If yes, which department? Community Development Does your jurisdiction track permits by hazard area? No Does your jurisdiction have a buildable lands inventory? We maintain surplus (government owned) lands database, but not
general privately held buildable lands
inventory.
5.4.3 Fiscal Capabilities
Assessing a jurisdiction’s fiscal capability provides an understanding of the ability to fulfill the financial needs associated with hazard mitigation projects. This assessment identifies both outside resources, such as grant funding eligibility, and local jurisdictional authority to generate internal financial capability, such as through impact fees. An assessment of fiscal capabilities is presented in Table 3-5.
Table 5-5. Fiscal Capabilities
Financial Resource Accessible or Eligible to Use?
Community Development Block Grants Yes
Capital Improvements Project Funding Yes
Authority to Levy Taxes for Specific Purposes No
User Fees for Water, Sewer, Gas or Electric Service No
Incur Debt through General Obligation Bonds No
Incur Debt through Special Tax Bonds No
Incur Debt through Private Activity Bonds No
Withhold Public Expenditures in Hazard-Prone Areas No
State-Sponsored Grant Programs No
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Financial Resource Accessible or Eligible to Use?
Development Impact Fees for Homebuyers or Developers No Opportunities to Expand Fiscal Capabilities
Section 5.6 (Integration), and Section 5.9 (Hazard Mitigation Strategy) highlights opportunities for the City to strengthen its fiscal capabilities through hazard mitigation integration. Various funding sources are available to support mitigation projects that reduce natural hazard risk. By implementing mitigation measures, updating codes, and improving infrastructure, the City can continue working towards minimizing damage and recovery costs. Additionally, investing in more resilient infrastructure and mitigation projects, it can lower long-term maintenance and response costs.
5.4.4 Administrative and Technical Capabilities
Planning regulatory, and fiscal capabilities provide the backbone for successfully developing a mitigation strategy; however, without the appropriate personnel, the strategy may not be implemented.
Administrative and technical capabilities focus on the availability of personnel resources responsible for implementing all the facets of hazard mitigation. These resources include technical experts, such as engineers and scientists, as well as personnel with capabilities that may be found in multiple departments, such as grant writers. An assessment of administrative and technical capabilities is presented in Table 3-6.
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Table 5-6. Administrative and Technical Capabilities
Staff/Personnel Resource Available?
Planners or engineers with knowledge of land development and land management practices Yes If Yes, Department /Position: In house staff: Senior Planner, Community Development & Public Works Director. Contract staff: Willdan Engineering; full engineering services.
Engineers or professionals trained in building or infrastructure construction practices Yes If Yes, Department /Position: Contract staff with Willdan Engineering: Building Officials, plan checkers, building inspectors.
Planners or engineers with an understanding of natural hazards Yes If Yes, Department /Position: Community Development & Public Works Director Staff with training in benefit-cost analysis Yes
If Yes, Department /Position: Finance: Senior accountant and Administrative Services Director Surveyors Yes
If Yes, Department /Position: Contract staff with Willdan Engineering Personnel skilled or trained in GIS applications Yes
If Yes, Department /Position: Community Development Department Staff: Administrative Analyst, Assistant Planner, Community Development and Public Works Director Scientist familiar with natural hazards in local area No If Yes, Department /Position: -
Emergency manager Yes
If Yes, Department /Position: City Manager’s Office: Assistant to the City Manager Grant writers No
If Yes, Department /Position: -
Procurement Services and Management Yes
If Yes, Department /Position: City Manager’s Office: Assistant City Manager / Finance Director Opportunities to Expand Administrative and Technical Capabilities Section 5.6 (Integration), and Section 5.9 (Hazard Mitigation Strategy) highlights opportunities for the City to expand its administrative and technical capabilities through hazard mitigation integration. By maintaining and expanding these resources, including planning, engineering, GIS, and emergency planning, the City can better identify vulnerabilities, evaluate mitigation options, and design effective riskreduction projects. These capabilities provide informed decision-making, efficient implementation, and ongoing progress toward a more resilient City.
5.4.5 Education and Outreach Capabilities
Regular engagement with the public on issues regarding hazard mitigation provides an opportunity to directly interface with community members. Assessing the education and outreach capability illustrates the connection between the government and community members, which opens a two-way dialogue that can result in a more resilient community, based on awareness and engagement. An assessment of education and outreach capabilities is presented in Table 3-7.
Table 5-7. Education and Outreach Capabilities
Criterion Response
Do you have a public information officer or communications office? Yes Do you have personnel skilled or trained in website development? Yes Do you have hazard mitigation information available on your website? Yes
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Criterion Response
If yes, briefly describe: The City uses its website to provide information to its residents including meetings and events, news, and hazard information. The City includes hazard extent maps, like fire severity zones, on its website as well. On the City’s Public Safety webpage, they provide information on emergency preparedness and a link to sign up for emergency alerts and notifications. Additionally, the City hosts a regional emergency preparedness and informational website with the four Palos Verdes Peninsula City jurisdictions.
Do you use social media for hazard mitigation education and outreach? Yes If yes, briefly describe: The City has social media accounts used to provide its residents with news, upcoming meetings and events, and alerts (including hazard events).
Do you have any citizen boards or commissions that address issues related to hazard mitigation?
Yes
If yes, briefly describe: The City participates in a regional (Peninsula) Public Safety Committee comprised of city council representatives that serve on the board to discuss and direct regional emergency preparedness efforts. The City additionally has an established Equine Emergency Preparedness Sub-committee.
Do you have any other programs in place that could be used to communicate hazard-related information?
Yes
If yes, briefly describe: The City communicates hazard-related information at an annual Emergency Preparedness Expo event held in partnership with the Palos Verdes Peninsula cities. The City also participates in the annual National Night Out event which local officials, staff, and public safety partners attend neighborhood gatherings to discuss public safety/emergency preparedness. A Peninsula Community Emergency Response Team (CERT) has been established.
Do you have any established warning systems for hazard events? Yes If yes, briefly describe: Local Alert and Warning Communication System – Alert South Bay through the Everbridge Platform. The City participates in the County of Los Angeles emergency evacuation communication tool through the Genasys platform.
Opportunities to Expand Education and Outreach Capabilities The table above, Section 5.6 (Integration), and Section 5.9 (Hazard Mitigation Strategy) identifies opportunities for the City to strengthen education and outreach capabilities through hazard mitigation integration. This can be done by building on current efforts like the city website, social media pages, and through the Public Safety Committee and CERT. Focusing on these efforts, the City will continue increasing awareness and help the community become better prepared for future natural hazards.
5.4.6 Community Classifications
Table 5-8. Community Classifications
Participating?
Classification or
Number Date Classified
FIPS Code Yes 037-62644 N/A
UEI# Yes TFBXN1M3MYA1 N/A
Community Rating System No - -
Building Code Effectiveness Grading Schedule
(BCEGS)
Yes - -
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Participating?
Classification or
Number Date Classified
Public Protection (ISO for Fire) Yes Class 1or 2 1957
Storm Ready No N/A N/A
Tsunami Ready No N/A N/A
Firewise No N/A N/A
5.4.7 Adaptive Capacity for Climate Change
Table 5-9. Adaptive Capacity for Climate Change
Criterion
Jurisdiction
Ratinga
Technical Capacity
Jurisdiction-level understanding of potential climate change impacts Medium Jurisdiction-level monitoring of climate change impacts Unsure Technical resources to assess proposed strategies for feasibility and externalities Low Jurisdiction-level capacity for development of greenhouse gas emissions inventory Unsure Capital planning and land use decisions informed by potential climate impacts Medium Participation in regional groups addressing climate risks Medium Implementation Capacity
Clear authority/mandate to consider climate change impacts during public decision-making processes
Medium
Comment: State requirements and regulation imposed mandates may direct decision-making processes.
Identified strategies for greenhouse gas mitigation efforts Medium Identified strategies for adaptation to impacts Medium
Champions for climate action in local government departments High Political support for implementing climate change adaptation strategies High Financial resources devoted to climate change adaptation Unsure Comment: Grant funding, and other programs are reviewed.
Local authority over sectors likely to be negative impacted Low Public Capacity
Residents’ knowledge of and understanding of climate risk Medium Residents’ support of adaptation efforts High
Residents’ capacity to adapt to climate impacts Unsure
Local economy current capacity to adapt to climate impacts Unsure Local ecosystems capacity to adapt to climate impacts Medium a. High = Capacity exists and is in use; Medium = Capacity may exist but is not used or could use some improvement; Low = Capacity does not exist or could use substantial improvement; Unsure= Not enough information is known to assign a rating.
5.5 NATIONAL FLOOD INSURANCE PROGRAM COMPLIANCE
Table 5-10. National Flood Insurance Program Compliance Criterion Response
Flood Risk Summary
Please describe areas of the jurisdiction prone to
flooding, specifically those outside of the mapped
floodplain.
According to the Safety Element of the General Plan,
flooding in the City includes storm-induced flooding
like flash floods in the canyon areas (generally
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-12
Criterion Response
classified as open space), saturated mudflows of
the hillsides, and shallow flooding in streets and
homes associated with poor storm drainage.
Do FEMA flood maps adequately address flood risk in the jurisdiction?
Yes
How many structures in the jurisdictions Special Flood
Hazard Area (SFHA) have been determined to be
substantially damaged from any hazard event?
N/A
Additional comments on flood risk There are no high-risk flood zones that have been mapped within the jurisdictional boundaries.
Staff Resources
Provide an explanation of the jurisdiction’s NFIP
administration services (e.g. permit review, GIS,
education/outreach, inspections, engineering capability) Permit review, review and use of base flood data,
and agency notification.
What local department is responsible for floodplain
management?
Public Works
Who is your floodplain administrator?
(department/position)
Director
Are any staff certified floodplain managers (CFMs)? No
Does your floodplain management staff need any
assistance or training to support its floodplain
management program?
No
Insurance Summary a
How many flood insurance policies are in force in your
jurisdiction?
15 What is the insurance in force? $3,663,000
What is the premium in force? $9,712
How many total loss claims have been filed in your
jurisdiction?
9 What were the total payments for losses? $12,344
Does the jurisdiction maintain a list of properties that have been damaged by flooding?
-
Does the jurisdiction maintain a list of property owners interested in flood mitigation?
-
How many homeowners and/or business owners are
interested in mitigation (elevation or acquisition)?
-
How many properties have been mitigated (elevation or
acquisition)?
-
Compliance History
Does your jurisdiction have any outstanding NFIP
compliance violations that need to be addressed? If so, state the violations.
No
Does your jurisdiction have a Substantial Damage
Response Plan?
No
If yes, what is the date of the plan? -
Summarize the jurisdiction’s Substantial Damage
determination procedures.
1) Initial field assessment (rapid evaluation to
determine green, yellow or red tag); 2) detailed data
collection (square footage, foundation type, quality
of finishes) and calculate repair/replacement costs;
3) communicate either repair (<50% replacement
costs) or considered new construction (>50%)
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Criterion Response
Summarize the jurisdiction’s Substantial Improvement
procedures.
1) Applicants must submit a valuation for the
proposed work which includes costs for materials
and labor; 2) if the valuation of the work is <50% of
the adjusted assessed value, standard permits are
issued; 3) if the valuation of the work is >50% of the
adjusted assessed value, the project is considered
a substantial improvement and the entire structure
must be brought into compliance with current
codes. There are limited exceptions for work related
to code enforcement/life/health & safety codes and
for historic structures.
When was the most recent Community Assistance Visit
(CAV) or Community Assistance Contact (CAC)?
N/A
Are any RiskMAP projects currently underway in your
jurisdiction?
N/A
Regulation
What is the date that your flood damage prevention
ordinance was last amended?
2021
Does the jurisdiction’s administration of the floodplain exceed NFIP requirements? (freeboard, mapping, etc.)
Meets the minimum
Community Rating System
Does your jurisdiction participate in the Community
Rating System (CRS)?
No
If yes, is your jurisdiction interested in improving its CRS Classification?
-
a. According to FEMA statistics as of (08/31/2025)
5.6 INTEGRATION
For hazard mitigation planning, “integration” means that hazard mitigation information is used in other relevant planning mechanisms, such as capital facilities planning, and that relevant information from those sources is used in hazard mitigation. This section identifies where such integration is already in place, and where there are opportunities for further integration in the future. Resources listed at the end of this annex were used to provide information on integration. The progress reporting process described in Volume 1 of the hazard mitigation plan will document the progress of hazard mitigation actions related to integration and identify new opportunities for integration.
5.6.1 Existing Integration
Some level of integration has already been established between local hazard mitigation planning and the following other local plans and programs:
• City of Rolling Hills Estates Emergency Operations Plan —City specific document that outlines strategies and responses to emergencies and disasters by establishing roles, actions, and procedures to effectively prepare for, respond to, and recover from a wide range of potential hazards.
• Safety Element of the City’s General Plan —The purpose of the Safety Element is to identify potential hazards to the City of Rolling Hills Estates’ jurisdiction, including the community’s
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citizens, structures, public facilities, and infrastructure. Policies in the Safety Element address various public safety hazards and emergency preparedness. The Safety Element is linked to both the Open Space and Recreation Element and Conservation Element, as many designated open space or conservation areas are also documented as earthquake fault zones, unstable soils or slope zones, floodplains, or watersheds. Open space can also be used as a buffer zone between uses that may create or have public safety hazards, such as hazardous materials use or production. Development within designated open space and conservation areas would be inconsistent with the goals and policies in the Safety Element. The Safety Element is also linked to the Circulation Element, which provides a policy framework for a safe and efficient circulation system, which is critical during the response to an emergency or in the event that an evacuation is necessary. The Sustainability Element addresses climate resiliency issues and is interrelated with Safety Element’s climate resiliency policies.
• Public Outreach – The City
maintains a website and social
media pages where they share
information with residents. The
Emergency Preparedness
webpage has information for
residents on how to receive
notifications and emergency
alerts, provides information on
reducing fire risk, and links to
other resources.
5.6.2 Opportunities for Future
Integration
The capability assessment in this annex
indicates opportunities to integrate this
mitigation plan with other jurisdictional
planning/regulatory capabilities.
Capabilities were identified as integration
opportunities if they can support or
enhance the actions identified in this plan or be supported or enhanced by components of this plan.
The capability assessment identified the following plans and programs that do not currently integrate hazard mitigation information but provide opportunities to do so in the future:
• Codes and Ordinances – As the City updates, revises, and develops codes and ordinances, there are opportunities for integrating the hazard mitigation plan that can include amending codes to withstand hazards, development standards for building in hazard areas, prohibiting development in hazard areas, and setbacks to minimize hazard exposure. • Capital Improvement Plan – As part of the updating process of the CIP, the City can review the mitigation action identified in the current HMP to identify and prioritize projects that can be included in the CIP that will reduce hazard risk. The HMP can also be used to guide project selection so capital funding can support long-term resilience from natural hazards.
Figure 5-2. Screenshot of the City’s Emergency Preparedness Page
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• Stormwater Plan – Prior to updating the Stormwater Plan, the City should review the HMP to identify and integrate critical areas prone to repetitive flooding and develop a targeted plan to upgrade the stormwater systems in those areas.
• Climate Action Plan – The Climate Action Plan can be reviewed to understand climate projections prior to designing and implementing mitigation and capital improvement projects.
Those projects should be factor in projections so they can be built to withstand future projections and increase their project useful life.
• Emergency Operations Plan – During the next update of the EOP, the City can integrate hazard mitigation principles into evacuation planning, continuity of operations, sheltering, and emergency notifications. The natural hazards in the EOP should align with the hazards included in the HMP.
• General Plan - There are opportunities to coordinate local hazard mitigation actions with policies governed by the General Plan. Next update to General Plan Safety Element should include integration with the Hazard Mitigation Plan. Prior to applying for funding for mitigation projects, the City can review the General Plan to identify areas to focus on mitigation hazards. • Palos Verdes Peninsula Evacuation and Mass Care Plan— Regional document that will identify evacuation and mass care vulnerabilities and gaps to better inform future mitigation strategies related to mass care/shelter and evacuations.
5.7 RISK ASSESSMENT
5.7.1 Jurisdiction-Specific Natural Hazard Event History Table 3-11 lists past occurrences of natural hazards for which specific damage was recorded in this jurisdiction. Other hazard events that broadly affected the entire planning area, including this jurisdiction, are listed in the risk assessments in Volume 1 of this hazard mitigation plan.
1. Table 5-11. Past Natural Hazard Events
Type of Event Declaration Title
State or Federal
Disaster # Declaration Date Damage Assessment
Fire Woolsey Fire FM-5280-CA November 9, 2018 Reduced air quality; intake of evacuated equine
Fire Wildfires EM-3409-CA November 9, 2018 Reduced air quality Fire Wildfires DR-4407-CA November 12, 2018 Reduced air quality Fire Saddleridge Fire FM-5293-CA October 11, 2019 N/A
Fire Tick Fire FM-5296-CA October 24, 2019 N/A
Fire Getty Fire FM-5297-CA October 28, 2019 N/A
Biological Covid-19 Pandemic
EM-3428-CA
DR-4482-CA
CA20-01
March 13, 2020
March 22, 2020
March 4, 2020
Workforce functions/dayto-day transition; economic
impact
Fire Bobcat Fire FM-5374-CA September 13, 2020 N/A
Fire Wildfires DR-4569-CA October 16, 2020 N/A
Flood Severe Winter Storms,
Flooding, and Mudslides EM-3591-CA January 9, 2023 N/A
Flood
Severe Winter Storms,
Flooding, Landslides, and
Mudslides
DR-4683-CA
CA23-1
January 14, 2023
January 4, 2023 N/A
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-16
Type of Event Declaration Title
State or Federal
Disaster # Declaration Date Damage Assessment
Flood
Severe Winter Storms,
Flooding, Landslides, and
Mudslides
EM-3592-CA
CA23-3
March 10, 2023
March 1, 2023 N/A
Severe Storm
Severe Winter Storms,
Straight-Line Winds, Flooding,
Landslides, and Mudslides
DR-4699-CA April 3, 2023 Storm drain damage;
Isolated landslide
Severe Storm
Severe Winter Storms,
Tornadoes, Flooding,
Landslides, and Mudslides
DR-4769-CA April 13, 2024 N/A
Fire Bridge Fire FM-5537-CA September 11, 2024 N/A
Fire Franklin Fire FM-5548-CA December 10, 2024 N/A
Fire Palisades Fire FM-5549-CA January 7, 2025 Reduced air quality Fire Hurst Fire FM-5551-CA January 8, 2025 N/A
Fire Eaton Fire FM-5550-CA January 8, 2025 Reduced air quality Fire Wildfires And Straight-Line
Winds DR-4856-CA January 8, 2025 N/A
Fire Canyon Fire FM-5605-CA August 8, 2025 N/A
5.7.2 Hazard Ranking
The prioritization and categorization of identified hazards for Rolling Hills Estates is based principally on the Priority Risk Index (PRI), a tool used to measure the degree of risk for identified hazards in a particular planning area. The PRI was used to assist the City in identifying hazards that pose the most significant threat. Table 3-12 presents a local ranking of all hazards of concern for which this hazard mitigation plan provides complete risk assessments. As described in detail in Volume 1, the ranking process involves an assessment of the likelihood of occurrence for each hazard, along with its potential impacts on people, property and the economy.
Table 5-12. Hazard Risk Ranking Summary
Hazard
Weighted Risk Factors
PRI
Risk
Probability
Ranking
ImpactSpatial ExtentWarning TimeClimate Change
Drought 1.2 0.3 0.8 0.1 0.4 2.8 Medium
Earthquake 0.9 0.9 0.8 0.4 0.2 3.2 High
Flood 0 0 0 0 0 0 No Risk
Landslide 1.2 0.6 0.6 0.4 0.4 3.2 High
Sea Level Rise 0 0 0 0 0 0 No Risk
Severe Weather - Heat Wave 0.9 0.6 0.8 0.1 0.4 2.8 Medium Severe Weather - Strong Wind 1.2 0.6 0.8 0.1 0.4 3.1 High Tsunami 0 0 0 0 0 0 No Risk
Wildfire 0.6 0.6 0.4 0.4 0.4 2.4 Medium
Note: PRI Value 1 to 1.9 = Low Hazard Risk Ranking
PRI Value 2.0 to 2.9 = Medium Hazard Risk Ranking
PRI Value 3.0 to 4.0 = High Hazard Risk Ranking
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-17
5.7.3 Jurisdiction-Specific Vulnerabilities
Volume 1 of this hazard mitigation plan provides complete risk assessments for each identified hazard of concern. This section provides information on a few key vulnerabilities for this jurisdiction. Available jurisdiction-specific risk maps of the hazards are provided at the end of this annex (see Figure 5-4 through Figure 5-14).
Repetitive Loss Properties
Repetitive loss records are as follows:
• Number of FEMA-identified Repetitive-Loss Properties: 0 • Number of FEMA-identified Severe-Repetitive-Loss Properties: 0 • Number of Repetitive-Loss Properties or Severe-Repetitive-Loss Properties that have been mitigated: 0
Other Noted Vulnerabilities
The following jurisdiction-specific issues have been identified based on a review of the results of the risk assessment, public involvement strategy, and other available resources:
• No additional vulnerabilities noted.
Mitigation actions addressing these issues were prioritized for consideration in the action plan presented in this annex.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-18
5.8 STATUS OF PREVIOUS PLAN MITIGATION ACTIONS
Table 3-13 summarizes the mitigation actions that were recommended in the prior plan and their implementation status at the time this update was prepared.
Table 5-13. Status of Prior Plan Actions
Action from Prior Plan Comment if Completed
Removed; Identified as a
Current Capability or No
Longer Feasible
Carried Over to Plan Update
Check if Yes
Action # in
Plan Update
MH-1 Integrate the goals and action items from the Joint Natural Hazards Mitigation Plan into existing regulatory documents and programs, where appropriate.
Ongoing Capability Identified as a Current
Capability
Yes RHE-03
MH-2 Identify and pursue funding opportunities to develop and implement local mitigation activities.
• FEMA HMGP
• 2018-Awarded $40,882 in
recovery funds from Cal
OES/FEMA for Disaster
#DR-4305
Identified as a Current
Capability
Yes RHE-03
MH-3 Hazard Mitigation Planning Subcommittee will continue to develop a sustainable process for implementing, monitoring, and evaluating regional mitigation activities.
Ongoing Capability Identified as a Current
Capability
Yes RHE-05
MH-4 Identify, improve, and sustain collaborative programs focusing on, public and private sector organizations, and individuals to avoid activity that increases risk to natural hazards.
• Cal Water – Palos Verdes Peninsula Water Reliability
Project.
• Southern California Edison PSPS
• Southern California Gas Company programs.
Ongoing Capability Identified as a Current
Capability
Yes RHE-06
MH-5 Develop public and private partnerships to foster natural hazard mitigation program coordination and collaboration with the City’s Hazard Mitigation Subcommittee.
• Continue Waste Management disposal of brush
clearance material and curb side pickup of hazardous
waste
Ongoing Capability Identified as a Current
Capability
Yes RHE-02
MH-6 Develop inventories of critical facilities and infrastructure. • Assess structural vulnerability to the identified hazards and prioritize mitigation projects.
Ongoing Capability Identified as a Current
Capability
Yes RHE-04
MH-7 Strengthen emergency management program with
maintained plans, training, and exercises.
Ongoing Capability Identified as a Current
Capability
Yes RHE-05
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-19
Action from Prior Plan Comment if Completed
Removed; Identified as a
Current Capability or No
Longer Feasible
Carried Over to Plan Update
Check if Yes
Action # in
Plan Update
• Completion and ongoing review of our Continuity and
Operations Plan
• Development of Horse Census.
• NIMS/SEMS training for staff and city council
• Disaster drills and exercises for staff.
• Emergency operations training for staff.
• Equine preparedness
• Development of Emergency Operations Plan and COOP.
• CERT Trainings for community.
MH-8 Develop, enhance, and implement education programs aimed at mitigating natural hazards, and reducing the risk to citizens, public agencies, private property owners, businesses, and schools.
• “Nextdoor” is a social network that enables neighbors to communicate with each other and allows the City to
post important information during times of emergency.
• Launched Social Media Platforms/City Accounts- FB,
ND, IG, Twitter – (as above reasoning for use)
• Annual Preparedness Expo – Large scale event
promoting
• emergency preparedness.
• Launched Mass Notification System –
Nixle/Everbridge. Alert system used for urgent
notifications & advisories. Ability to apply IPAWS.
• Setting up emergency webpage.
- Identified as a Current
Capability as it is part of
the City’s day-to-day
operations
- -
MH-9 Use updated technical knowledge and tools to inform the public of hazard potential.
• Safety Element Update, website, City newsletter
• Nixle / Everbridge – Mass Notification System.
• Social Media Platforms (FB, ND, IG, Twitter)
• E-notify (city e-mail list).
Ongoing Capability Identified as a Current
Capability
Yes RHE-26
MH-10 Maintain hazard warning systems to ensure
effectiveness and efficiency and increase coordination between local jurisdictions and emergency service providers.
• Alert LA (Sheriff’s Dept)
• Los Angeles County Regional Interoperability
Community System
Ongoing Capability Identified as a Current
Capability
Yes RHE-06
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-20
Action from Prior Plan Comment if Completed
Removed; Identified as a
Current Capability or No
Longer Feasible
Carried Over to Plan Update
Check if Yes
Action # in
Plan Update
• South Bay Alerts – Regional Multijurisdictional
Notification System.
MH-11 Develop an Evacuation Plan as a Function-Specific Annex to the Emergency Operations Plan.
• Development of EOP
• Identifying exits and entrances of Peninsula.
Ongoing Capability Identified as a Current
Capability
Yes RHE-26
MH-12 Develop Pre-Disaster Recovery Plan including priorities for restoration of the community’s infrastructure and vital public facilities following a disaster.
• Development of COOP (Continuity of Operations Plan).
Ongoing Capability Identified as a Current
Capability
Yes RHE-22
MH-13 Adopt and implement State Building Code Chapter 34. • Develop policy for government to determine what
reconstruction criteria should be applied to structures damaged during a disaster. Develop additional zoning,
building and reconstruction policies and requirements
in the local government development and building
codes for post-disaster situations (Post-Disaster
Recovery Plan).
Ongoing Capability Identified as a Current
Capability
Yes RHE-26
MH-14 Develop and implement programs to coordinate
maintenance and mitigation activities to reduce risk to public infrastructure.
• Safety Element Update
• Promote emergency preparedness through public
awareness campaigns (social media, annual
emergency expo. And newsletters).
Ongoing Capability Identified as a Current
Capability
Yes RHE-26
MH-15 Maintain information on website and cable access
channels to include information specific to residents, building code information, and educational information on damage prevention.
Completed task; now maintaining. Remove – action has been completed
- -
MH-16 Incorporate the building and infrastructure inventory into the Mitigation Plan update.
• Incorporate future building inventory revisions into
future updates of the Mitigation Plan.
Completed 2012. Remove – action has been
completed
- -
MH-17 Educate City staff on federal cost-share & grant
programs, and other related federal programs so the full array of assistance available is understood.
• Attend Cal OES and FEMA workshops and briefings
including Notice of Interests (NOI).
Ongoing Capability Identified as a Current
Capability as it is part of
the City’s day-to-day
operations
- -
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-21
Action from Prior Plan Comment if Completed
Removed; Identified as a
Current Capability or No
Longer Feasible
Carried Over to Plan Update
Check if Yes
Action # in
Plan Update
• LA County programs – South Bay Cities Council of
Governments Programs.
MH-18 Update Climate Action Plan.
• To be completed through the South Bay Cities Council
of Governments.
• Energy Efficiency CAP Completed in 2015; Complete
CAP December 2017.
Ongoing Capability Identified as a Current
Capability
Yes RHE-26
MH-19 Update the Continuity of Operations Plan (COOP). Continuity of Operations Plan completed in 2014; updated every
5 years
Identified as a Current
Capability
Yes RHE-22
MH-20 Provide updated mobile communication devices for key personnel.
• Research and purchase updated equipment
• Mobile devices and computer tablets purchased for
department heads, City Management, and key staff.
Ongoing Capability Identified as a Current
Capability as it is part of
the City’s day-to-day
operations
- -
MH-21 Solicit grant funds for emergency supplies. Solicit grant funds for emergency equipment and supplies caches including equine cache and supplies.
• Request for local funding submitted; Safety Element
Update to address appropriate placement of supplies
• Request/solicit grant funding and use General Fund for emergency preparedness supplies and strategic
caches.
Ongoing Capability Identified as a Current
Capability
Yes RHE-23
MH-22 Coordinate with the Los Angeles County Sanitation District to ensure that an appropriate mitigation action plan and disaster response plan is in place for the Palos Verdes Landfill. • Safety Element Update
Ongoing Capability Identified as a Current
Capability
Yes RHE-26
MH-23 Identify neighborhoods in the City that are currently on septic tank systems. Using grant funds, tie into main line sewer system. Mitigation activity to reduce risk to public health, environment, and public/private property and/or infrastructure. • Assess neighborhoods that are currently on septic
systems.
Ongoing Capability Identified as a Current
Capability
Yes RHE-07
MH-24 Purchase of an electric utility cart/ATV for City Maintenance Department. The electric cart/ATV will be used for trail inspections including: weed abatement, trail maintenance, delivery of supplies and tools in the event of an emergency or disaster.
Ongoing Capability Identified as a Current
Capability
Yes RHE-24
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-22
Action from Prior Plan Comment if Completed
Removed; Identified as a
Current Capability or No
Longer Feasible
Carried Over to Plan Update
Check if Yes
Action # in
Plan Update
• Research ATV/Utility vehicles with clean energy
MH-25 Install curb and gutter and/or drywell systems in areas lacking adequate drainage to prevent flooding and ensure stormwater compliance.
• Storm drain tie into existing infrastructure.
Ongoing Capability Identified as a Current
Capability
MH-26 Stabilization work of county sewer line in canyon area of Academy Hill
• Feasibility Study
• Partner with LA County Public Works
Ongoing Capability Identified as a Current
Capability
Yes RHE-12
MH-27 Continue to participate in the National Flood Insurance Program
• Continue through the development review process and
issuance of building permits.
Ongoing Capability Identified as a Current
Capability
Yes RHE-27
MH-28 Fund, Design, and Construct storm drainpipe repairs for infrastructure identified in major need of repair. Work includes relining of priority storm drains to ensure the integrity of the system for flooding purposes, and supports clean and efficient drainage to outlets
• Storm drain assessment completed
• Relining of severe storm drains as first priority.
• Continue improvements on assessed storm drains.
• Continue maintenance on storm drains and outlets.
Ongoing Capability Identified as a Current
Capability
Yes RHE-28
EQ-1 Integrate new earthquake hazard mapping data and
improve technical analysis of earthquake hazards using GIS technology.
• Information to be generated through Safety Element
Update and incorporated into City GIS
Ongoing Capability Identified as a Current
Capability
Yes RHE-01
EQ-2 Encourage seismic strength evaluations of critical facilities and public infrastructure in the City to meet current seismic standards.
Completed evaluation in 2006. Removed – action has been completed
- -
EQ-3 Encourage reduction of nonstructural and structural earthquake hazards in homes, businesses, and government offices through public awareness.
• City Website
• Social Media PSAs and Annual Emergency
Preparedness Expo.
Ongoing Capability Identified as a Current
Capability as it is part of
the City’s day-to-day
operations
- -
WF-1 Encourage development and dissemination of information relating to the fire hazard to help educate and assist builders & Ongoing Capability Identified as a Current
Capability as it is part of
- -
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-23
Action from Prior Plan Comment if Completed
Removed; Identified as a
Current Capability or No
Longer Feasible
Carried Over to Plan Update
Check if Yes
Action # in
Plan Update
homeowners in being engaged in wildfire mitigation activities, and to help guide emergency services during response.
• Materials developed and being distributed on an
ongoing basis and posted on City website.
• 2019 Natural Disaster Town Hall for Peninsula
community – Assembly Member, LA County Fire, Cal
OES, and Utility company presentations.
• Development of LA County’s Ready, Set, Go campaign.
• Social Media PSAs.
• Prepared Peninsula Expo
• National Fire Prevention Week
the City’s day-to-day
operations
WF-2 Continue communication, coordination & collaboration between wildland/urban interface property owners, local planners and fire prevention crews & officials to address risks, existing mitigation measures, and federal assistance programs. • Annual brush clearance coordinated by LA County Fire, LA County Ag Comm Weights and Measures, and City.
Ongoing Capability Identified as a Current
Capability
Yes RHE-10
WF-3 Encourage implementation of wildfire mitigation activities through enforcement in a manner consistent with the goals of promoting sustainable ecological management & community stability.
• Plan Check for fire code compliance, and Planning
Department Code Enforcement and Fire Department
inspections.
Ongoing Capability Identified as a Current
Capability
Yes RHE-09
RHE-10
WF-4 Conduct Annual Fire Department Open House.
• Annual Fire Department Open House at local station
106 – in coordination with City Emergency
Preparedness Expo
Ongoing Capability Identified as a Current
Capability as it is part of
the City’s day-to-day
operations
- -
WF-5 Establish and implement Weed Abatement Enforcement Program.
• Weed abatement notices were mailed to residents
annually with information.
• Properties inspected annually.
Ongoing Capability Identified as a Current
Capability
Yes RHE-11
WF-6 Defensible home and fuel modification model project that shows building changes residents can implement.
• Shows landscape examples of what can be done to
lower wildfire risk (defensible space) on City website.
Ongoing Capability Identified as a Current
Capability as it is part of
the City’s day-to-day
operations
- -
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-24
Action from Prior Plan Comment if Completed
Removed; Identified as a
Current Capability or No
Longer Feasible
Carried Over to Plan Update
Check if Yes
Action # in
Plan Update
WF-7 Participation in the Alert Wildfire Camera program and Fire Detection Network in partnership with neighboring jurisdictions and outside research and/or utility companies.
Ongoing Capability Identified as a Current
Capability
Yes RHE-09
WF-8 Undergrounding of electrical utilities for wildfire prevention.
Ongoing Capability Identified as a Current
Capability
Yes RHE-08
EM-1 Improve knowledge of landslide hazard areas and
understanding of vulnerability and risk to life and property in hazard-prone areas.
• Safety Element Update
• Identified in GIS
Ongoing Capability Identified as a Current
Capability
Yes RHE-03
RHE-04
RHE-05
EM-2 Address construction and subdivision design within steep slopes to reduce the potential adverse impacts from
development.
• Safety Element Update
Ongoing Capability Identified as a Current
Capability
Yes RHE-26
EM-3 Regulate activities in identified potential and historical landslide areas.
• Safety Element Update
Ongoing Capability Identified as a Current
Capability
Yes RHE-01
EM-4 Develop public information programs regarding proper maintenance of steep slopes and surface drainage structures located on private property.
• Safety Element Update
• Sandbags
Ongoing Capability Identified as a Current
Capability as it is part of
the City’s day-to-day
operations
- -
HM-1 Continue to participate in household hazardous waste events and programs.
• Publicize collection sites and events for hazardous
materials monthly.
• Participation in stormwater pollution programs (i.e.
Clean Bay program).
• Waste Management Services
Ongoing Capability Identified as a Current
Capability
Yes RHE-16
HM-2 Develop emergency plans and responses to hazardous material chemical releases.
• Create annex in Emergency Operations Plan.
• Create Standard Operating Procedure for emergency
alerting authorities.
Ongoing Capability Identified as a Current
Capability
Yes RHE-04
HC-1 Establish trainings in response to active shooter incidents. 2018 held a situational awareness training for public, including active shooter component.
o Provide “stop the bleed” training for staff and public.
Ongoing Capability Identified as a Current
Capability
Yes RHE-14
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-25
Action from Prior Plan Comment if Completed
Removed; Identified as a
Current Capability or No
Longer Feasible
Carried Over to Plan Update
Check if Yes
Action # in
Plan Update
o Purchase of tourniquet kits for public facilities.
HC-2 Strengthen Cyber terrorism efforts to protect computer network, operations, and financial harm.
• 24/7 cyber monitoring
• Change out of hardware devices
• Membership and information sharing with (HSIN &
MISAC).
• Cyber security expert for evaluation of vulnerabilities (internal & external)
• Future funding for trainings, malware protection,
software and devices.
Ongoing Capability Identified as a Current
Capability
Yes RHE-15
UR-1 Continue communication, coordination, and collaboration with Southern California Edison for Public Safety Power Shutoff (PSPS) program.
• Held education / awareness meetings for PSPS.
• Ongoing vegetation management, system hardening,
and aerial inspections.
• Create annex in Emergency Operations Plan.
• Create Standard Operating Procedure for emergency
alerting authorities.
• Purchase of generators and City maintenance
equipment for vegetation management.
Ongoing Capability Identified as a Current
Capability
Yes RHE – 18
UR-2 Development of White Paper for all utility companies. • Ongoing education efforts of utility company
preparedness plan and customer contact updates.
• Collaborate with other Peninsula cities and all utility companies for the development of a White Paper.
Ongoing Capability Identified as a Current
Capability
Yes RHE-19
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-26
5.9 HAZARD MITIGATION STRATEGY
This section includes the following components of the mitigation strategy for this jurisdiction:
• Hazard Mitigation Action Plan Matrix
• Mitigation Action Prioritization
• Mitigation Action Classification and Natural Hazards Addressed Table 5-14. Hazard Mitigation Action Plan Matrix
Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
RHE-01 Mitigate current and future land
movement risks affecting public
and private properties through
appropriate land use planning,
regulation, geotechnical review,
and development practices.
Safety and Security Both 1, 3, 4 Lead: City
Community
Development and
Public Works
Dept. & City
Manager’s Office
No Moderate
($50,001 -
$250,000)
Staff Time,
General Fund
Long-Term
(5 or more
years)
RHE-02 Develop a multi‑jurisdictional
Evacuation and Mass Care Plan
that incorporates and
coordinates evacuation routes,
shelter operations, and
communication procedures
across the City and partner
agencies.
Safety and Security;
Communications;
Transportation
Both 1, 2, 3, 5 Lead: City
Manager’s Office
and PVP Cities
Support: LA
County Fire and
Sheriff’s Depts.
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Moderate
($50,001 -
$250,000)
FEMA HMGP
and HMGP
Post-Fire;
Staff Time;
General Fund
Budget
Short-Term
(less than
5 years)
RHE-03 Seek funding to support hazard
mitigation goals and strategies
by identifying and pursuing
funding opportunities to
develop and implement local
mitigation activities identified in
the City’s mitigation strategy.
All Both All Lead: City
Manager’s Office
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Low (less
than $50,000)
FEMA HMGP,
FMA, HMGP
Post-Fire,
HHPD; Staff
Time; CIP
Budget
Short-Term
(less than
5 years)
RHE-04 Develop inventories of critical
facilities, community lifelines,
and infrastructure - Identifying
infrastructure and critical
facility vulnerabilities and useful
lifespan for maintenance,
Safety and Security;
Health and Medical;
Energy;
Communications;
Transportation;
Both 1, 3, 4, 5 Lead: Public
Works /
Community
Development
Department
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
Low to Very
High
FEMA HMGP,
FMA, HMGP
Post-Fire,
HHPD; Staff
Time; CIP
Budget
Short-Term
(less than
5 years)
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-27
Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
improvements and/or
replacement.
Hazardous Materials;
Water Systems
Support: Building
and Safety
isolated or
limited access
RHE-05 Strengthen ongoing emergency
and disaster planning and
training, with a focus on natural
hazards that can impact the
City, to improve preparedness,
response readiness, and
community resilience.
All Both All Lead: City
Manager’s Office
Support: LA
County OEM, LA
County Fire, LA
County LASD, LA
County Animal
Care and Control
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Moderate
($50,001 -
$250,000)
FEMA HMGP;
Staff Time
Short-Term
(less than
5 years)
RHE-06 Maintain hazard and alert
warning systems (Alert South
Bay, Genasys, PVP Wildfire
Cameras, Area G Radio System)
and seek other technological
advances to support emergency
planning efforts.
Safety and Security;
Communications
Both 1, 2, 4 Lead: City
Manager’s Office
Support: LA
County OEM, LA
County Fire, LA
County Sheriff
Depts.
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Low ($0-
$50,000)
FEMA HMGP
Post-Fire;
Staff Time;
General Fund
Short-Term
(less than
5 years)
RHE-07 Identify neighborhoods that are
on a septic tank system and
identify programs, communityled efforts, and potential grant funding opportunities to
connect these neighborhoods
to the municipal sewer system.
This will held in reducing
vulnerability to natural hazards
(flood, earthquake, landslides)
that can cause system failures
during these events.
Health and Medical;
Hazardous Materials;
Water Systems
Existing 5 Lead: Public
Works
Department
Support: LA
County
Sewer/Sanitation
Departments,
Residents
No High
($250,001 - $1
million)
CIP Budget;
Property
Owners
Long-Term
(5 years or
more)
RHE-08 Underground electrical utilities
and/or harden electrical
infrastructure, in partnership
with the utility providers, to
reduce vulnerability to natural
hazards that lead to power
outages and protect critical
infrastructure in the City.
Energy Both 1, 2, 3 Lead: Public
Works and City
Manager’s Office
Support: Electrical
Public Utility
Company – SCE
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Very High
(more than $1
million)
FEMA HMGP;
Staff Time;
CIP Budget
Long-Term
(5 years or
more)
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-28
Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
RHE-09 Maintain and expand
participation in the regional
wildfire detection camera
program with a focus on
mitigating fast-spreading
wildfires through early
detection. Incorporate the use
of AI wildfire camera program
established by the Palos Verdes
Peninsula cities.
Safety and Security Both 3, 4 Lead: City
Manager’s Office,
Public Works
Department
Support: LA
County Fire Dept.
and LA County
Weights and
Measures – weed
abatement
division
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
High
($250,001 - $1
million)
FEMA HMGP
Post-Fire; CIP
Budget
Short-Term
(less than
5 years)
RHE-10 Conduct city fuel reduction
projects (brush clearance,
thinning, mowing) along
evacuation routes, utility
corridors, and wildland -urban
interface areas.
Safety and Security Both All Lead: City
Manager’s Office,
Public Works
Department
Support: LA
County Fire Dept.
and LA County
Weights and
Measures – weed
abatement
division
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Low (less
than $50,000)
FEMA HMGP
Post-Fire; CIP
Budget
Short-Term
(less than
5 years)
RHE-11 Maintain building and safety
code requirements related to
the Los Angeles County Fire
Code. Regardless of location in
the City, all structures and
buildings are subject to codes
required under the Very High
Fire Hazard Severity Zone
(VHFHSZ).
Safety and Security Both 1, 4 Lead: City
Community
Development
Department
Support: City
Public Works, City
Manager’s Office,
LA County Fire
Dept. CAL Fire
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Low (less
than $50,000)
FEMA HMGP
Post-Fire; CIP
Budget
Short-Term
(less than
5 years)
RHE-12 Stabilization work of county
sewer line in canyon area of
Academy Hill to reduce the
potential for sewage spills in
the Canyon area.
Hazardous Materials;
Water Systems
Existing 5 Lead: City Public
Works
Department
Support: County
Public Works
Department / City
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
Moderate to
High (up to $1
million)
Staff Time;
CIP Budget
Long-Term
(5 or more
years)
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-29
Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
Community
Development
Department
isolated or
limited access
RHE-13 Seek grant funding to retrofit /
seismically strengthen critical
facilities and community
lifelines in the City.
Safety and Security Existing 1 Lead: City
Manager’s Office
/ City
Administrative
Services
Department
Support: City
Community
Development
Department
No Low to
Moderate (up
to $250,000)
FEMA HMGP;
Staff Time;
CIP Budget
Long-Term
(5 or more
years)
RHE-14 Continue active shooter/mass
casualty event trainings and for
city staff and public.
Safety and Security;
Health and Medical
N/A 2, 3 Lead: City
Manager’s Office
Support: LA
County Sheriff and
Fire Departments
No Low (less
than $50,000)
Staff Time Short-Term
(less than
5 years)
RHE-15 Strengthen cyber terrorism
efforts to protect computer
network, operations, and
financial harm.
Safety and Security Both 3, 4 Lead:
Administrative
Services
Department
Support: City
Manager’s Office,
CISA (Homeland
Security)
No Low (less
than $50,000)
Staff Time;
CISA –
Homeland
Security
Grants;
General Fund
Budget
Short-Term
(less than
5 years)
RHE-16 Continue to participate and
promote household hazardous
waste events and programs.
Health and Medical;
Hazardous Materials
N/A 2, 3, 5 Lead: City Public
Works
Department
Support: City
Manager’s Office,
County Public
Works Dept., City
contracted waste
hauler
No Low (less
than $50,000)
Staff Time;
Other grant
support from
state or
county
agencies (Cal
Recycle)
Short-Term
(less than
5 years)
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-30
Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
RHE-17 Continue to seek grant
opportunities and funding
related to land movement
issues.
Safety and Security Both 1, 2, 3, 4 Lead: City
Community
Development
Department, City
Manager’s Office
Support: CalOES –
FEMA, County
Office of
Emergency
Management
No Very High ($1
million+)
FEMA HMGP;
Staff Time;
CIP Budget;
CalOES
Long-Term
(5 or more
years)
RHE-18 Conduct an updated equine
census in the City and continue
equine emergency / disaster
preparedness training for
community members.
Safety and Security N/A 2, 3 Lead: City
Manager’s Office
Support: LA
County Animal
Care and Control,
LA County Sheriff
and Fire
Department, PVP
Cities
No Low (less
than $50,000)
Staff Time Short-Term
(less than
5 years)
RHE-19 Maintain and implement Palos
Verdes Peninsula Utility
Whitepaper document.
All Both All Lead: City
Manager’s Office
Support: City
Public Works
Department, PVP
Cities
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Low (less
than $50,000)
Staff Time;
FEMA HMGP
Short-Term
(less than
5 years)
RHE-20 Seek grant opportunities and
programs that support grid
resilience and power
redundancy (i.e., back-up
generators and solar options)
for City infrastructure and
community lifelines.
Energy;
Communications
Both 3, 4 Lead: City
Community
Development /
Public Works
Department, City
Manager’s Office
Support: Public
utility companies
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Moderate
($50,001 -
$250,000)
FEMA HMGP;
FEMA HMGP
Post-Fire;
Staff Time;
CIP Budget
Long-Term
(5 years or
more)
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-31
Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
RHE-21 Hold annual preparedness
event with Palos Verdes
Peninsula regional partners to
promote disaster and
emergency readiness and
preparedness.
All N/A 2, 3 Lead: City
Manager’s Office
Support: Palos
Verdes Peninsula
cities, public
safety partners
(law/fire), public
utility companies,
local non-profit
organizations.
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Low (less
than $50,000)
Staff Time;
Grants
awarded
through utility
partnerships
Short to
LongTerm1
RHE-22 Update City Continuity of
Operations Plan (COOP).
Safety and Security Both 4 Lead: City
Manager’s Office
No Low (less
than $50,000)
Staff Time Short-Term
(less than
5 years)
RHE-23 Solicit grant funding for
emergency supplies and
equipment; community caches
and equine caches.
Safety and Security;
Food, Hydration,
Shelter
New 2, 3 Lead: City
Manager's Office
No Low (less
than $50,000)
FEMA HMGP
Post-Fire;
Staff Time
Short-Term
(less than
5 years)
RHE-24 Solicit grant funding for the
purchase of an off-road vehicle
/ utility cart for trail use for
inspections related to weed
abatement, trail maintenance,
and use of delivery of
supplies/tools in the event of an
emergency or disaster.
Safety and Security;
Food, Hydration,
Shelter;
Transportation
New 2, 3 Lead: City
Manager's Office
Support: City
Community
Services
Department
No Low (less
than $50,000)
FEMA HMGP
Post-Fire;
Staff Time
Short-Term
(less than
5 years)
RHE-25 Where appropriate, support
retrofitting, purchase or
relocation of structures located
in hazard areas, prioritizing
those that have experienced
repetitive losses and/or are in
high- or medium-risk hazard
areas.
Food, hydration, shelter;
Energy;
Communications;
Transportation
Existing 1, 2 Lead: City
Manager's Office
Support: City
Community
Services
Department
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Very High
($1,000,000
and above)
FEMA HMGP
and FEMA
FMA, Staff
Time, CIP
Budget
Long-Term
(5 years or
more)
RHE-26 Integrate the hazard mitigation
plan into other plans,
ordinances and programs that
dictate land use decisions in the
community, including:
• Codes and Ordinances
Safety and Security;
Communications;
Transportation; and
Both 4 Lead: City
Manager's Office
Support: City
Community
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
Low ($0-
$50,000)
Staff Time,
General Fund
Short-Term
(less than
5 years)
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-32
Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
• General Plan / Safety Plan
Element
• EOP
• Climate Action Plan
Services
Department
isolated or
limited access
RHE-27 Continue to maintain good
standing and compliance under
the NFIP through implementation
of floodplain management
programs that, at a minimum,
meet the NFIP requirements:
• Evaluate the current
floodplain ordinance to
determine if updates are
needed
• Upon FEMA flood map
revisions, update and adopt
the City’s floodplain
ordinance
All located in the
floodplain
Both 1, 2, 4 Lead: City
Manager's Office
Support: City
Community
Services
Department
Yes – older
adults or
seniors;
disabled or
mobility
impaired;
isolated or
limited access
Low ($0-
$50,000)
Staff Time,
General Fund
Short-Term
(less than
5 years)
RHE-28 Actively participate in the plan
maintenance protocols outlined in
Volume 1 of this hazard
mitigation plan.
N/A N/A 2, 4 Lead: City
Manager's Office
Support: City
Community
Services
Department
No Low ($0-
$50,000)
Staff Time,
General Fund
Short-Term
(less than
5 years)
Table 5-15. Mitigation Action Prioritization
Action Number
Life SafetyProperty ProtectionCost-EffectivenessTechnically FeasibleLegal AuthorityFunding Available Grant Eligible
EnvironmentalClimate ChangeEquity Priority CommunityAdministrative CapacityMulti-HazardTimelineOther Local ObjectiveSupport Policies Total
Score Priority
RHE-01 3 3 3 3 0 0 1 3 1 1 1 3 0 3 1 26 Medium
Palos Verdes Peninsula | Multi
-Jurisdictional Local Hazard Mitigation Plan
BLACK & VEATCH | Rolling Hills Estates5-33
Action Number
Life SafetyProperty ProtectionCost-EffectivenessTechnically FeasibleLegal AuthorityFunding Available Grant Eligible
EnvironmentalClimate ChangeEquity Priority CommunityAdministrative CapacityMulti-HazardTimelineOther Local ObjectiveSupport Policies Total
Score Priority
RHE-02313330110313333 31 High
RHE-03113333313333333 39 High
RHE-04333310313333333 38 High
RHE-05333330111333333 36 High
RHE-06
333331111333333 37 High
RHE-07
011110111013133 18 Medium
RHE-08
331110113313013 25 Medium
RHE-09
333333303133333 40 High
RHE-10
333331333030333 37 High
RHE-11333331111031331 30 High
RHE-12001110110011033 13 Low
RHE-13333130100010033 21 Medium
RHE-14303331100031333 27 Medium
RHE-15003331100030333 23 Medium
RHE-16113333330033333 35 High
RHE-17333110011010033 20 Medium
RHE-18303333100031333 29 Medium
RHE-19313301131333333 34 High
RHE-20313131111033033 27 Medium
RHE-21113333300333333 35 High
RHE-22103330100133333 27 Medium
RHE-23301130100033333 24 Medium
RHE-24113330100133333 28 Medium
RHE-25
333331313311111 31 High
RHE-26
333331011331331 32 High
RHE-27
333331011331311 30 Medium
RHE-28
333331011333311 32 High
Note: 31 or more = High Priority
15 to 30 = Medium Priority
0 to 14 = Low Priority
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-34
Table 5-16. Mitigation Action Classification and Natural Hazards Addressed Action
Mitigation Classification Natural Hazards
Local Plans and RegulationsStructure and Infrastructure ProjectsEducation and Awareness ProgramsNatural Systems ProtectionClimate ResiliencyCommunity Capacity BuildingDroughtEarthquakeFloodLandslideSea Level RiseSevere Weather –
Heat WaveSevere Weather
–
Strong WindTsunamiWildfire
RHE-01 X X X X
RHE-02 X X X X X X X
RHE-03 X X X X X X X X X X X X X X X
RHE-04 X X X X X X X X X X X X X X X
RHE-05 X X X X X X X X X X X X X X X
RHE-06 X X X X X X X X X X X X
RHE-07 X X X X X X X
RHE-08 X X X X X X X X
RHE-09 X X X X X X
RHE-10 X X X X X X
RHE-11 X X X X X
RHE-12 X X X X
RHE-13 X X
RHE-14 X X
RHE-15 X X
RHE-16 X X X
RHE-17 X X X X
RHE-18 X X X X X X X
RHE-19 X X X X X X X X X X X
RHE-20 X X X X X X X X
RHE-21 X X X X X X X X X X X X
RHE-22 X X X X X X X X X X X
RHE-23 X X X X X X X X
RHE-24 X X X X X X X
RHE-25 X X X X
RHE-26 X X X X X X X X X X
RHE-27 X X
RHE-28 X X X X X X X X X X X
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-35
5.10 PUBLIC OUTREACH
Table 5-17. Public Outreach
Local Outreach Activity Date
Number of
People Involved
Social Media Outreach (Facebook,
Instagram, X)
September 12, 2025; September
17, 2025; November 3, 2025;
January 8, 2026; January 15, 2026
Approximately 2,600
accounts follow RHE social
media platforms
Website post – On the City’s Emergency
Preparedness webpage, the City posted
about the 2026 update and provided a
link to the survey.
September 12, 2025
Static / Dedicated Webpage
Hundreds of people view the
City’s website
City E-Newsletters September 24, 2025; September
16, 2025; October 15, 2025;
October 29, 2025; December 2,
2025, January, 14, 2025
Regional PVP Webpage: PVPready.gov
MJHMP dedicated webpage
Static / Dedicated Webpage
City Celebration Event – Informational
Booth
September 13, 2025
Prepared Peninsula Expo Event
MJHMP Informational Booth / Direct
Outreach/Engagement
October 26, 2025
Community Stakeholder Meetings June 11, 2025, July 8, 2025, September 10, 2025, November 20,
2025, February 11, 2025
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-36
Figure 5-3. City Facebook Post from January 15, 2026
Source: City of Rolling Hills Estates 2026
5.11 INFORMATION SOURCES USED FOR THIS ANNEX
The following technical reports, plans, and regulatory mechanisms were reviewed to provide information for this annex.
• City Website. The City website was used to support the development and compilation of the jurisdictional annex.
• City Codes. The City code website was used to help identify and review the capabilities of the City.
• Plans. Available plans on the City website were reviewed to help prepare the capabilities portion of the annex and identified integration opportunities and potential mitigation actions.
The following outside resources and references were reviewed:
• Hazard Mitigation Plan Annex Development Toolkit. The toolkit was used to support the identification of past hazard events and noted vulnerabilities, the risk ranking, and the development of the mitigation action plan.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-37
Figure 5-4. Earthquake Hazard Map – 100-Year Probability Earthquake Scenario
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-38
Figure 5-5. Earthquake Hazard Map – Compton M7.45 Earthquake Scenario
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-39
Figure 5-6. Earthquake Hazard Map – Palos Verdes M7.38 Earthquake Scenario
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-40
Figure 5-7. Earthquake Hazard Map – Redondo Canyon M6.65 Earthquake Scenario
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-41
Figure 5-8. Flood Hazard Map – FEMA Flood Hazard Areas
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-42
Figure 5-9. Landslide Hazard Map – Landslide Occurrences
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-43
Figure 5-10. Landslide Hazard Map – Landslide Susceptibility
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-44
Figure 5-11. Landslide Hazard Map – Steep Slope Areas
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-45
Figure 5-12. Liquefaction Hazard Map – Liquefaction Susceptibility
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-46
Figure 5-13. Liquefaction Hazard Map – NEHRP Seismic Site Class
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Rolling Hills Estates 5-47
Figure 5-14. Wildfire Hazard Map – Fire Hazard Severity Zones
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-48
6. ABALONE COVE LANDSLIDE ABATEMENT
DISTRICT
Figure 6-1. ACLAD Drill Rig Arrival
Source: (Abalone Cove Landslide Abatement District 2022)
6.1 LOCAL HAZARD MITIGATION PLANNING TEAM
Table 6-1. Local Planning Team
Primary Point of Contact Alternate Point of Contact
Name and Title: Gordon Leon Jim Knight
Address: 63 Narcissa Dr. RPV CA 90275 5 Cinnamon Ln. RPV CA 90275 Phone Number: 310/463-9240 310/714-8622
Email: [email protected] [email protected]
Contributors:
Name and Title:
Method of Participation:
Gordon Leon, Chair ACLAD
Input from ACLAD records
Name and Title: Jim Knight Board Member ACLAD
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-49 Method of Participation: Input from ACLAD records
6.2 JURISDICTIONAL PROFILE
Overview
The Abalone Cove Landslide Abatement District (ACLAD) is a “geologic hazard abatement district" created by the City of Rancho Palos Verdes and residences of the Abalone Cove community under special legislation passed by the California Legislature in l980 for the “purposes of prevention, mitigation, abatement or control” of the Abalone Cove landslide. It was the first geohazard abatement district created in the state (GHAD). The District is governed by five elected Directors, which serve for a term of four years. Under the California Improvement Act of 1911, the District may assess properties benefiting from the mitigation or abatement efforts for the cost of the improvements (Abalone Cove Landslide Abatement District 2022).
ACLAD is broadly responsible for abatement efforts to prevent movement of the Abalone Cove landslide.
The most effective measurement is the dewatering wells and currently, the district operates and maintains the dewatering wells. These include wells drilled during the formation of ACLAD by the interim homeowner’s association, wells drilled under the authority of ACLAD, funded by issuance of a bond, and wells drilled by the City. ACLAD also monitors the groundwater elevation, including periodic re-drilling.
Annual, ACLAD monitors the Global Positioning System (GPS) stations measurements for evidence of possible slide movement and works with the City of Rancho Palos Verdes to maintain the storm drain culvert extending beneath Palos Verdes Drive South. Due to the dewatering wells, the groundwater table within and immediately upslope of the landslide has been lowered significantly. This can halt or slow the movement except during periods of exceptional rainfall and has increased the stability of the Abalone Cove Landslide. The District conducts or contracts investigations related to the geology, rainwater discharge and groundwater flow in the area to aid in evaluating and developing abatement efforts (Abalone Cove Landslide Abatement District 2022).
Assets
Table 6-2 summarizes the critical assets of the district and their value.
Table 6-2. Special Purpose District Assets
Asset Value
Property
30 Dewatering wells $3.75 million
3,000 Ft. of Drainage lines $300.000
Critical Infrastructure and Equipment
Monitoring wells, camera, sensors $25,000
30 Generators $27,000
Critical Facilities
No facilities owned by ACLAD-some equipment stored
at personal property
TOTAL: $4,102,000
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-50
6.3 CAPABILITY ASSESSMENT
6.3.1 Planning and Regulatory Capabilities
Jurisdictions develop plans and programs and implement rules and regulations to protect and serve residents. When effectively prepared and administered, these plans, programs and regulations can support the implementation of mitigation actions. The following existing codes, ordinances, policies, programs or plans are applicable to this hazard mitigation plan:
• Rancho Palos Verdes Ordinance No. 108 – requires the approval of environmental assessments, environmental impact reports, conditional use permits, and tentative maps prior to the issuing of permits in areas located within mapped landslide areas. • The Creepy (Slow Moving) Landslides of the Portuguese Bend Area - 2014
6.3.2 Fiscal Capabilities
Assessing a jurisdiction’s fiscal capability provides an understanding of the ability to fulfill the financial needs associated with hazard mitigation projects. This assessment identifies both outside resources, such as grant funding eligibility, and local jurisdictional authority to generate internal financial capability, such as through impact fees. An assessment of fiscal capabilities is presented in Table 6-3.
Table 6-3. Fiscal Capabilities
Financial Resource Accessible or Eligible to Use?
Community Development Block Grants No
Capital Improvements Project Funding Yes
Authority to Levy Taxes for Specific Purposes Yes
User Fees for Water, Sewer, Gas or Electric Service Yes If yes, specify: Annual District assessment fee for mitigation measures based upon adopted budget Incur Debt through General Obligation Bonds No
Incur Debt through Special Tax Bonds No
Incur Debt through Private Activity Bonds No
State-Sponsored Grant Programs No
Development Impact Fees for Homebuyers or Developers No Federal Grant Programs No
Other City of RPV loan Yes
If yes, specify: $1.6 million loan to be repaid by ACLAD to the City of RPV with interest
6.3.3 Administrative and Technical Capabilities
Planning regulatory, and fiscal capabilities provide the backbone for successfully developing a mitigation strategy; however, without the appropriate personnel, the strategy may not be implemented.
Administrative and technical capabilities focus on the availability of personnel resources responsible for implementing all the facets of hazard mitigation. These resources include technical experts, such as engineers and scientists, as well as personnel with capabilities that may be found in multiple departments, such as grant writers. An assessment of administrative and technical capabilities is presented in Table 6-4.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-51 Table 6-4. Administrative and Technical Capabilities
Staff/Personnel Resource Available? Department/Agency/Position Planners or engineers with knowledge of
land development and land management
practices
No -
Engineers or professionals trained in building
or infrastructure construction practices
Yes Contractors with expertise in construction
practices and RPV City Public Works
Planners or engineers with an understanding
of natural hazards
Yes Local contractors that understand landslide
mitigation and City of RPV Public Works. ACLAD
and City geologists
Staff with training in benefit-cost analysis No -
Surveyors No -
Personnel skilled or trained in GIS
applications
yes City of RPV staff
Scientist familiar with natural hazards in
local area
Yes Contract with a geologist with extensive
knowledge of local landslide as well as City
Geologists
Emergency manager No -
Grant writers No -
Procurement Services and Management No -
Other Yes Contractors with expertise in drilling dewatering wells
6.3.4 Education and Outreach Capabilities
Regular engagement with the public on issues regarding hazard mitigation provides an opportunity to directly interface with community members. Assessing the education and outreach capability illustrates the connection between the government and community members, which opens a two-way dialogue that can result in a more resilient community, based on awareness and engagement. An assessment of education and outreach capabilities is presented in Table 6-5.
Table 6-5. Education and Outreach Capabilities
Criterion Response
Do you have a public information officer or communications office? No Do you have personnel skilled or trained in website development? Yes Do you have hazard mitigation information available on your website? Yes If yes, briefly describe: Our website and monthly meetings keep the district members updated on landslide mitigations
Do you use social media for hazard mitigation education and outreach? Yes If yes, briefly describe: Email notifications to District members of projects and monthly Board zoom meetings
Do you have any citizen boards or commissions that address issues related to hazard mitigation?
Yes
If yes, briefly describe: ACLAD Board of Directors
Do you have any other programs in place that could be used to communicate hazard-related information?
Yes
If yes, briefly describe: Website; clerk outreach to community; monthly Board meetings open to the public Do you have any established warning systems for hazard events? No
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-52
6.3.5 Adaptive Capacity for Climate Change
Table 6-6. Adaptive Capacity for Climate Change
Criterion
Jurisdiction
Ratinga
Technical Capacity
Jurisdiction-level understanding of potential climate change impacts High Comment: District fully understands that above average rain can impact land stability Jurisdiction-level monitoring of climate change impacts High Comment: District monitors local rainfall data which can affect land stability Technical resources to assess proposed strategies for feasibility and externalities Medium Comment: Estimates of general rainfall data may not translate to specific areas of land stability Jurisdiction-level capacity for development of greenhouse gas emissions inventory Low Comment: ACLAD mitigations do not abate GHGs nor a consideration in ongoing programs Capital planning and land use decisions informed by potential climate impacts Medium Comment:
Higher than normal rainfall is a red flag for land movement but mitigation measures are an ongoing process even if during a low rainfall season. Land movement can continue for years after one heavy rain season.
Participation in regional groups addressing climate risks High Comment: ACLAD works closely with the City of RPV in assessing risks with GPS and geotechnical advise Implementation Capacity
Clear authority/mandate to consider climate change impacts during public decision-making processes
High
Comment: ACLAD Board has full authority to implement mitigation measures for above average rainfall Identified strategies for greenhouse gas mitigation efforts low Comment: No strategies for GHG mitigation
Identified strategies for adaptation to impacts High
Comment: Dewatering wells and drainage lines to ocean, surface drainage, fill fissures Champions for climate action in local government departments low Comment: No climate program with local government departments Political support for implementing climate change adaptation strategies High Comment: All mitigation strategies must have at least 51% approval by the District members per Prop. 218 Financial resources devoted to climate change adaptation Medium Comment: District fees fund many mitigation measures but not all mitigation measures can be implemented due to financial restraints
Local authority over sectors likely to be negatively impacted High Comment: ACLAD Board Members have full authority to implement mitigation measures Public Capacity
Local residents’ knowledge of and understanding of climate risk Medium Comment: Most local residents understand the relationship of above average rainfall and land stability but some technical geology information needs explanation by experts Local residents’ support of adaptation efforts High
Comment: Most residents support the efforts of ACLAD
Local residents’ capacity to adapt to climate impacts Low Comment: Some have lost homes, some have moved due to fear, some are staying and supporting foundations. In general landslides cause great stress on families.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-53 Criterion
Jurisdiction
Ratinga
Local economy current capacity to adapt to climate impacts medium Comment: Some roads get closed affecting District members getting to work. Others have lost their home equity entirely. Others are spending 10s to 100s thousand dollars to save their home.
Local ecosystems capacity to adapt to climate impacts unsure Comment: Unknown
a. High = Capacity exists and is in use; Medium = Capacity may exist but is not used or could use some improvement; Low = Capacity does not exist or could use substantial improvement; Unsure= Not enough information is known to assign a rating.
6.4 INTEGRATION
For hazard mitigation planning, “integration” means that hazard mitigation information is used in other relevant planning mechanisms, such as capital facilities planning, and that relevant information from those sources is used in hazard mitigation. This section identifies where such integration is already in place, and where there are opportunities for further integration in the future. Resources listed at the end of this annex were used to provide information on integration. The progress reporting process described in Volume 1 of the hazard mitigation plan will document the progress of hazard mitigation actions related to integration and identify new opportunities for integration.
6.4.1 Existing Integration
Some level of integration has already been established between local hazard mitigation planning and the following other local plans and programs:
• Rainfall data, GPS data program, water level monitoring program and geologists input help with implementing ACLAD mitigation program which includes dewatering wells, drainage lines to the ocean, addressing surface drainage, filling fissures.
• There are 9 dewatering wells in operation and extract water at a rate of approximately 250 gallons per minutes.
• ACLAD is finalizing the electrical supply for several dewatering wells. • ACLAD installed two monitoring wells with piezometers. • Ongoing repairs and drainage line improvements throughout the district.
6.4.2 Opportunities for Future Integration
The capability assessment in this annex indicates opportunities to integrate this mitigation plan with other jurisdictional planning/regulatory capabilities. Capabilities were identified as integration opportunities if they can support or enhance the actions identified in this plan or be supported or enhanced by components of this plan. The capability assessment identified the following plans and programs that do not currently integrate hazard mitigation information but provide opportunities to do so in the future:
• ACLAD utilizes city GPS and Heat Map data to help plan our mitigation measures. Future planning and capital improvement projects can be better coordinated with the City of RPV.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-54
6.5 RISK ASSESSMENT
6.5.1 Jurisdiction-Specific Natural Hazard Event History Table 6-7 lists past occurrences of natural hazards for which specific damage was recorded in this jurisdiction. Other hazard events that broadly affected the entire planning area, including this jurisdiction, are listed in the risk assessments in Volume 1 of this hazard mitigation plan.
Table 6-7. Past Natural Hazard Events
Type of Event Declaration Title
State or Federal
Disaster # Declaration Date Damage Assessment
Flood Severe Winter Storms,
Flooding, and Mudslides EM-3591-CA January 9, 2023 Triggered earth movements in the District Flood
Severe Winter Storms,
Flooding, Landslides, and
Mudslides
DR-4683-CA
CA23-1
January 14, 2023
January 4, 2023
Triggered earth
movements in the District
Flood
Severe Winter Storms,
Flooding, Landslides, and
Mudslides
EM-3592-CA
CA23-3
March 10, 2023
March 1, 2023
Triggered earth
movements in the District
Severe Storm
Severe Winter Storms,
Straight-Line Winds, Flooding,
Landslides, and Mudslides
DR-4699-CA April 3, 2023
Triggered earth
movements in the District
Severe Storm
Severe Winter Storms,
Tornadoes, Flooding,
Landslides, and Mudslides
DR-4769-CA April 13, 2024
Triggered earth
movements in the District
1.1.1 Hazard Ranking
The prioritization and categorization of identified hazards for ACLAD is based principally on the Priority Risk Index (PRI), a tool used to measure the degree of risk for identified hazards in a particular planning area. The PRI was used to assist ACLAD in identifying hazards that pose the most significant threat.
Table 6-8 presents a local ranking of all hazards of concern for which this hazard mitigation plan provides complete risk assessments. As described in detail in Volume 1, the ranking process involves an assessment of the likelihood of occurrence for each hazard, along with its potential impacts on people, property and the economy.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-55 Table 6-8. Hazard Risk Ranking Summary
Hazard
Weighted Risk Factors
Probability
PRI Risk Ranking
ImpactSpatial ExtentWarning TimeClimate Change
Drought 1.2 0.3 0.8 0.1 0.4 2.8 Medium
Earthquake 0.9 0.9 0.8 0.4 0.2 3.2 High
Flood 0.9 0.3 0.2 0.1 0.4 1.9 Low
Landslide 1.2 0.6 0.6 0.4 0.4 3.2 High
Sea Level Rise 0.9 0.3 0.2 0.1 0.4 1.9 Low
Severe Weather -
Heat Wave 0.9 0.6 0.8 0.1 0.4 2.8 Medium
Severe Weather -
Strong Wind 1.2 0.6 0.8 0.1 0.4 3.1 High
Tsunami 0.6 0.3 0.4 0.1 0.2 1.6 Low
Wildfire 0.9 0.9 0.6 0.4 0.4 3.2 High
Note: PRI Value 1 to 1.9 = Low Hazard Risk Ranking
PRI Value 2.0 to 2.9 = Medium Hazard Risk Ranking
PRI Value 3.0 to 4.0 = High Hazard Risk Ranking
6.5.2 Jurisdiction-Specific Vulnerabilities
Volume 1 of this hazard mitigation plan provides complete risk assessments for each identified hazard of concern. This section provides information on a few key vulnerabilities for this jurisdiction. Available jurisdiction-specific risk maps of the hazards are provided at the end of this annex. The following jurisdiction-specific issues have been identified based on a review of the results of the risk assessment, public involvement strategy, and other available resources:
• The ongoing challenge for ACLAD is funding of much needed mitigation projects. Due to constant land movement, drainage lines break, dewatering wells get sheared off. If a home isn’t a total loss, constant movement causes ongoing damage.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-56
6.6 HAZARD MITIGATION STRATEGY
This section includes the following components of the mitigation strategy for this jurisdiction:
• Hazard Mitigation Action Plan Matrix
• Mitigation Action Prioritization
• Mitigation Action Classification and Natural Hazards Addressed Table 6-9. Hazard Mitigation Action Plan Matrix
Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and
Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
ACLAD01Where appropriate, support
retrofitting, purchase or
relocation of ACLAD-owned
structures located in hazard
areas, prioritizing those that
have experienced repetitive
losses and/or are in high- or
medium-risk hazard areas.
All Both 1, 2 Lead: ACLAD
Support: Rancho
Palos Verdes
Yes Very High
($1,000,000
and above)
FEMA
HMGP,
Annual
Budget
LongTerm
(5 years
or more)
ACLAD02Continue identifying areas to
install deep dewatering wells
in the City of Rancho Palos
Verdes. These wells will be
placed in strategic locations to
relieve water pressure that
causes land movement in the
City.
Safety and Security;
Water Systems
Both 1, 4, 5 Lead: ACLAD
Support: Rancho
Palos Verdes
Yes Very High
($1,000,000
and above)
FEMA
HMGP, CIP
(Rancho
Palos
Verdes),
Annual
Budget
Short to
LongTerm
ACLAD03Purchase generators for
ACLAD-owned dewatering
wells that are in need of
backup power. This would
ensure continuity of
operations and help prevent
movement of landslides.
Energy; Safety and
Security; Water
Systems
1, 4 Lead: ACLAD Yes Moderate
($50,001 -
$250,000)
FEMA
HMGP,
Annual
Budget, CIP
(Rancho
Palos
Verdes)
Short
Term
(less than
5 years)
ACLAD04Actively participate in the plan
maintenance protocols
outlined in Volume 1 of this
hazard mitigation plan.
N/A N/A 1, 3, 4 Lead: ACLAD
Support: Rancho
Palos Verdes
No Low ($0-
$50,000)
Staff Time Short
Term
(less than
5 years)
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-57 Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and
Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
ACLAD05Expand on current
collaboration and coordination
with Rancho Palos Verdes on
future plans and projects,
including mitigation measures
related to landslides.
Safety and Security N/A 1, 2, 3 Lead: ACLAD
Support: Rancho
Palos Verdes
No Low ($0-
$50,000)
Staff Time Short
Term
(less than
5 years)
ACLAD06
Integrate the hazard mitigation
plan into other plans, programs,
and projects that will help in
reducing the impacts of future
hazards, including landslides.
Safety and Security;
Communications;
Transportation; and
Both 4 Lead: ACLAD Yes Low ($0-
$50,000)
Staff Time,
General Fund
ShortTerm (less
than
5 years)
ACLAD07
Water Well Drainage Lines –
Conduct a feasibility study to
identify which drainage lines are
in poor condition and need to be
replaced. Once identified, begin
replacing and installing the
drainage lines.
Safety and Security;
Water Systems
Both 1, 4 Lead: ACLAD
Support: Rancho
Palos Verdes
Yes High
($250,000-$1
million)
Annual
Budget, CIP
(Rancho
Palos
Verdes)
Short to
LongTerm
ACLAD08
Access Road Erosion Mitigation
– Determine and implement
needed measures to prevent
access road erosion from
extreme precipitation events and
earth movements
Safety and Security;
Water Systems
Both 1, 4, 5 Lead: ACLAD
Support: Rancho
Palos Verdes
Yes High
($250,000-$1
million)
Annual
Budget, CIP
(Rancho
Palos
Verdes)
Short to
LongTerm
Table 6-10. Mitigation Action Prioritization
Action
Number
Life SafetyProperty ProtectionCost-EffectivenessTechnically FeasibleLegal AuthorityFunding AvailableGrant EligibleEnvironmentalClimate ChangeEquity Priority CommunityAdministrative CapacityMulti-HazardTimelineOther Local ObjectiveSupport Policies Total
Score Priority
ACLAD-01 3 3 3 3 3 1 3 1 3 3 1 1 1 1 1 31 High
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-58 ACLAD-02 3 3 3 3 1 1 1 1 3 3 3 3 1 1 1 31 High
ACLAD-03 3 3 3 3 3 1 3 0 1 3 3 3 1 1 1 32 High
ACLAD-04 3 3 3 3 3 1 0 1 1 3 3 3 3 1 1 32 High
ACLAD-05 1 1 1 3 3 3 0 1 1 1 3 3 3 3 1 28 Medium
ACLAD-06 3 3 3 3 3 3 0 0 1 1 3 1 3 1 1 29 Medium
ACLAD-07 3 3 3 3 1 1 1 1 3 3 3 3 1 3 1 33 High
ACLAD-08 3 3 3 3 1 1 1 1 3 3 3 3 1 1 1 31 High
Note: 31 or more = High Priority
15 to 30 = Medium Priority
0 to 14 = Low Priority
Table 6-11. Mitigation Action Classification and Natural Hazards Addressed Action
Mitigation Classification Natural Hazards
Local Plans and RegulationsStructure and Infrastructure ProjectsEducation and Awareness ProgramsNatural Systems ProtectionClimate ResiliencyCommunity Capacity BuildingDroughtEarthquakeFloodLandslideSea Level RiseSevere Weather –
Heat WaveSevere Weather
–
Strong WindTsunamiWildfire
ACLAD-01 X X X X X X X X X X X X
ACLAD-02 X X X X X
ACLAD-03 X X X X X X X X X X
ACLAD-04 X X X X X X X X X X X
ACLAD-05 X X X X X
ACLAD-06 X X X X X
ACLAD-07 X X X X X X
ACLAD-08 X X X X X
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Abalone Cove Landslide Abatement District 6-59
PUBLIC OUTREACH
Table 6-12. Public Outreach
Local Outreach Activity Date
Number of
People Involved
Supported combined Planning Partner Outreach – see
Volume 1
Throughout the
planning process
300+
INFORMATION SOURCES USED FOR THIS ANNEX
The following technical reports, plans, and regulatory mechanisms were reviewed to provide information for this annex.
• District Website. The District website was used to populate sections of the annex.
The following outside resources and references were reviewed:
• Hazard Mitigation Plan Annex Development Toolkit. The toolkit was used to support the identification of past hazard events and noted vulnerabilities, the risk ranking, and the development of the mitigation action plan.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-60
7. KLONDIKE CANYON GEOLOGIC HAZARD
ABATEMENT DISTRICT
Figure 7-1. Klondike Pump Readings
Source: (Klondike Canyon Geologic Hazard Abatement District 2025)
7.1 LOCAL HAZARD MITIGATION PLANNING TEAM
Table 7-1. Local Planning Team
Primary Point of Contact Alternate Point of Contact
Name and Title: Steve Cummins, Engineer Nic Grillo, Engineer Phone Number: TBD (323) 286-8918
Email: [email protected] [email protected]
7.2 JURISDICTIONAL PROFILE
Overview
Klondike Canyon Geologic Hazard Abatement District (KCGHAD, aka KCLAD) was formed to manage landslide mitigation measures in the Klondike Canyon landslide area which lies within the greater
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-61 Portuguese Bend Ancient Landslide Complex in Rancho Palos Verdes, CA (Klondike Canyon Geologic Hazard Abatement District 2025).
Geologic Hazard Abatement Districts (GHADs) enabled by the Beverly Act of 1979 (SB 1195), are useful financial mechanisms for reducing hillslope hazards (Kockelman, 1986). The enabling statute, (Division 17 of the Public Resources Code, Sections 26500 – 26654) provides for the formation of local assessment districts for the purpose of prevention, mitigation, abatement, or control of geologic hazards.
The Act broadly defines “geologic hazard” as “an actual or threatened landslide, land subsidence, soil erosion, earthquake, or any other natural or unnatural movement of land or earth” (Klondike Canyon Geologic Hazard Abatement District 2025).
Assets
Table 7-2 summarizes the critical assets of the district and their value.
Table 7-2. Special Purpose District Assets
Asset Value
Property
TBD TBD
Critical Infrastructure and Equipment
TBD TBD
TBD TBD
Critical Facilities
TBD TBD
TBD TBD
TOTAL: TBD
7.3 CAPABILITY ASSESSMENT
7.3.1 Planning and Regulatory Capabilities
Jurisdictions develop plans and programs and implement rules and regulations to protect and serve residents. When effectively prepared and administered, these plans, programs and regulations can support the implementation of mitigation actions. The following existing codes, ordinances, policies, programs or plans are applicable to this hazard mitigation plan:
• Annual Budget
7.3.2 Fiscal Capabilities
Assessing a jurisdiction’s fiscal capability provides an understanding of the ability to fulfill the financial needs associated with hazard mitigation projects. This assessment identifies both outside resources, such as grant funding eligibility, and local jurisdictional authority to generate internal financial capability, such as through impact fees. An assessment of fiscal capabilities is presented in Table 7-3Table 3-5.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-62 Table 7-3. Fiscal Capabilities
Financial Resource Accessible or Eligible to Use?
Community Development Block Grants No
Capital Improvements Project Funding Yes
Authority to Levy Taxes for Specific Purposes Yes
User Fees for Water, Sewer, Gas or Electric Service No
Incur Debt through General Obligation Bonds No
Incur Debt through Special Tax Bonds No
Incur Debt through Private Activity Bonds No
State-Sponsored Grant Programs No
Development Impact Fees for Homebuyers or Developers No Federal Grant Programs No
Other No
7.3.3 Administrative and Technical Capabilities
Planning regulatory, and fiscal capabilities provide the backbone for successfully developing a mitigation strategy; however, without the appropriate personnel, the strategy may not be implemented.
Administrative and technical capabilities focus on the availability of personnel resources responsible for implementing all the facets of hazard mitigation. These resources include technical experts, such as engineers and scientists, as well as personnel with capabilities that may be found in multiple departments, such as grant writers. An assessment of administrative and technical capabilities is presented in Table 7-4.
Table 7-4. Administrative and Technical Capabilities
Staff/Personnel Resource Available? Department/Agency/Position Planners or engineers with knowledge of
land development and land management
practices
TBD TBD
Engineers or professionals trained in building
or infrastructure construction practices
TBD TBD
Planners or engineers with an understanding
of natural hazards
TBD TBD
Staff with training in benefit-cost analysis TBD TBD
Surveyors TBD TBD
Personnel skilled or trained in GIS
applications
TBD TBD
Scientist familiar with natural hazards in
local area
TBD TBD
Emergency manager TBD TBD
Grant writers TBD TBD
Procurement Services and Management TBD TBD
Other TBD TBD
7.3.4 Education and Outreach Capabilities
Regular engagement with the public on issues regarding hazard mitigation provides an opportunity to directly interface with community members. Assessing the education and outreach capability illustrates the connection between the government and community members, which opens a two-way dialogue that
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-63 can result in a more resilient community, based on awareness and engagement. An assessment of education and outreach capabilities is presented in Table 7-5.
Table 7-5. Education and Outreach Capabilities
Criterion Response
Do you have a public information officer or communications office? TBD Do you have personnel skilled or trained in website development? TBD Do you have hazard mitigation information available on your website? Yes If yes, briefly describe: The District maintains a website that provides information about the District, the services they provide, and the projects they are working on.
Do you use social media for hazard mitigation education and outreach? No Do you have any citizen boards or commissions that address issues related to hazard mitigation?
TBD
Do you have any other programs in place that could be used to communicate hazard-related information?
TBD
If yes, briefly describe: TBD
Do you have any established warning systems for hazard events? TBD
7.3.5 Adaptive Capacity for Climate Change
Table 7-6. Adaptive Capacity for Climate Change
Criterion Jurisdiction
Ratinga
Technical Capacity
Jurisdiction-level understanding of potential climate change impacts Low Jurisdiction-level monitoring of climate change impacts Low Technical resources to assess proposed strategies for feasibility and externalities Low Jurisdiction-level capacity for development of greenhouse gas emissions inventory Low Capital planning and land use decisions informed by potential climate impacts Low Participation in regional groups addressing climate risks Low Implementation Capacity
Clear authority/mandate to consider climate change impacts during public decision-making processes
Low
Identified strategies for greenhouse gas mitigation efforts Low Identified strategies for adaptation to impacts Low
Champions for climate action in local government departments Low Political support for implementing climate change adaptation strategies Low Financial resources devoted to climate change adaptation Low Local authority over sectors likely to be negative impacted Low Public Capacity
Local residents’ knowledge of and understanding of climate risk Low Local residents’ support of adaptation efforts Low
Local residents’ capacity to adapt to climate impacts Low Local economy current capacity to adapt to climate impacts Low Local ecosystems capacity to adapt to climate impacts Low a. High = Capacity exists and is in use; Medium = Capacity may exist but is not used or could use some improvement; Low = Capacity does not exist or could use substantial improvement; Unsure= Not enough information is known to assign a rating.
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-64
7.4 INTEGRATION
For hazard mitigation planning, “integration” means that hazard mitigation information is used in other relevant planning mechanisms, such as capital facilities planning, and that relevant information from those sources is used in hazard mitigation. This section identifies where such integration is already in place, and where there are opportunities for further integration in the future. Resources listed at the end of this annex were used to provide information on integration. The progress reporting process described in Volume 1 of the hazard mitigation plan will document the progress of hazard mitigation actions related to integration and identify new opportunities for integration.
7.4.1 Existing Integration
Some level of integration has already been established between local hazard mitigation planning and the following other local plans and programs:
• Maintenance and Improvements—KCGHAD has maintenance and improvement measures in place that help reduce land movement within their district. This includes installing and maintain dewatering wells, dirt removal to reduce soil pressure, monitoring dewatering wells, public education and outreach to residents, and collaboration with local, state, and federal partners.
7.4.2 Opportunities for Future Integration
The capability assessment in this annex indicates opportunities to integrate this mitigation plan with other jurisdictional planning/regulatory capabilities. Capabilities were identified as integration opportunities if they can support or enhance the actions identified in this plan or be supported or enhanced by components of this plan. The capability assessment identified the following plans and programs that do not currently integrate hazard mitigation information but provide opportunities to do so in the future:
• Annual Budget—Prior to the development of the annual budget, the District will review the MJLHMP to identify projects to include in the budget.
7.5 RISK ASSESSMENT
7.5.1 Jurisdiction-Specific Natural Hazard Event History Table 7-7 lists past occurrences of natural hazards for which specific damage was recorded in this jurisdiction. Other hazard events that broadly affected the entire planning area, including this jurisdiction, are listed in the risk assessments in Volume 1 of this hazard mitigation plan.
Table 7-7. Past Natural Hazard Events
Type of Event Declaration Title
State or Federal
Disaster # Declaration Date Damage Assessment
Flood Severe Winter Storms,
Flooding, and Mudslides EM-3591-CA January 9, 2023 Triggered earth movement in the District
Flood
Severe Winter Storms,
Flooding, Landslides, and
Mudslides
DR-4683-CA
CA23-1
January 14, 2023
January 4, 2023
Triggered earth
movement in the District
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-65 Type of Event Declaration Title
State or Federal
Disaster # Declaration Date Damage Assessment
Flood
Severe Winter Storms,
Flooding, Landslides, and
Mudslides
EM-3592-CA
CA23-3
March 10, 2023
March 1, 2023
Triggered earth
movement in the District
Severe Storm
Severe Winter Storms,
Straight-Line Winds, Flooding,
Landslides, and Mudslides
DR-4699-CA April 3, 2023
Triggered earth
movement in the District
Severe Storm
Severe Winter Storms,
Tornadoes, Flooding,
Landslides, and Mudslides
DR-4769-CA April 13, 2024
Triggered earth
movement in the District
1.1.2 Hazard Ranking
The prioritization and categorization of identified hazards for KCGHAD is based principally on the Priority Risk Index (PRI), a tool used to measure the degree of risk for identified hazards in a particular planning area. The PRI was used to assist the City in identifying hazards that pose the most significant threat. Table 7-8 presents a local ranking of all hazards of concern for which this hazard mitigation plan provides complete risk assessments. As described in detail in Volume 1, the ranking process involves an assessment of the likelihood of occurrence for each hazard, along with its potential impacts on people, property and the economy.
Table 7-8. Hazard Risk Ranking Summary
Hazard
Weighted Risk Factors
PRI
Risk
Probability
Ranking
ImpactSpatial ExtentWarning TimeClimate Change
Drought 1.2 0.3 0.8 0.1 0.4 2.8 Medium
Earthquake 0.9 0.9 0.8 0.4 0.2 3.2 High
Flood 0.9 0.3 0.2 0.1 0.4 1.9 Low
Landslide 1.2 0.6 0.6 0.4 0.4 3.2 High
Sea Level Rise 0.9 0.3 0.2 0.1 0.4 1.9 Low
Severe Weather - Heat Wave 0.9 0.6 0.8 0.1 0.4 2.8 Medium Severe Weather - Strong Wind 1.2 0.6 0.8 0.1 0.4 3.1 High Tsunami 0.6 0.3 0.4 0.1 0.2 1.6 Low
Wildfire 0.9 0.9 0.6 0.4 0.4 3.2 High
Note: PRI Value 1 to 1.9 = Low Hazard Risk Ranking
PRI Value 2.0 to 2.9 = Medium Hazard Risk Ranking
PRI Value 3.0 to 4.0 = High Hazard Risk Ranking
7.5.2 Jurisdiction-Specific Vulnerabilities
Volume 1 of this hazard mitigation plan provides complete risk assessments for each identified hazard of concern. This section provides information on a few key vulnerabilities for this jurisdiction. Available jurisdiction-specific risk maps of the hazards are provided at the end of this annex. The following jurisdiction-specific issues have been identified based on a review of the results of the risk assessment, public involvement strategy, and other available resources:
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-66 • Storm drainage improvements to avoid stormwater runoff (Action KCGHAD-04 and 07 in Table 3-14).
• Backup power needed at dewatering wells (Action KCGHAD-05 in Table 3-14). • Additional dewatering wells are needed (Action KCGHAD-03 in Table 3-14). • Ongoing monitoring of district (Action KCGHAD-06, 07, and 08 in Table 3-14).
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-67
7.6 HAZARD MITIGATION STRATEGY
This section includes the following components of the mitigation strategy for this jurisdiction:
• Hazard Mitigation Action Plan Matrix
• Mitigation Action Prioritization
• Mitigation Action Classification and Natural Hazards Addressed Table 7-9. Hazard Mitigation Action Plan Matrix
Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and
Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
KCGHAD01Identify areas in need of
stability improvements. Once
identified, apply for grants and
loans to fund the construction
of the projects.
Safety and Security;
Water Systems;
Transportation
Both 1, 4, 5 Lead: KCGHAD
Support: Rancho
Palos Verdes
Yes Low ($0-
$50,000)
Staff Time,
Annual
Budget
ShortTerm
(less than
5 years)
KCGHAD02Expand coordination efforts
with the City to identify and
implement improvements to
the upper canyon for the
monitoring of drainage and
fissures.
Safety and Security Both 1, 3, 4 Lead: KCGHAD
Support: Rancho
Palos Verdes
No Low ($0-
$50,000)
Staff Time ShortTerm
(less than
5 years)
KCGHAD03Install two dewatering wells at
the base of the slide on the
beach.
Safety and Security;
Water Systems;
Transportation
Both 1, 4 Lead: KCGHAD
Support: Rancho
Palos Verdes
Yes Moderate
($50,001 -
$250,000)
Annual
Budget,
FEMA
HMGP
ShortTerm
(less than
5 years)
KCGHAD04Design and construct the
replacement and realignment
of the storm drain system.
This will replace the existing
48” pipe that was destroyed
with the land movement.
Safety and Security;
Water Systems;
Transportation
Both 1, 4 Lead: KCGHAD
Support: Rancho
Palos Verdes
Yes High
($250,000-
$1 million)
Annual
Budget,
FEMA
HMGP, City
CIP
LongTerm
(5 years
or more)
KCGHAD05Purchase and install backup
generators at dewatering wells
which will provide continuity
of operations and eliminate
downtime during power
outages.
Safety and Security;
Water Systems;
Transportation
Both 1, 4 Lead: KCGHAD
Support: Rancho
Palos Verdes
Yes Moderate
($50,001 -
$250,000)
Annual
Budget,
FEMA
HMGP
ShortTerm
(less than
5 years)
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-68 Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and
Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
KCGHAD06Expand current public
outreach programs to
residents regarding restraint
of overwatering and how to
report fissuring or other land
movement to the District.
N/A Both 1, 2, 3 Lead: KCGHAD
Support: Rancho
Palos Verdes
Yes Low ($0-
$50,000)
Staff Time ShortTerm
(less than
5 years)
KCGHAD07Conduct a feasibility study to
identify areas in need of
drainage systems. This will
include coordination with the
City, County Flood Control
District, Corp of Engineers, LA
County Sanitation District, and
other agencies. Once the
study is complete, the District
will work with the agencies to
develop a timeline and
prioritize projects to begin
implementation. These
improvements will help
stabilize the Klondike
Landslide.
Safety and Security;
Water Systems;
Transportation
Both 1, 3, 4 Lead: KCGHAD
Support: Rancho
Palos Verdes,
County Flood
Control District,
Corp of
Engineers, LA
County
Sanitation
District
Yes Very High
($1,000,000
and above)
Staff Time,
Rancho
Palos
Verdes,
Annual
Budget
LongTerm
(5 years
or more)
KCGHAD08Install rain gauges throughout
the District to assist in
monitoring the weather and to
identify which areas need to
be monitored for any signs of
movement.
Safety and Security;
Water Systems
Both 1, 4 Lead: KCGHAD
Support: Rancho
Palos Verdes
Yes Low ($0-
$50,000)
Staff Time,
Annual
Budget
ShortTerm
(less than
5 years)
KCGHAD09Where appropriate, support
retrofitting, purchase or
relocation of district
structures located in hazard
areas, prioritizing those that
have experienced repetitive
losses and/or are in high- or
medium-risk hazard areas.
N/A Existing 1 Lead: KCGHAD Yes Very High
($1,000,000
and above)
Annual
Budget,
FEMA
HMGP
LongTerm
(5 years
or more)
KCGHAD10Integrate the hazard
mitigation plan into other local
plans and programs including:
• Annual budgets
• Engineer Reports
N/A N/A 4 Lead: KCGHAD No Low ($0-
$50,000)
Staff Time,
Annual
Budget
ShortTerm
(less than
5 years)
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-69 Action
Number Action Description
Community Lifeline
Addressed
Benefits
New or
Existing
Assets Goals Met
Lead and
Support
Implementers
Benefits Equity
Priority
Community?
Estimated
Cost
Potential
Funding
Sources Timeline
KCGHAD11Identify and pursue strategies
to increase adaptive capacity
to climate change including
but not limited to the
following:
• Integrate climate change
projections into the
design of projects to
increase their project
useful life.
• Elevate electrical
equipment above the
base flood elevation.
N/A N/A 4, 5 Lead: KCGHAD
Support: Rancho
Palos Verdes
No Low ($0-
$50,000)
Staff Time ShortTerm
(less than
5 years)
KCGHAD12Actively participate in the plan
maintenance protocols
outlined in Volume 1 of this
hazard mitigation plan.
N/A N/A 3 Lead: KCGHAD
Support: Rancho
Palos Verdes
No Low ($0-
$50,000)
Staff Time ShortTerm
(less than
5 years)
Table 7-10. Mitigation Action Prioritization
Action Number
Life SafetyProperty ProtectionCost-EffectivenessTechnically FeasibleLegal AuthorityFunding AvailableGrant EligibleEnvironmentalClimate ChangeEquity Priority CommunityAdministrative CapacityMulti-HazardTimelineOther Local ObjectiveSupport Policies Total
Score Priority
KCGHAD-01 3 3 3 3 1 1 1 3 3 3 1 3 3 1 1 33 High
KCGHAD-02 3 3 3 3 1 1 3 1 3 0 3 3 3 1 1 32 High
KCGHAD-03 3 3 3 3 1 1 3 1 1 3 3 3 3 1 1 33 High
KCGHAD-04 3 3 3 3 1 1 3 1 1 3 3 3 1 1 1 31 High
KCGHAD-05 3 3 3 3 1 1 3 1 1 3 3 1 3 1 1 31 High
KCGHAD-06 3 1 3 3 1 1 1 1 1 3 3 1 3 1 3 29 Medium
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-70 Action Number
Life SafetyProperty ProtectionCost-EffectivenessTechnically FeasibleLegal AuthorityFunding AvailableGrant EligibleEnvironmentalClimate ChangeEquity Priority CommunityAdministrative CapacityMulti-HazardTimelineOther Local ObjectiveSupport Policies Total
Score Priority
KCGHAD-07 3 3 3 3 1 1 1 1 1 3 3 3 0 1 3 30 Medium
KCGHAD-08 3 3 3 3 1 1 1 1 1 3 3 1 3 1 1 29 Medim
KCGHAD-09 3 3 3 3 1 1 3 1 1 3 1 3 1 1 1 29 Medium
KCGHAD-10 3 1 3 3 1 1 1 0 0 0 3 3 3 1 1 24 Medium
KCGHAD-11 3 1 3 3 1 1 0 1 3 0 1 1 3 1 1 23 Medium
KCGHAD-12 3 1 3 3 1 1 0 0 0 0 3 3 3 1 1 23 Medium
Note: 31 or more = High Priority
15 to 30 = Medium Priority
0 to 14 = Low Priority
Table 7-11. Mitigation Action Classification and Natural Hazards Addressed Action
Mitigation Classification Natural Hazards
Local Plans and RegulationsStructure and Infrastructure ProjectsEducation and Awareness ProgramsNatural Systems ProtectionClimate ResiliencyCommunity Capacity BuildingDroughtEarthquakeFloodLandslideSea Level RiseSevere Weather –
Heat WaveSevere Weather
–
Strong WindTsunamiWildfire
KCGHAD-01 X X X X X X
KCGHAD-02 X X X X
KCGHAD-03 X X X
KCGHAD-04 X X X X
KCGHAD-05 X X X X X X X X X
KCGHAD-06 X X X X X
KCGHAD-07 X X X X X
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-71 Action
Mitigation Classification Natural Hazards
Local Plans and RegulationsStructure and Infrastructure ProjectsEducation and Awareness ProgramsNatural Systems ProtectionClimate ResiliencyCommunity Capacity BuildingDroughtEarthquakeFloodLandslideSea Level RiseSevere Weather –
Heat WaveSevere Weather
–
Strong WindTsunamiWildfire
KCGHAD-08 X X X X X X
KCGHAD-09 X X X X X X X
KCGHAD-10 X X X X X X X X X X X
KCGHAD-11 X X X X X X X
KCGHAD-12 X X X X X X X X X X
Palos Verdes Peninsula | Multi-Jurisdictional Local Hazard Mitigation Plan BLACK & VEATCH | Klondike Canyon Geologic Hazard Abatement District 7-72
PUBLIC OUTREACH
Table 7-12. Public Outreach
Local Outreach Activity Date
Number of
People Involved
Supported combined Planning Partner Outreach – see
Volume 1
Throughout the
planning process
300+
INFORMATION SOURCES USED FOR THIS ANNEX
The following technical reports, plans, and regulatory mechanisms were reviewed to provide information for this annex.
• District Website. The District website was used to populate sections of the annex. • District Budget. The District’s 2025-2026 budget was reviewed to identify mitigation strategies for the annex.
The following outside resources and references were reviewed:
• Hazard Mitigation Plan Annex Development Toolkit. The toolkit was used to support the identification of past hazard events and noted vulnerabilities, the risk ranking, and the development of the mitigation action plan.
2/12/25
Palos Verdes Peninsula
Multi-Jurisdictional Hazard
Mitigation Plan
March 9, 2026
Rolling Hills City Council Meeting
MJHMP Planning Partnership
4 Cities:
• City of Palos Verdes Estates
• City of Rancho Palos Verdes
• City of Rolling Hills
• City of Rolling Hills Estates
2 Districts:
• Abalone Cove Landslide Abatement District
• Klondike Canyon Geologic Hazard Abatement District
MJHMP Planning Process Overview
Project Schedule & Milestones
2025 2026
Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Phase 1:
Organize Resources
Phase 2:
Assess Risk
Phase 3:
Engage the Public
Phase 4:
Assess Capability & Identify Mitigation
Strategies
Phase 5:
Plan Maintenance Strategy
Phase 6:
Assemble the Plan
Phase 7:
Plan Review and Adoption
Phase 8:
Project Management
April 2025—Project Kick-Off
June 2025—First Planning Committee Meeting
October 2025 & February 2026—Public Events
March 2026—Pre-approval Plan Adoption
We are here
Mitigation Goals for the Palos Verdes Peninsula
1. Reduce risk to life, property, community lifelines, the environment, and infrastructure from natural hazards and climate change.
2. Expand and improve on public awareness of hazards, risk, and mitigation strategies.
3. Strengthen partnerships and communication among government agencies, private sector businesses, community-based, and non-profit organizations.
4. Integrate mitigation principles into regulations, policies, programs, and guidance to support equitable outcomes to benefit the whole community.
5. Conserve, enhance, rehabilitate, and protect natural and cultural resources from hazards to provide a more resilient and sustainable community.
Community & Stakeholder Outreach
431 Public Survey Responses
18-member Planning Committee
Planning
Partners
School
District
CERT
NART
Local Utility
Providers
PVP Land
Conservancy
RH Comm.
Assoc.
• Publicly-facing meetings advertised on PVPReady.com
• 2 in-person meetings
• 3 virtual meetings
Natural Hazard Risk Ranking
You can’t reduce risk unless you know what the risk is!
Earthquake
Sample Earthquake Mitigation Strategy:
RH: Critical Facilities Backup Power
and Continuity of Operations
Enhancement - Install, upgrade,
safeguard and maintain reliable backup
power systems at critical facilities,
including the City’s Emergency Operations
Center (EOC), to ensure continuity of
operations and communications during
power outages caused by hazardous
events.
Landslide
Sample Landslide Mitigation Strategy:
RH: Land Use Review and Development
Oversight in Hazard Areas - Review
existing land use regulations and
development standards to assess their
adequacy in limiting future development
within identified hazard areas. Maintain and
periodically evaluate enhanced plan-check
requirements to reduce hazard exposure and
ensure new development incorporates
appropriate mitigation measures. Following
emergency events, evaluate observed
damage and the
performance of existing standards to inform
potential updates or refinements that further
reduce vulnerability to future hazards.
Wildfire
Sample Wildfire Mitigation Strategy:
RH: Adoption and Enforcement of
Updated Building and Fire Codes -
Adopt, implement, and enforce updates to
the Los Angeles County Building Code and
Fire Code to ensure that new development,
redevelopment, and building modifications
incorporate current hazard-resistant
standards that reduce vulnerability to
locally identified hazards.
MJHMP Integration with the General Plan Safety Element
AB 2140 Compliance
Adopt the FEMA-approved Local
Hazard Mitigation Plan
into the
General Plan Safety Element
Next Steps
City Council
adopts the
MJHMP
The MJHMP is
reviewed by Cal
OES and
approved by
FEMA
City Council will
be apprised of
any revisions
made to the
MJHMP in
response to
comments
received during
the agency
approval
process
Mitigation
grant funding
eligibility is
achieved
Adopt the final
FEMA-approved
MJHMP into the
General Plan
Safety Element
by reference
to achieve
AB 2140
compliance
Thank you!
Rob Flaner
[email protected]
(913) 458-7346 (MST)
Megan Brotherton
[email protected]
(913) 458-6894 (HST)
Contact:
Item: 14.A.
Meeting Date: 3/9/2026
To: City Council
From: Christian Horvath, Assistant to the City Manager / City Clerk Thru: Karina Bañales, City Manager
Subject: Receive a verbal report regarding Bennett Landscape's invitation to participate in their 2026 Arbor Day tree planting and provide direction to staff Background:
The City has participated in previous Arbor Day events with Bennett Landscape, planting three trees in alignment with the City Hall campus landscape design plan. This year, staff is seeking City Council guidance on whether to participate in the event. Given the limited planting locations around City Hall, staff looks forward to working collaboratively with the Council to identify suitable areas. Alternatively, the Council may direct staff to forgo participation this year and reconsider in a future year.
Discussion:
None.
Fiscal Impact:
None.
Recommendation:
Receive and file. Provide direction to staff.
Attachments:
None
Item: 15.A.
Meeting Date: 3/9/2026
To: City Council
From: Nicolas Papajohn, City Attorney
Thru: Karina Bañales, City Manager
Subject: Conference with Legal Counsel—Initiation of Litigation Government Code Section 54956.9(d)(4) The City finds, based on advice from legal counsel, that discussion in open session will prejudice the position of the City in the litigation. (1 case) Background:
None.
Discussion:
None.
Fiscal Impact:
None.
Recommendation:
None.
Attachments:
None