Cities Index.
Master Plan

Riverside City Council
September 1, 2026

Document
Master Plan
Meeting
September 1, 2026
Body
Riverside City Council
Original file
39.9 MB
Text extracted from the city's file for reading and search. Open the original on riversideca.legistar1.com. That file is the official record.

MARTHA MCLEAN ANZA NARROWS PARK
MARTHA MCLEAN ANZA NARROWS PARK:

MASTER PLAN
138

CITY OF RIVERSIDE

MARTHA MCLEAN ANZA NARROWS PARK

DESIGN NARRATIVE
The proposed improvements to Martha Mclean aim to
enhance the site’s functionality and features. By realigning the northern parking area along the train line, the design optimizes existing park space, enabling the addition of programs and activities suitable for all age groups.

Native plantings and rest areas along the bike path will offer shade and spaces for visitors to pause as they enjoy the Santa Ana River Trail. Vehicular access to the trail will be restricted through the use of boulders, bioswales, and gates, ensuring a safe and uninterrupted experience for all trail users.

Many of the proposed improvement areas are situated
at the northern end of the site, adjacent to the relocated parking area. Visitors will have access to the ridge trail, which leads to an existing river access point just outside the project boundary. The community area at the top of the ridge will feature shaded picnic spaces, educational water play areas, natural play zones, and restrooms. Additionally, a band shell is proposed at another elevated location in the center of the site to host community events. Bike rest stops, equipped with filling stations and exercise equipment, will also be incorporated along the trail.

At the southern portion of the site along Jurupa Avenue, a new parking lot is proposed with 27 new spots and a formalized entrance to the bike path with a trailhead and restrooms as well as a ridge trail with an overlook.

INTERPRETIVE ARROYO

WATER PLAY AREA
MEADOW

RIVER STEPS

ACTIVITY LOOP
140 141

CITY OF RIVERSIDE RIVERSIDE GATEWAY PROJECT SUITE

SUMMARY OF COMMUNITY FEEDBACK

SURVEY SUMMARY
The three most popular improvements that community members would like to see at Martha McLean Park have double the number of requests than any other amenity options at this location. The three most popular improvements are flowers and native plants, shade, and restrooms. Several commenter’s noted that they use this park to access the Santa Ana River, and that the park is popular for families. Family amenities were some of the other top choices at this park, such as performance areas, water play areas, river steps, and a dog park.

MARTHA MCLEAN ANZA NARROWS PARK

MARTHA MCLEAN ANZA NARROWS PARK

DESIGN NARRATIVE
The proposed improvements to Martha Mclean aim to
enhance the site’s functionality and features. By realigning the northern parking area along the train line, the design optimizes existing park space, enabling the addition of programs and activities suitable for all age groups.

Native plantings and rest areas along the bike path will offer shade and spaces for visitors to pause as they enjoy the Santa Ana River Trail. Vehicular access to the trail will be restricted through the use of boulders, bioswales, and gates, ensuring a safe and uninterrupted experience for all trail users.

Many of the proposed improvement areas are situated
at the northern end of the site, adjacent to the relocated parking area. Visitors will have access to the ridge trail, which leads to an existing river access point just outside the project boundary. The community area at the top of the ridge will feature shaded picnic spaces, educational water play areas, natural play zones, and restrooms. Additionally, a band shell is proposed at another elevated location in the center of the site to host community events. Bike rest stops, equipped with filling stations and exercise equipment, will also be incorporated along the trail.

At the southern portion of the site along Jurupa Avenue, a new parking lot is proposed with 27 new spots and a formalized entrance to the bike path with a trailhead and restrooms as well as a ridge trail with an overlook.

INTERPRETIVE ARROYO

WATER PLAY AREA
MEADOW

RIVER STEPS

ACTIVITY LOOP
140 141

CITY OF RIVERSIDE RIVERSIDE GATEWAY PROJECT SUITE

SUMMARY OF COMMUNITY FEEDBACK

SURVEY SUMMARY
The three most popular improvements that community members would like to see at Martha McLean Park have double the number of requests than any other amenity options at this location. The three most popular improvements are flowers and native plants, shade, and restrooms. Several commenter’s noted that they use this park to access the Santa Ana River, and that the park is popular for families. Family amenities were some of the other top choices at this park, such as performance areas, water play areas, river steps, and a dog park.

MARTHA MCLEAN ANZA NARROWS PARK
143

NATIVE POLLINATOR
GARDEN

NATIVE POLLINATOR

GARDENS

EXISTING SHADE

STRUCTURES TO REMAIN

BAND SHELL AND

COMMUNITY MEADOW

RIVER OVERLOOK SWINGS

AREA DESIGNATED FOR

CONSERVATION
BIKE REST STOP +

EXERCISE STATIONS

VEHICULAR ACCESS GATE /

SART SAFETY CHECK POINT

VEHICULAR BARRIER

ALONG PEDESTRIAN WALK

TERRACED RIVER STEPS

EXERCISE STATIONS

RIVERS & LAND

CONSERVANCY NATIVE

PLANT GARDEN TO REMAIN

SANTA ANA
RIVER

ADA PATH TO RIVER ACCESS

EXISTING RIVER ACCESS

DISC GOLF COURSE HOLE

DISC GOLF COURSE TEE

DISC GOLF COURSE PATH

EMERGENCY ACCESS

VEHICULAR ACCESS

PEDESTRIAN ACCESS

VEHICULAR ACCESS GATE /

SART SAFETY CHECK POINT

PROPOSED PARKING -

BOLLARDS OR GATES TO

BLOCK VEHICLES FROM

ENTERING BIKE PATH
- 26 PARKING SPOTS

STORMWATER

MANAGEMENT BIOSWALE

ROAD REHABILITATION-

VEHICLE BARRIER (CURB,

FENCING, BOULDERS, ETC)

RE-ALIGNED PARKING
-36 PARKING SPOTS
(CURRENTLY 45 SPOTS)
COMMUNITY MEADOW +

GATHERING SPACE

RESTROOMS, OUTDOOR
SHOWERS + STORAGE

NATURE PLAY AREA

WATER PLAY ARROYO
200 FT

JURUPA AVENUE

UNION PACIFIC RAILROAD

SANTA ANA RIVER BIKE PATH

MASTER PLAN

MARTHA MCLEAN ANZA NARROWS PARK

MASTER PLAN ENLARGEMENT

TERRACED BOULDERS WITH PLANTING

TERRACED STEPS TO THE RIVER

NATIVE POLLINATOR GARDENS
50 FT

VEHICULAR ACCESS GATE /SART

SAFETY CHECK POINT
SHADED SEATING AREA +

CROSSWALK TO RIVER ACCESS

EXISTING RIVER ACCESS

TERRACED RIVER STEPS

TERRACED BOULDERS

WITH PLANTING

NATIVE PLANT SEEDED
AREA

NATIVE POLLINATOR

PLANTING-

SEASONALLY SEEDED

SANTA ANA RIVER TRAIL

SANTA ANA RIVER
143

NATIVE POLLINATOR
GARDEN

NATIVE POLLINATOR

GARDENS

EXISTING SHADE

STRUCTURES TO REMAIN

BAND SHELL AND

COMMUNITY MEADOW

RIVER OVERLOOK SWINGS

AREA DESIGNATED FOR

CONSERVATION
BIKE REST STOP +

EXERCISE STATIONS

VEHICULAR ACCESS GATE /

SART SAFETY CHECK POINT

VEHICULAR BARRIER

ALONG PEDESTRIAN WALK

TERRACED RIVER STEPS

EXERCISE STATIONS

RIVERS & LAND

CONSERVANCY NATIVE

PLANT GARDEN TO REMAIN

SANTA ANA
RIVER

ADA PATH TO RIVER ACCESS

EXISTING RIVER ACCESS

DISC GOLF COURSE HOLE

DISC GOLF COURSE TEE

DISC GOLF COURSE PATH

EMERGENCY ACCESS

VEHICULAR ACCESS

PEDESTRIAN ACCESS

VEHICULAR ACCESS GATE /

SART SAFETY CHECK POINT

PROPOSED PARKING -

BOLLARDS OR GATES TO

BLOCK VEHICLES FROM

ENTERING BIKE PATH
- 26 PARKING SPOTS

STORMWATER

MANAGEMENT BIOSWALE

ROAD REHABILITATION-

VEHICLE BARRIER (CURB,

FENCING, BOULDERS, ETC)

RE-ALIGNED PARKING
-36 PARKING SPOTS
(CURRENTLY 45 SPOTS)
COMMUNITY MEADOW +

GATHERING SPACE

RESTROOMS, OUTDOOR
SHOWERS + STORAGE

NATURE PLAY AREA

WATER PLAY ARROYO
200 FT

JURUPA AVENUE

UNION PACIFIC RAILROAD

SANTA ANA RIVER BIKE PATH

MASTER PLAN

MARTHA MCLEAN ANZA NARROWS PARK

MASTER PLAN ENLARGEMENT

TERRACED BOULDERS WITH PLANTING

TERRACED STEPS TO THE RIVER

NATIVE POLLINATOR GARDENS
50 FT

VEHICULAR ACCESS GATE /SART

SAFETY CHECK POINT
SHADED SEATING AREA +

CROSSWALK TO RIVER ACCESS

EXISTING RIVER ACCESS

TERRACED RIVER STEPS

TERRACED BOULDERS

WITH PLANTING

NATIVE PLANT SEEDED
AREA

NATIVE POLLINATOR

PLANTING-

SEASONALLY SEEDED

SANTA ANA RIVER TRAIL

SANTA ANA RIVER

TERRACED RIVER STEPS

SHADED OVERLOOK

SHADED SEATING AREA

EDUCATIONAL WATER

PLAY ARROYO
WILDLIFE + HABITAT

EXPLORATION TRAIL

LANDSCAPE BUFFER

AND SCREENING

COMMUNITY MEADOW

PLAY SPACE

OUTDOOR CLASSROOM

RE-ALIGNED PARKING
AREA (36 SPOTS)

RESTROOMS (WITH
SHOWERS) + STORAGE

SHADED OVERLOOK

PLAY SPACE

EDUCATIONAL WATER PLAY ARROYO

SANTA ANA RIVER TRAIL

RIVERS & LAND

CONSERVANCY NATIVE

PLANT GARDEN TO
REMAIN

BIKE REST STOP
- BIKE PARKING, BOTTLE

FILLING STATION, REPAIR

STATION, SEATING
50 FT

MASTER PLAN ENLARGEMENT

MARTHA MCLEAN ANZA NARROWS PARK
50 FT

SEPARATED WALKING
PATH

BAND SHELL AND

COMMUNITY MEADOW

NATIVE POLLINATOR

PLANTING

VEHICULAR BARRIER

ALONG PEDESTRIAN
WALK

BIKE REST STOP
-BIKE PARKING,

BOTTLE FILLING

STATION, SIGNAGE,

SHADED SEATING,

BIKE REPAIR STATION,

EXERCISE EQUIPMENT

BAND SHELL

COMMUNITY MEADOW

BIKE REST STOP FILLING STATION

SANTA ANA RIVER TRAIL

MASTER PLAN ENLARGEMENT

TERRACED RIVER STEPS

SHADED OVERLOOK

SHADED SEATING AREA

EDUCATIONAL WATER

PLAY ARROYO
WILDLIFE + HABITAT

EXPLORATION TRAIL

LANDSCAPE BUFFER

AND SCREENING

COMMUNITY MEADOW

PLAY SPACE

OUTDOOR CLASSROOM

RE-ALIGNED PARKING
AREA (36 SPOTS)

RESTROOMS (WITH
SHOWERS) + STORAGE

SHADED OVERLOOK

PLAY SPACE

EDUCATIONAL WATER PLAY ARROYO

SANTA ANA RIVER TRAIL

RIVERS & LAND

CONSERVANCY NATIVE

PLANT GARDEN TO
REMAIN

BIKE REST STOP
- BIKE PARKING, BOTTLE

FILLING STATION, REPAIR

STATION, SEATING
50 FT

MASTER PLAN ENLARGEMENT

MARTHA MCLEAN ANZA NARROWS PARK
50 FT

SEPARATED WALKING
PATH

BAND SHELL AND

COMMUNITY MEADOW

NATIVE POLLINATOR

PLANTING

VEHICULAR BARRIER

ALONG PEDESTRIAN
WALK

BIKE REST STOP
-BIKE PARKING,

BOTTLE FILLING

STATION, SIGNAGE,

SHADED SEATING,

BIKE REPAIR STATION,

EXERCISE EQUIPMENT

BAND SHELL

COMMUNITY MEADOW

BIKE REST STOP FILLING STATION

SANTA ANA RIVER TRAIL

MASTER PLAN ENLARGEMENT
50 FT

STORMWATER RAIN
GARDEN

NATIVE PLANTING

BUFFER ALONG ROAD

RIVER SWINGS AND

OVERLOOK
TRAILHEAD + RESTROOM

PROPOSED

PARKING AREA

WITH CONTROLLED

VEHICULAR ENTRANCE

TO BIKE PATH
(26 NEW SPOTS)

SANTA ANA RIVER TRAIL

VEHICULAR ACCESS GATE /SART

SAFETY CHECK POINT

VEHICULAR ACCESS

GATE /SART SAFETY

CHECK POINT

VEHICULAR BARRIER ALONG

PEDESTRIAN WALK

RIVER SWINGS

SHADED PARKING

STORMWATER MANAGEMENT RAIN GARDEN

MASTER PLAN ENLARGEMENT

MARTHA MCLEAN ANZA NARROWS PARK
200 FT

STAIRS WITH TERRACED LANDINGS

INTRODUCED AT SLOPE TO LIMIT

VEHICLE ACCESS

EXTEND FENCE AND ADD

BIOSWALE WITH BOULDERS

VEHICLE BARRIER AT ROAD

EXISTING UNAUTHORIZED VEHICULAR
ACCESS

BIOSWALE

EXTENDED FENCE LINE

SANTA ANA RIVER BIKE PATH

SANTA ANA
RIVER

UNION PACIFIC RAILROAD

SANTA ANA RIVER BIKE PATH

JURUPA AVENUE

VEHICULAR BARRIER ELEMENTS
The site currently has an issue with vehicles
entering the Santa Ana River Trail which
leads to dangerous conflicts with bicyclists
and pedestrians on the trail. The proposed
site improvements utilize natural boulders
and rain gardens as a physical barrier to
limit vehicular access to the trail as well as
additional bollards where the trail connects
to the road and parking.
50 FT

STORMWATER RAIN
GARDEN

NATIVE PLANTING

BUFFER ALONG ROAD

RIVER SWINGS AND

OVERLOOK
TRAILHEAD + RESTROOM

PROPOSED

PARKING AREA

WITH CONTROLLED

VEHICULAR ENTRANCE

TO BIKE PATH
(26 NEW SPOTS)

SANTA ANA RIVER TRAIL

VEHICULAR ACCESS GATE /SART

SAFETY CHECK POINT

VEHICULAR ACCESS

GATE /SART SAFETY

CHECK POINT

VEHICULAR BARRIER ALONG

PEDESTRIAN WALK

RIVER SWINGS

SHADED PARKING

STORMWATER MANAGEMENT RAIN GARDEN

MASTER PLAN ENLARGEMENT

MARTHA MCLEAN ANZA NARROWS PARK
200 FT

STAIRS WITH TERRACED LANDINGS

INTRODUCED AT SLOPE TO LIMIT

VEHICLE ACCESS

EXTEND FENCE AND ADD

BIOSWALE WITH BOULDERS

VEHICLE BARRIER AT ROAD

EXISTING UNAUTHORIZED VEHICULAR
ACCESS

BIOSWALE

EXTENDED FENCE LINE

SANTA ANA RIVER BIKE PATH

SANTA ANA
RIVER

UNION PACIFIC RAILROAD

SANTA ANA RIVER BIKE PATH

JURUPA AVENUE

VEHICULAR BARRIER ELEMENTS
The site currently has an issue with vehicles
entering the Santa Ana River Trail which
leads to dangerous conflicts with bicyclists
and pedestrians on the trail. The proposed
site improvements utilize natural boulders
and rain gardens as a physical barrier to
limit vehicular access to the trail as well as
additional bollards where the trail connects
to the road and parking.

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