Cull Canyon Regional Recreation Area



Before visiting any swim facility, review our Water Safety Tips, Park Rules & Regulations (Ordinance 38, Section 401), and official Swimming Visitor Rules and Regulations. [PDF]

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In case of Emergency/Incident in Progress, call 911 or (510) 881-1121 from a cell.
For Non-Emergencies, call (510) 881-1833, or submit a Park Watch Report online.

The East Bay Regional Park District swim facilities include six open-water lakefront beaches, three chlorinated lagoons, two pools, and two bay shoreline beaches.

Swimming Pools and Lagoons

Most swimming pools and lagoons are closed for the season. As of Summer 2021, select swim facilities were open at full capacity and no longer required reservations. Walk-ins were available every day on a drop-in basis, first-come, first-served. See swim fees and lifeguard schedule by clicking on the swim facility links below.

Online pre-registration was available as an option for weekends and holidays at certain swim areas:

  • Every person must be pre-registered to enter the swim area, including infants. Up to six people per transaction.
  • Everyone on transaction must enter swim area together. The all-day swim pass is valid from 11am-6pm.
  • Reservations available two weeks in advance for any given date during swim season. RESERVE Online or by phone (888) 327-2757, option 2.

Parks with Reservable Swimming Facilities

Information regarding Group Swimming Procedures, Baptisms, and Pool/Lagoon Rentals

Swimming Lessons

Swim lessons for children are offered at Contra Loma and Roberts Pool. A Junior Lifeguard program is also offered at several lakes. For information about swimming lessons, junior lifeguards, and other aquatic programs please visit the East Bay Lifeguards website, browse programs at or call 1-888-EBPARKS (1-888-327-2757).


Beach wheelchairs are available at Contra Loma in Antioch, Del Valle in Livermore, Don Castro in Castro Valley, Quarry Lakes in Fremont, Shadow Cliffs in Pleasanton, Lake Temescal in Oakland and Robert W. Crown Memorial State Beach in Alameda, and Tilden's Lake Anza in Berkeley. To arrange for use of a chair, call the park office prior to visiting.

The outdoor pool at Roberts Regional Recreation Area in the Oakland hills and Castle Rock Recreation Area in Walnut Creek is heated and is disabled accessible.

If you are interested in Adaptive Swim Lessons, please call (510) 690-6625 for more information.

Water Safety Notices

No lifeguard service is provided at bay beaches.

Swimming at your own risk is allowed in designated areas and when lifeguards are off-duty at some parks. These include Del Valle, Shadow Cliffs, Lake Anza, Quarry Lakes, and Lake Temescal.

PLEASE NOTE: All lifeguard service operates depending on weather, water level, water quality, staffing availability and visitation. When lifeguards are not on duty, swimming is permitted only in a designated area, and at a swimmer's own risk. Children must be supervised by a responsible adult.

Lifeguards initiate a 15 minute swim break at 1:00pm, 3:00pm and 5:00pm each day. Children 15 years and younger must completely exit the water during this time. This is a good time for children to rest, re-warm and use the restroom. Groups should review the Group Swim Procedures page before planning a visit.

Alcoholic beverages, dogs, glass containers, fishing, or barbecues are prohibited at ALL swimming areas. Incontinent individuals are prohibited from water contact activities in non-chlorinated swimming areas. (Ordinance 38). This applies to the swimming areas of Del Valle, Crown Beach, Miller/Knox, Temescal, Quarry Lakes, Shadow Cliffs, and Tilden.

Swimmers must follow all Posted Regulations [PDF]

Special Water Safety Notices for Children

Children 12 years old and under are not permitted in the swimming area unless accompanied by a responsible, actively supervising, individual 16 years old or older. Water Safety Information.

Swimmers at Contra Loma, Cull Canyon, Roberts Pool, Castle Rock pool, Don Castro, Lake Temescal, Lake Anza, and Quarry Lakes who wish to enter chest deep water, are required to wear an identifying wrist band, issued by the lifeguards. This band indicates you have passed a swim test.

Swim diapers are required at chlorinated swim facilities: Contra Loma, Cull Canyon, Castle Rock, Don Castro, Roberts.

Learn more about Water Safety at the official website of the United States Lifesaving Association: 

Swimming Facilities Map

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