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. Organized groups planning to use the swim facilities should call 1-888-EBPARKS or 1-888-327-2757, option 2, then 1, to notify park staff and to receive necessary facility information. Children must be supervised by a responsible adult. No alchoholic beverages, dogs, glass containers, fishing, or barbecues in the swim facility. 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.

Swim Facilities Photo Gallery

Park	Address & Phone	Fees	2008 Lifeguard Service Schedule
Castle Rock Recreation Area The pool complex features a 30 feet by 70 feet swimming pool and deck areas. In addition, the complex is fully accessible to individuals with disabilities, including the bathhouse and an accessible lift into the pool. Swimming is allowed only when lifeguards are on duty.	1700 Castle Rock Road, Walnut Creek, CA 94598 (925) 945-8244	Beach Access Fees $3.50 age 16-61 $2.50 age 1-15 $2.50 seniors 62+ or disabled FREE under 1 year Private Rental of Pool (2-hour minimum) call 1-888-EBPARKS (1-888-327-2757, option 2, then 1) $150 for group size 1-75, additional hour $50 $200 for group size 76-125, additional hour $75 $250 for group size 126-150, additional hour $100	Open Recreational Swimming: Friday – Monday, June 14 – September 1
Contra Loma Regional Park The lake's swim lagoon, staffed with lifeguards in the summer, has a sandy beach with restrooms and a concession stand. Swimming is allowed only when lifeguards are on duty.	1200 Frederickson Lane, Antioch, CA 94509 (925) 757-0404	Beach Access Fees $3.00 age 16-61 $2.00 age 1-15 $2.00 seniors 62+ or disabled FREE under 1 year	Weekends: March 23 – May 18 Daily: May 24 – September 1 Weekends: September 6 – October 5
Crown Memorial State Beach The water is warm and shallow at Crown Beach. At the west end of the beach is a bathhouse with changing rooms. Swimming is permitted during park hours year round. No lifeguards are on duty. Beach wheelchairs are available free of charge on a first-come, first-served basis. See Park Accessibility on Crown Memorial State Beach page for more information.	Eighth Street and Otis Drive, Alameda, CA (510) 521-7090	None	No lifeguards are provided; swim at your own risk.
Cull Canyon Regional Recreation Area The swim complex, including bathhouse, vending machines and lifeguard service, is open during the warm weather season. It is ideal for families with small children, who will enjoy splashing in the shallows and playing on the white, sandy beach. Swimming is allowed only when lifeguards are on duty.	18627 Cull Canyon Road, Castro Valley, CA 94552 (510) 537-2240	Beach Access Fees $3.50 age 16-61 $2.50 age 1-15 $2.50 seniors 62+ or disabled FREE under 1 year	Daily: May 24 – September 1 Weekends: September 6 – September 21
Del Valle Regional Park Del Valle offers two swimming beaches with lifeguards on duty during posted periods. Year-round swimming is allowed without lifeguards.	7000 Del Valle Road, Livermore, CA 94550 (925) 373-0332	None	East Beach Weekends: March 23 – June 8 Daily: June 14 - September 1 Weekends: September 6 - October 5 West Beach Weekends: March 23 – June 8 Daily: June 14 - September 1 Weekends: September 6 – September 21 Swimming is allowed year round without lifeguard service north of the boat ramp.
Don Castro Regional Recreation Area Swimming in the lagoon is a main attraction from the end of May through September. Swim hours are 11 a.m. to 6 p.m., and only when lifeguards are on duty. There is a bathhouse with shower, vending machines, a sandy beach and large lawn areas. Swimming is allowed only when lifeguards are on duty. Beach wheelchairs are available free of charge on a first-come, first-served basis. See Park Accessibility on Don Castro park page for more information.	22400 Woodroe Avenue, Hayward, CA 94541 (510) 538-1148	Beach Access Fees $3.00 age 16-61 $2.00 age 1-15 $2.00 seniors 62+ or disabled FREE under 1 year	Weekends: March 23 – May 18 Daily: May 24 - September 1
Little Hills Picnic Ranch The Little Hills swimming pool is available by reservation only. This pool offers lounge chairs for sun bathing and picnic tables with umbrellas for lunch. Little Hills Ranch provides two lifeguards with each reservation as well as kayak races inside the swimming pool upon request. The pool measures 10 yards by 25 yards with a 3 ft shallow end and a 9 ft deep end. For reservations contact The Picnic People at (925) 462-1400.	18013 Bollinger Canyon Road, San Ramon, CA 94583 (925) 462-1400	The swimming pool is available by reservation only. Please visit The Picnic People website or call (925) 462-1400 for information	Two lifeguards are provided when the pool is in use.
Miller/Knox Regional Shoreline Keller Beach is at the north end of Miller/Knox. There, visitors can wade and swim in San Francisco Bay. No lifeguards are on duty. Picnic tables and restrooms are nearby.	900 Dornan Drive, Richmond, CA 94801 (510) 235-1631	None	No lifeguards are provided; swim at your own risk.
Quarry Lakes Regional Recreation Area The Horseshoe Lake's swim complex, including the sandy beach, a bathhouse, vending machines and lifeguard service, is open year round. Swimming is allowed without lifeguards. A beach wheelchair is available free of charge on a first-come, first-served basis. See Park Accessibility on Quarry Lakes park page for more information.	2250 Isherwood Way, Fremont, CA 94535 (510) 795-4883	Beach Access Fees $3.00 age 16-61 $2.00 age 1-15 $2.00 seniors 62+ or disabled FREE under 1 year	Weekends: March 23 – May 18 Daily: May 24 - September 1 Weekends: September 6 – September 21
Roberts Regional Recreation Area The Roberts Pool complex features a 25-yard, heated swimming pool with a depth of 3 feet to 8.5 feet (no diving board), vending machines and lawn areas. In addition, the complex is fully accessible to individuals with disabilities, including the bathhouse and an accessible lift into the pool. Swimming is allowed only when lifeguards are on duty.	10570 Skyline Boulevard, Oakland, CA 94619 (510) 482-6028	Beach Access Fees $3.00 age 16-61 $2.00 age 1-15 $2.00 seniors 62+ or disabled FREE under 1 year Lap Swim $3.50/visit; $25 for 10 visits Private Rental of Pool (2-hour minimum), call 1-888-EBPARKS (1-888-327-2757, option 2, then 1) $150 for group size 1-75, additional hour $50 $200 for group size 76-125, additional hour $75 $250 for group size 126-150, additional hour $100	Weekends: March 23 – June 8 Daily: June 14 - September 1 Weekends: September 6 – October 5
Shadow Cliffs Regional Recreation Area The swimming beach has a bathhouse open year-round. Lifeguards are on duty only during the summer months. Beach wheelchairs are available free of charge on a first-come, first-served basis. See Park Accessibility on Shadow Cliffs park page for more information. For information about The Rapids Water Slide, call (925) 829-6230 or see www.shadowcliffs.com.	2500 Stanley Boulevard, Pleasanton, CA 94566 (925) 846-3000	None	Daily: March 23 – March 30 Weekends: April 5 – May 18 Daily: May 24 – September 1 Weekends: September 6 – October 5
Temescal Regional Recreation Area Lake Temescal has an accessible beachhouse adjacent to the swim area which offers changing rooms, vending machines and showers. Swimming is allowed without lifeguards. Swimming is generally prohibited November through March. Beach wheelchairs are available free of charge on a first-come, first-served basis. See Park Accessibility on Temescal park page for more information.	6502 Broadway Terrace, Oakland, CA 94610 (510) 652-1155	Beach Access Fees $3.00 age 16-61 $2.00 age 1-15 $2.00 seniors 62+ or disabled FREE under 1 year	Weekends: March 23 – May 18 Daily: May 24 - September 1 Weekends: September 6 – September 21
Tilden Regional Park Just over the hill from Berkeley, Tilden Park's Lake Anza is a favorite getaway. Its sandy beach is open to the sun and sheltered from the wind, with lifeguards posted during the swim season. Swimming is allowed without lifeguards on duty. Swimming is generally prohibited November through March.	Canon Drive and Wildcat Canyon Road, Berkeley, CA 94708 (510) 843-2137	Beach Access Fees $3.50 age 16-61 $2.50 age 1-15 $2.50 seniors 62+ or disabled FREE under 1 year	Daily: March 23 – March 30 Weekends: April 5 – May 4 Daily: May 10 – September 21 Weekends: September 27 – October 5

Back to top