NEW FALL PARK HOURS: Are 7:30 a.m. to 6:30 p.m. through Oct.30 (excluding Calico). Starting on Oct.31, parks will close at 5 p.m.
LAKE ALGAE NOTICES: Both lakes at Cucamonga-Guasti & Glen Helen are under a Caution status. Prado is under a Caution status. Learn more about algal blooms.
CALICO GHOST TOWN: The phone line is currently down. If you need assistance, call our main number 909-387-2757.
MOJAVE NARROWS: Splash pad will be closed after Monday, Sept. 7 through May 2027 for construction of a new splash pad.
SPLASH PADS: Are open at Guasti & Prado.
YUCAIPA: Be advised that lining up or stopping on Oak Glen Rd. to enter Yucaipa is not permitted prior to 7:30 a.m. ‘No Stopping’ signs are posted along Oak Glen Rd. for safety and traffic impact.

Join us at Cucamonga-Guasti Regional Park on Wednesday, August 14, from 10 a.m. to 1 p.m. for arts & crafts and free popsicles, while supplies last. Bring the family for a day of fishing, picnicking or cool off at our splash pad. Admission is $10 per vehicle. All ages are welcome! Leashed pets are welcome too!