RESERVATION SITE: We are currently experiencing glitches after launching the new system. If you are experiencing difficulties making a reservation or see missing campsite/shelter photos, we are working to resolve these issues as soon as possible. Thank you for your patience. The new website is address is www.parkreservations.sbcounty.gov.
CUCAMONGA-GUASTI: The direct park phone line is out of service. Please call our main office at 909-387-2757. We apologize for any inconvenience.
MOJAVE RIVER FORKS: Due to an ongoing pavement project on State Route 173, there may be traffic delays leading to the park entrance.
PRADO: Day watering is scheduled by the Peacock, Red Tail Hawk, Blue Heron, Osprey and Mallard picnic shelters.

Regional Parks is excited to welcome back night fishing opportunities for all ages with the catfish derby at Cucamonga-Guasti Regional Park Saturday, Aug. 23, from 6 p.m. to midnight. Check-in and registration begins at 4 p.m. and prepaid derby fees are encouraged online.
A food truck will be onsite to purchase food.
Participants will receive a wristband and packet with derby entry forms and rules. The derby is rain or shine and no refunds will be given.
Both the small and large lakes will be open to derby contestants.
Regional Parks will have a weigh-in station available and encourages participants to allow plenty of time to weigh and enter their fish prior to the 12 a.m. cutoff time.
Derby cash prizes will be awarded for:
Winners do not need to be present to claim their prize(s). Winners will be announced at approximately 12:15 a.m. at the Regional Parks weigh-in station at the snack bar near the large lake.
Fees are $20 per person and $15 per vehicle. A fishing license is required for all participants ages 16 years and older.
Cucamonga-Guasti Regional Park is located at 800 N. Archibald Ave. in Ontario (next to Top Golf). Park summer hours are 7:30 a.m. to 8 p.m. daily.
For the derby, 1,050 lbs. of catfish will be stocked on Friday, Aug. 22. Due to the derby, the lakes will be closed on stocking day.
There will be no public fishing while the lakes are closed for the derby from Friday, Aug. 22 at 7:30 a.m. through Sunday morning, Aug. 24 at 7:30 a.m.