Effective February 1, 2022, a few Los Vaqueros Watershed trails will be closed to public access to protect nesting Golden Eagles. View details and a map of the closures.
Please do not use GPS instructions when traveling to the South Entrance. Find directions here.
South Entrance and Marina (currently open) 9990 Los Vaqueros RoadByron, CA 94514925-371-2628
John Muir Interpretive Center (currently open weekends)19 Walnut BoulevardBrentwood, CA 94513925-240-2440
Watershed Office (currently closed)100 Walnut BoulevardBrentwood, CA 94513925-240-2360
Los Vaqueros is open every day, including holidays.
Gates lock promptly at closing time. Citations will be issued for late departure. Call 925-688-8374 after hours.
For special use permit assistance at Los Vaqueros, please call the Watershed Office at 925-240-2360.
Submit special use permit requests by mail to:
Contra Costa Water DistrictLos Vaqueros WatershedAttention Watershed ClerkP.O. Box H20Concord, CA 94524-2099