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Los Vaqueros
Welcome to Los Vaqueros Reservoir and Watershed
The Los Vaqueros Reservoir and Watershed is a year-round, day-use area ideal for fishing, boating, hiking, and picnicking, located between Brentwood and Livermore. View the Welcome to the Los Vaqueros Watershed (PDF) brochure for details and a map of the area.
The Los Vaqueros Watershed consists of 18,500 acres of protected watershed land surrounding the 1,900-acre Los Vaqueros Reservoir. The reservoir stores up to 160,000 acre-feet of water for Contra Costa Water District customers in central and eastern Contra Costa County. The Los Vaqueros Dam is under the jurisdiction of the State of California Division of Safety of Dams. Learn more about our Dam Safety Program.
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Trail Closure Updates
We’re sharing an update about the temporary trail closures at the Los Vaqueros Watershed to protect the nesting activity of the majestic golden eagles. Read on... -
Get Ready for a Memorable Summer at Los Vaqueros Watershed
As the summer season approaches, Los Vaqueros Watershed offers an array of outdoor activities and scenic beauty for visitors to enjoy. Check out these key tips to make the most of your visit while staying safe and comfortable. Read on... -
Fishing Update
A significant number of trout have been recently planted, providing ample chances for anglers to reel in their catch. The reservoir is teeming with these prized fish, creating an exciting and rewarding fishing experience for all. Read on... -
Reflecting on the Los Vaqueros Reservoir 25th Anniversary Open House
The Los Vaqueros Reservoir recently celebrated a momentous milestone with its 25th Anniversary Open House. The event was a resounding success, and we want to express our heartfelt gratitude to all those who participated! Read on...
Annual Events
CAST for Kids Fishing Day
We typically hold the annual Catch a Special Thrill (CAST) for Kids Fishing Day at the Los Vaqueros Reservoir in October. Check out CAST for Kids.
Hands-on Education
Experience Augmented Reality
We have a special sandbox at Los Vaqueros that brings watersheds to life by merging hands-on play with digital effects. Learn more about the Augmented Reality Sandbox.