Briones Reservoir
![](/Images/godic/202501/01/Aerial_view_of_Briones_Reservoir_in_California1603.jpg")
![Briones Reservoir and Briones Dam in the Briones Hills.](/Images/godic/202501/01/Briones_Dam1603.jpg")
![Briones Reservoir.jpg](/Images/godic/202501/01/Briones_Reservoir1603.jpg")
![Briones reservoir 46.JPG](/Images/godic/202501/01/Briones_reservoir_461603.JPG")
Briones Reservoir is an open cut terminal water storage reservoir located in western Contra Costa County, in the East Bay region of the San Francisco Bay Area, California.
It is owned and operated by the East Bay Municipal Utility District (EBMUD).