Briones Reservoir is an open cut terminal water storage reservoir owned and operated by the East Bay Municipal Utility District

East Bay Municipal Utility District

East Bay Municipal Utility District , colloquially referred to as "East Bay Mud", provides water and sewage treatment for customers in portions of Alameda County and Contra Costa County in California, on the eastern side of San Francisco Bay, including the cities of Richmond, El Cerrito, Hercules,...

 (EBMUD). It is located in the hills northeast of Orinda, California

Orinda, California

-2010:The 2010 United States Census reported that Orinda had a population of 17,643. The population density was 1,389.5 people per square mile . The racial makeup of Orinda was 14,533 White, 149 African American, 22 Native American, 2,016 Asian, 24 Pacific Islander, 122 from other races, and...

. The earthen dam was completed in 1964. The reservoir

Reservoir

A reservoir , artificial lake or dam is used to store water.Reservoirs may be created in river valleys by the construction of a dam or may be built by excavation in the ground or by conventional construction techniques such as brickwork or cast concrete.The term reservoir may also be used to...

is the largest of EBMUD’s five East Bay terminal reservoirs with a total capacity of 60510 acre.ft, and it has a total watershed of 8.59 square miles (22 km²).

Recreation

Boating, fishing, swimming or wading are not allowed on Briones Reservoir. There is a 14 mile (23 km) hiking trail that circumnavigates the reservoir. A Trail Use Permit issued by EBMUD is required by all hikers, which can be obtained online at the EBMUD website. No biking is permitted on the trail. Horseback riding and dogs are allowed.

External links

• EBMUD Web Site
• Purchase EBMUD Trail Use Permit Online