The charts below shows the history of Lake Berryessa since Monticello Dam was built in 1957. The lake has had previous droughts, one in the late 1970’s, a ten-year drought from 1986 to …

Lake Berryessa Data Sources. There are many sources of Lake Berryessa water and weather conditions available. The Solano County Water Agency site is good for real-time graphs of …

The real threat to Lake Berryessa is not matured mussels stuck to the hull of a boat, but their eggs. The eggs (veligers) are naked to the human eye and are unknowingly transported in …

The Lake Berryessa watershed encompasses the 576–square mile area primarily fed by Putah Creek which originates from springs on the eastside of Cobb Mountain in Lake County. Putah …

Stored behind the Monticello Dam on Putah Creek, Lake Berryessa is a key reservoir for drinking water, irrigation, recreation, hydroelectric power, and flood control in the surrounding region. …

During wet winters the when the lake hits capacity (defined as a lake level above 440 feet msl), water starts flowing over this circular spillway popularly known as the Glory Hole - more …

Lake Berryessa was created as part of the Solano Project with the completion of Monticello Dam in 1957. In 1958, Reclamation and the County of Napa entered into an agreement for the …

The Bureau of Reclamation’s Lake Berryessa is a beautiful destination and safe for swimming, boating, and fishing for the whole family. The public is encouraged to come out and enjoy the …

"At Lake Berryessa, the bite for multiple species remains outstanding when the fish decide to feed. The action for Eagle Lake-strain trout remains solid from the surface to 80 feet

The constructed watershed brings water from Lake Berryessa to the Putah South Canal and into Solano County. The water supply for Lake Berryessa is derived from the 568 square mile …