ContentsPutah and Cache: Lake Solano

. . . because no environmental flows had ever been set for Putah Creek, we weren't arguing for reconsideration, we were saying: Do what was never done, what should have been done 40 years ago.

Joe Krovoza, 2000

Solano Diversion Dam
Robert Thayer

The Accord from Putah Creek News, Fall 2000
Joe Krovoza

Birds of Putah-Cache: Lake Solano and Upstream
John Kemper

The Fishes of Putah Creek: Lower Putah Creek
Peter B. Moyle

Vegetation systems: Foothill riparian; oak woodland; small agricultural; former perennial grassland, now annual.

Geology: River channel through Great Valley sequence sedimentary rock. Great Valley sequence sedimentary rock exposed on Blue Ridge. Pleistocene Tehama gravels interbedded with 2 million year old Putah Tuff. Black boulders at upper end of lake are landslide blocks of Putnam Peak basalt, 15 million years old, which were lava flows likely derived from Thompson Peak near Susanville.

Settlers: River or Hill Patwin; Euro-Americans; Mexicans.

Major industries/employers: Agriculture; ranching; some tourism.

Points of interest: Lake Solano; fishing access points along Putah Creek; excellent birdwatching; good canoeing.

Events: Occasional.

More information:
Dam data:
Type: Concrete ogee-gated weir, embankment wing
Structural height: 29 feet
Hydraulic height: 10 feet
Crest length: 910 feet
Crest elevation: 136.25 feet
Volume: 25,000 cubic yards
Diversion capacity: 956 cubic feet per second

Previous chapter

Contents Putah and Cache


Next chapter
Cold Canyon