Dams in Mendocino County, California

28Total Dams
15High Hazard
6Significant

Dam Safety in Mendocino County, California

Mendocino County has 28 dams tracked in the National Inventory of Dams. Of these, 15 are classified as high hazard — meaning failure would probably cause loss of human life. Another 6 carry a significant hazard classification. Currently, 1 dams have a condition assessment of poor or unsatisfactory.

The average dam in Mendocino County is 69 years old. The most common purpose is water supply. The tallest dam is Coyote Valley Dam at 180 ft.

DamHazardConditionHeight (ft)PurposeYear
Coyote Valley DamHighNot Available180Flood Risk Reduction1959
Crawford RanchHighSatisfactory80Other1972
Lolonis VineyardsHighSatisfactory67Water Supply1999
MorrisHighSatisfactory66Water Supply1927
Scout LakeHighSatisfactory63Water Supply1964
Cape HornHighFair63Hydroelectric1907
CentennialHighSatisfactory62Water Supply1990
Bevans CreekHighSatisfactory51Other1955
Lake Ada RoseHighSatisfactory50Water Supply1964
Mendocino 3 UpperHighSatisfactory49Other1915
Brooktrails 3 NorthHighSatisfactory49Other1970
Round MountainHighSatisfactory43Other1964
Mendocino MiddleHighPoor39Other1908
McguireHighSatisfactory27Water Supply1967
Johnson RanchHighFair26Irrigation
MastSignificantSatisfactory85Water Supply1963
BradfordSignificantSatisfactory58Water Supply1985
ChinquapinSignificantSatisfactory49Water Supply1971
McnabSignificantSatisfactory40Other1947
CornettSignificantSatisfactory31Water Supply1974
Feliz North LakeSignificantFair24Water Supply
Jayne's LakeLowSatisfactory70Other1985
Williams ValleyLowSatisfactory47Water Supply1965
RidgewoodLowSatisfactory44Water Supply1929
SchwindtLowNot Rated37Water Supply
Perry GulchLowSatisfactory37Water Supply1980
Codding ReservoirLowFair36Other
Mill PondLowFair33Water Supply1885