Dams in Contra Costa, California

27
Total Dams
24
High Hazard
0
Significant
66.1 yrs
Avg Age
Hazard Name Height
Dam Name Hazard Height Built Type State
Martinez Contra Costa High Hazard 44 ft 1947 Earth California
Pine Creek Detention Contra Costa High Hazard 30 ft 1981 Gravity California
Sobrante Clearwell Contra Costa High Hazard 28 ft 1964 Earth California
Vista Del Mar Detention Basin Contra Costa High Hazard 42 ft 2011 Earth California
Contra Loma Contra Costa High Hazard 82 ft 1967 Earth California
Leland Contra Costa High Hazard 41 ft 1955 Earth California
Mallard Contra Costa High Hazard 30 ft 1930 Earth California
Danville Contra Costa High Hazard 75 ft 1961 Earth California
Antioch Reservoir Contra Costa High Hazard 30 ft 1935 Earth California
Moraga Contra Costa High Hazard 37 ft 1965 Earth California
Upper Sand Creek Detention Basin Contra Costa High Hazard 40 ft 2014 Earth California
Maloney Contra Costa High Hazard 107 ft 1960 Earth California
Pine Creek Contra Costa High Hazard 87 ft 1956 Earth California
San Pablo Contra Costa High Hazard 170 ft 1920 Earth California
C.L. Tilden Park Contra Costa High Hazard 88 ft 1938 Earth California
Briones Contra Costa High Hazard 273 ft 1964 Earth California
Marsh Creek Contra Costa High Hazard 59 ft 1963 Earth California
Los Vaqueros Contra Costa High Hazard 231 ft 1997 Earth California
Argyle No. 2 Contra Costa High Hazard 27 ft 1970 Other California
Lake Orinda Contra Costa High Hazard 45 ft 1935 Earth California
Deer Creek Contra Costa High Hazard 29 ft 1963 Earth California
Lafayette Contra Costa High Hazard 132 ft 1929 Earth California
Dry Creek Contra Costa High Hazard 30 ft 1963 Earth California
North Contra Costa High Hazard 82 ft 1961 Earth California
San Pablo Clearwell Contra Costa Low Hazard 42 ft 1922 Earth California
Clearwell Phase 2 Contra Costa Low Hazard 30 ft 1977 Earth California
Clifton Court Forebay Contra Costa Low Hazard 34 ft 1970 Earth California