California Dams
1,436 dams tracked by the National Inventory of Dams
Total Dams
1,436
High Hazard
821
57.2%
Poor / Unsatisfactory
66
Average Age
77 yrs
Hazard Classification
High821 (57.2%)
Significant160 (11.1%)
Low455 (31.7%)
Condition Assessment
Satisfactory1,093 (76.1%)
Fair106 (7.4%)
Poor / Unsatisfactory66 (4.6%)
Not Rated171 (11.9%)
Federal
163
State
50
Local
322
Private
617
Tallest Dams
- New Bullards Bar645 ft
- New Melones Dam625 ft
- Shasta Dam602 ft
- Don Pedro Main585 ft
- Seven Oaks550 ft
High Hazard Dams
- New Bullards BarHigh
- New Melones DamHigh
- Shasta DamHigh
- Don Pedro MainHigh
- Seven OaksHigh
Poor Condition Dams
- CastaicPoor
- NacimientoPoor
- AndersonUnsatisfactory
- El CapitanPoor
- Santa FeliciaPoor
All Dams in California
Showing 26–50 of 821
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Vonsen Marin County | 35 | 1951 | High | Satisfactory |
| Volo Mining Company El Dorado County | 35 | 1958 | High | Satisfactory |
| Vista Del Mar Detention Basin Contra Costa County | 42 | 2011 | High | Satisfactory |
| Virginia Ranch Yuba County | 172 | 1963 | High | Satisfactory |
| Villa Park Orange County | 118 | 1963 | High | Satisfactory |
| Veterans Home Napa County | 47 | 1908 | High | Fair |
| Vermilion Valley Fresno County | 165 | 1954 | High | Poor |
| Veeh Orange County | 37 | 1936 | High | Satisfactory |
| Vasona Percolating Santa Clara County | 34 | 1935 | High | Satisfactory |
| Vail Riverside County | 152 | 1949 | High | Fair |
| Uvas Santa Clara County | 118 | 1957 | High | Satisfactory |
| Utica Main Alpine County | 59 | 1903 | High | Satisfactory |
| Usibelli No. 2 Napa County | 26 | 1973 | High | Satisfactory |
| Upper Wilcox Madera County | 48 | 1930 | High | Satisfactory |
| Upper Twin Lake Mono County | 14 | 1905 | High | Fair |
| Upper Stehly San Diego County | 29 | 1999 | High | Satisfactory |
| Upper Sand Creek Detention Basin Contra Costa County | 40 | 2014 | High | Satisfactory |
| Upper Peak Lake Placer County | 39 | 1850 | High | Satisfactory |
| Upper Oso Orange County | 142 | 1979 | High | Satisfactory |
| Upper Letts Colusa County | 26 | 1958 | High | Not Rated |
| Upper Chiquita Orange County | 177 | 2012 | High | Satisfactory |
| Upper Blue Lake Alpine County | 31 | 1901 | High | Satisfactory |
| Upper Bear Amador County | 77 | 1900 | High | Satisfactory |
| Upland Basin San Bernardino County | 20 | 2008 | High | Satisfactory |
| University Mound South Basin San Francisco County | 61 | 1937 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.