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 251–275 of 821
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Foss Valley Napa County | 56 | 1988 | High | Satisfactory |
| Foster Riverside County | 38 | 1945 | High | Satisfactory |
| Fountaingrove Sonoma County | 38 | 1953 | High | Satisfactory |
| French Lake Nevada County | 95 | 1859 | High | Satisfactory |
| Frenchman Plumas County | 139 | 1961 | High | Satisfactory |
| Fresh Water Riverside County | 17 | — | High | Not Available |
| Fresh Water Los Angeles County | 30 | — | High | Not Available |
| Fresh Water Los Angeles County | 40 | — | High | Not Available |
| Fresh Water Impoundment Kern County | 15 | — | High | Not Available |
| Fresh Water Pond Kern County | 18 | — | High | Not Available |
| Freshwater/Runoff Pond Sacramento County | 20 | — | High | Not Available |
| Friant Millerton Road Embankment A Fresno County | 13 | 1942 | High | Not Available |
| Fullerton Dam Orange County | 46 | 1941 | High | Not Available |
| Garvey Reservoir Los Angeles County | 160 | 1954 | High | Satisfactory |
| Gasburg Creek Dike Tuolumne County | 75 | 1971 | High | Satisfactory |
| Gem Lake Mono County | 80 | 1917 | High | Poor |
| Gene Wash San Bernardino County | 140 | 1937 | High | Satisfactory |
| Gibraltar Santa Barbara County | 169 | 1920 | High | Satisfactory |
| Giffen Reservoir Fresno County | 29 | 1971 | High | Satisfactory |
| Giles Solano County | 18 | 1965 | High | Poor |
| Glen Anne Dam Santa Barbara County | 135 | 1953 | High | Not Available |
| Glen Martin San Bernardino County | 55 | 1950 | High | Fair |
| Glenoaks 968 Reservoir Los Angeles County | 62 | 1949 | High | Satisfactory |
| Goffinet Amador County | 38 | 1954 | High | Satisfactory |
| Goodhart Canyon Detention Basin Riverside County | 15 | 1999 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.