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 151–160 of 160
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Upper Salmon Sierra County | 13 | 1899 | Significant | Not Rated |
| Van Vleck Sacramento County | 26 | 1950 | Significant | Satisfactory |
| Vassar Lake Dam Yuba County | 25 | 1962 | Significant | Not Available |
| Veeder Hills Dam Napa County | 42 | — | Significant | Fair |
| Vineyard Subdivision Sonoma County | 26 | 1962 | Significant | Satisfactory |
| Wallace Calaveras County | 29 | — | Significant | Satisfactory |
| Waste Pond San Diego County | 20 | — | Significant | Not Available |
| Williamson No. 1 El Dorado County | 42 | 1926 | Significant | Poor |
| Winchester Placer County | 39 | 1999 | Significant | Satisfactory |
| Wrigley Reservoir Los Angeles County | 42 | 1930 | Significant | Satisfactory |
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.