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 1,436
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Whittier Narrows Dam Los Angeles County | 56 | 1957 | High | Not Available |
| White Rock Lake Nevada County | 14 | 1855 | Low | Satisfactory |
| White Pines Calaveras County | 35 | 1970 | Low | Satisfactory |
| White Modoc County | 16 | 1918 | Low | Poor |
| Whispering Oaks Mariposa County | 31 | 1968 | Low | Satisfactory |
| Whiskeytown Dam Shasta County | 282 | 1963 | High | Not Available |
| Whale Rock San Luis Obispo County | 193 | 1960 | High | Satisfactory |
| Weymouth Memorial Reservoir Los Angeles County | 18 | 1966 | High | Satisfactory |
| Wet Meadows Alpine County | 28 | — | Low | Satisfactory |
| West Valley Modoc County | 65 | 1936 | High | Satisfactory |
| West Side Detention Dike 2 Riverside County | 37 | 1968 | Low | Not Available |
| West Point Regulating Calaveras County | 36 | 1965 | High | Satisfactory |
| Westlake Reservoir Los Angeles County | 158 | 1972 | High | Satisfactory |
| Weber El Dorado County | 92 | 1924 | High | Satisfactory |
| Weaver Lake Dam Nevada County | 27 | 1967 | Low | Not Rated |
| Wastewater Storage Placer County | 75 | 1978 | Low | Satisfactory |
| Waste Pond San Diego County | 20 | — | Significant | Not Available |
| Warren H. Brock Reservoir Dikes Imperial County | 21 | 2010 | High | Not Available |
| Warm Springs Dam Sonoma County | 356 | 1983 | High | Not Available |
| Ward Lake Lassen County | 23 | 1889 | Low | Satisfactory |
| Ward Creek Alameda County | 71 | 1963 | High | Satisfactory |
| Walnut Canyon Orange County | 187 | 1968 | High | Satisfactory |
| Wallace Calaveras County | 29 | — | Significant | Satisfactory |
| Walker Lake Mono County | 12 | — | Low | Satisfactory |
| Walker Creek Marin County | 25 | 1976 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.