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 160
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Collett Lassen County | 40 | 1991 | Significant | Satisfactory |
| Cornett Mendocino County | 31 | 1974 | Significant | Satisfactory |
| Coyote Flat Lassen County | 52 | 1928 | Significant | Satisfactory |
| Cummings Reservoir No. 1 Modoc County | 11 | 1912 | Significant | Satisfactory |
| Davis Napa County | 42 | 1955 | Significant | Satisfactory |
| Delta Pond Sonoma County | 27 | 1984 | Significant | Satisfactory |
| Detention Pond A Solano County | 15 | 1989 | Significant | Satisfactory |
| Dick Week Napa County | 70 | 1955 | Significant | Satisfactory |
| Diemer No. 8 Orange County | 172 | 1968 | Significant | Satisfactory |
| Dina Bob Lake Sonoma County | 33 | 1955 | Significant | Satisfactory |
| Donner Lake Nevada County | 16 | 1927 | Significant | Satisfactory |
| Donovan Modoc County | 28 | 1953 | Significant | Satisfactory |
| Drinkwater Los Angeles County | 105 | 1923 | Significant | Satisfactory |
| E. A. Wright Glenn County | 38 | 1950 | Significant | Satisfactory |
| Eureka Plumas County | 29 | 1866 | Significant | Satisfactory |
| Fairchild (Res F) Modoc County | 20 | 1914 | Significant | Not Rated |
| Fallen Leaf Lake Dam El Dorado County | 12 | 1934 | Significant | Not Rated |
| Feliz North Lake Mendocino County | 24 | — | Significant | Fair |
| Ferro Debris Basin Ventura County | 45 | 1986 | Significant | Satisfactory |
| Finnon Lake El Dorado County | 46 | 2012 | Significant | Satisfactory |
| Fly-In-Acres Calaveras County | 41 | 1953 | Significant | Satisfactory |
| Fresh Water & Settlement Pond Santa Cruz County | 30 | — | Significant | Not Available |
| Frisky Lake Dam Yuba County | 21 | 1961 | Significant | Not Available |
| George Reese Reservoir Shasta County | 29 | 1876 | Significant | Satisfactory |
| Georgetown Cntrl El Dorado County | 38 | 1956 | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.