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 351–375 of 821
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| La Contenta Calaveras County | 43 | 2002 | High | Satisfactory |
| Lafayette Contra Costa County | 132 | 1929 | High | Fair |
| Lagunita Sonoma County | 49 | 1954 | High | Satisfactory |
| Lagunita Santa Clara County | 16 | 1900 | High | Satisfactory |
| Lake Ada Rose Mendocino County | 50 | 1964 | High | Satisfactory |
| Lake Almanor Plumas County | 135 | 1927 | High | Fair |
| Lake Alta Placer County | 22 | 1862 | High | Fair |
| Lake Angela Nevada County | 28 | 1924 | High | Satisfactory |
| Lake Angela Shasta County | 24 | 1958 | High | Satisfactory |
| Lake Arthur Placer County | 44 | 1909 | High | Satisfactory |
| Lake Camille Napa County | 21 | 1880 | High | Satisfactory |
| Lake Chabot Solano County | 47 | 1870 | High | Satisfactory |
| Lake Combie Nevada County | 100 | 1928 | High | Fair |
| Lake County Sanitation District Lake County | 40 | 1972 | High | Satisfactory |
| Lake County Sanitation District 2 Lake County | 77 | 1976 | High | Satisfactory |
| Lake Curry Napa County | 107 | 1926 | High | Poor |
| Lake Cynthia Napa County | 20 | 1955 | High | Satisfactory |
| Lake Eleanor Tuolumne County | 61 | 1918 | High | Satisfactory |
| Lake Eleanor Ventura County | 37 | 1881 | High | Satisfactory |
| Lake Fordyce Nevada County | 145 | 1873 | High | Poor |
| Lake Francis Yuba County | 79 | 2000 | High | Satisfactory |
| Lake Frey Solano County | 83 | 1894 | High | Fair |
| Lake Gregory San Bernardino County | 90 | 1938 | High | Satisfactory |
| Lake Helen Sonoma County | 39 | 1966 | High | Poor |
| Lake Hemet Riverside County | 135 | 1895 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.