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 1001–1025 of 1,093
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Big Four Ranch Kern County | 38 | 1970 | Significant | Satisfactory |
| Big Dry Creek Fresno County | 50 | 1948 | High | Satisfactory |
| Big Dobe South Modoc County | 11 | 1912 | Low | Satisfactory |
| Big Dobe North Modoc County | 9 | 1912 | Low | Satisfactory |
| Big Dalton Debris Basin Los Angeles County | 59 | 1960 | High | Satisfactory |
| Big Dalton Los Angeles County | 153 | 1929 | High | Satisfactory |
| Big Creek Dam No. 7 Madera County | 250 | 1951 | High | Satisfactory |
| Big Creek Dam No. 6 Madera County | 155 | 1923 | High | Satisfactory |
| Big Creek Dam No. 5 Fresno County | 60 | 1921 | Significant | Satisfactory |
| Big Creek Dam No. 4 Fresno County | 75 | 1913 | Low | Satisfactory |
| Big Creek Tuolumne County | 120 | 1969 | High | Satisfactory |
| Big Canyon Creek El Dorado County | 63 | 1935 | Low | Satisfactory |
| Big Canyon Orange County | 65 | 1959 | High | Satisfactory |
| Big Bend Butte County | 61 | — | Low | Satisfactory |
| Bidwell Lake Plumas County | 35 | 1865 | High | Satisfactory |
| Bevans Creek Mendocino County | 51 | 1955 | High | Satisfactory |
| Bevanda Calaveras County | 29 | 1925 | Significant | Satisfactory |
| Bethany Forebay Alameda County | 95 | 1961 | High | Satisfactory |
| Berrenda Mesa Kern County | 22 | 1967 | Significant | Satisfactory |
| Bernardo Reservoir San Diego County | 54 | 1964 | High | Satisfactory |
| Berenda Slough Madera County | 21 | 1962 | High | Satisfactory |
| Bellett Nevada County | 54 | 1950 | Low | Satisfactory |
| Beggs San Joaquin County | 40 | 1971 | Low | Satisfactory |
| Bee Canyon Retention Basin Orange County | 62 | 1994 | Low | Satisfactory |
| Beck San Diego County | 95 | 1983 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.