Dams in Nevada County, California
48Total Dams
22High Hazard
1Significant
Dam Safety in Nevada County, California
Nevada County has 48 dams tracked in the National Inventory of Dams. Of these, 22 are classified as high hazard — meaning failure would probably cause loss of human life. Another 1 carry a significant hazard classification. Currently, 1 dams have a condition assessment of poor or unsatisfactory.
The average dam in Nevada County is 104 years old. The most common purpose is water supply. The tallest dam is Rollins at 228 ft.
Explore more: Oldest dams in California · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Rollins | High | Satisfactory | 228 | Water Supply | 1965 |
| Jackson Meadows | High | Satisfactory | 205 | Water Supply | 1965 |
| Scotts Flat | High | Fair | 175 | Fire Protection, Stock, Or Small Fish Pond | 1948 |
| Prosser Creek Dam | High | Not Available | 166 | Water Supply | 1962 |
| Lake Fordyce | High | Poor | 145 | Hydroelectric | 1873 |
| Boca Dam | High | Not Available | 116 | Hydroelectric | 1939 |
| Martis Creek Dam | High | Not Available | 113 | Flood Risk Reduction | 1972 |
| Bowman Arch | High | Satisfactory | 109 | Irrigation | 1927 |
| Lake Combie | High | Fair | 100 | Irrigation | 1928 |
| Our House | High | Satisfactory | 97 | Water Supply | 1969 |
| French Lake | High | Satisfactory | 95 | Irrigation | 1859 |
| Deer Creek Diversion | High | Satisfactory | 92 | Debris Control | 1928 |
| Anthony House | High | Satisfactory | 75 | Water Supply | 1970 |
| Magnolia | High | Satisfactory | 68 | Water Supply | 1967 |
| Swan | High | Satisfactory | 59 | Water Supply | 1967 |
| Lake Spaulding No. 2 | High | Fair | 42 | Hydroelectric | 1916 |
| Loma Rica Airport | High | Satisfactory | 41 | Water Supply | 1965 |
| Jackson Lake | High | Satisfactory | 29 | Irrigation | 1943 |
| Lake Angela | High | Satisfactory | 28 | Water Supply | 1924 |
| Blue Lake | High | Satisfactory | 25 | Hydroelectric | 1856 |
| Rucker Lake | High | Satisfactory | 22 | Hydroelectric | 1856 |
| Faucherie Spillway Auxiliary | High | Satisfactory | 3 | Irrigation | 1966 |
| Donner Lake | Significant | Satisfactory | 16 | Water Supply | 1927 |
| Dutch Flat Afterbay | Low | Satisfactory | 165 | Irrigation | 1965 |
| Dutch Flat Forebay | Low | Satisfactory | 105 | Irrigation | 1966 |
| Chicago Park Forebay | Low | Satisfactory | 60 | Irrigation | 1966 |
| Bellett | Low | Satisfactory | 54 | Other | 1950 |
| Nevada City Raw Water Reservoir | Low | Satisfactory | 48 | Water Supply | 1980 |
| Anderson Ranch | Low | Satisfactory | 47 | Water Supply | 1989 |
| Pine Grove | Low | Satisfactory | 42 | Water Supply | 1911 |
| Penn Valley Wastewater | Low | Satisfactory | 39 | Water Supply | 1990 |
| Fuller Lake | Low | Satisfactory | 39 | Hydroelectric | 1856 |
| Meadow Lake | Low | Satisfactory | 38 | Hydroelectric | 1855 |
| Lake Sterling | Low | Satisfactory | 34 | Hydroelectric | 1858 |
| Milton South | Low | Satisfactory | 30 | Water Supply | 1927 |
| Weaver Lake Dam | Low | Not Rated | 27 | Other | 1967 |
| Upper Feeley | Low | Satisfactory | 23 | Hydroelectric | 1870 |
| Donner Euer Valley | Low | Satisfactory | 21 | Water Supply | 1966 |
| Culbertson Lake | Low | Satisfactory | 20 | Hydroelectric | 1852 |
| Lower Feeley | Low | Satisfactory | 19 | Hydroelectric | 1870 |
| Lake Vera | Low | Satisfactory | 16 | Water Supply | 1926 |
| Lower Lindsey | Low | Satisfactory | 16 | Hydroelectric | 1870 |
| White Rock Lake | Low | Satisfactory | 14 | Hydroelectric | 1855 |
| Lower Rock Lake | Low | Satisfactory | 11 | Hydroelectric | 1855 |
| Middle Lindsey | Low | Satisfactory | 9 | Hydroelectric | 1870 |
| Upper Rock Lake Auxiliary | Low | Satisfactory | 9 | Hydroelectric | 1855 |
| Sawmill Spillway | Low | Satisfactory | 9 | Irrigation | 1910 |
| Upper Lindsey | Low | Satisfactory | 8 | Hydroelectric | 1870 |