Browse Dams

1,534 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 1,534 dams from the NID database. Each record includes dam name, location, physical dimensions, hazard potential classification, condition assessment, purpose, owner information, and emergency action plan status. Use the filters below to search by state, hazard level, condition, or keyword.

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Name State County Height (ft) Hazard Condition Year Purpose
Miners Ravine Detention California Placer 23 Low Satisfactory 2007 Flood Risk Reduction
Upper Feeley California Nevada 23 Low Satisfactory 1870 Hydroelectric
Pond K California Amador 22 Low Satisfactory 2006 Tailings
Janes Flat California Modoc 22 Significant Not Rated 1918 Irrigation
Irrigation Reservoir California Kern 22 High Satisfactory 1980 Water Supply
Berrenda Mesa California Kern 22 Significant Satisfactory 1967 Water Supply
Diemer Reservoir California Orange 22 High Satisfactory 1963 Water Supply
Orwick Dam (Blm) California Tehama 22 Low Not Rated 1950 Irrigation
Rocky Oaks Dam California Los Angeles 22 High Not Available — Fish and Wildlife Pond
Madeline California Lassen 22 Low Satisfactory 1900 Water Supply
Crocker Diversion California Merced 22 Low Satisfactory 1910 Other
Schneider California Sacramento 22 Low Fair 1941 Water Supply
Beaver Creek California Lassen 22 Low Satisfactory 1978 Water Supply
Elkins and Lane California Lassen 22 Low Satisfactory 1953 Water Supply
Shedd California Modoc 22 Low Satisfactory 1962 Water Supply
Upper Monarch Lake California Tulare 22 Low Satisfactory 1905 Water Supply
Dawson Lake California Stanislaus 22 Low Satisfactory 1896 Water Supply
East Glorietta California Los Angeles 22 High Satisfactory 1932 Water Supply
Steamboat Lake California Siskiyou 22 Significant Satisfactory 1968 Water Supply
Little Juniper California Modoc 22 Significant Satisfactory 1926 Other
Airport Storage Pond California Sonoma 22 High Satisfactory 1985 Water Supply
Lake Mary California Placer 22 Low Satisfactory 1926 Other
Jurupa Basin California Riverside 22 High Satisfactory 1983 Flood Risk Reduction
Lake Alta California Placer 22 High Fair 1862 Other
Rucker Lake California Nevada 22 High Satisfactory 1856 Hydroelectric
Upper Sunset Lake California Alpine 22 Low Satisfactory 1904 Water Supply
Diamond Valley Lake Forebay California Riverside 22 Low Satisfactory 1999 Other
J&T Cattle Company No. 1 California Stanislaus 22 Low Fair 2013 Water Supply
4-S Ranch Reclamation Reservoir California San Diego 22 High Satisfactory 2000 Water Supply
Chino Ranch #1 California San Bernardino 22 Significant Satisfactory 1918 Water Supply
Milpitas California Monterey 22 Low Poor 1960 Fire Protection, Stock, Or ...
Santa Fe Seasonal Storage California San Diego 22 Low Satisfactory 2004 Water Supply
Twin Lake California Alpine 22 Low Satisfactory 1903 Hydroelectric
Buck Island Main California El Dorado 22 Low Satisfactory 1963 Hydroelectric
Alta Loma Basin #2 California San Bernardino 22 High Satisfactory 1971 Flood Risk Reduction
West Side Detention Dike 3 California Riverside 22 Low Not Available 1970 Irrigation
Lemoore Diversion Weir California Fresno 21 Low Not Rated 1924 Other
Mill Pond California Marin 21 Significant Not Available 1956
Hestan Vineyards Dam California Napa 21 High Fair — Water Supply
Berenda Slough California Madera 21 High Satisfactory 1962 Other
Cloverswale California Modoc 21 Low Satisfactory 1973 Water Supply
Mccoy Flat California Lassen 21 Low Satisfactory 1891 Water Supply
Encinosa Basin North California Solano 21 High Satisfactory 2009 Flood Risk Reduction
Carpenter Wilson California Modoc 21 Low Satisfactory 1948 Other
Silver Lake California Plumas 21 High Satisfactory 1906 Water Supply
Albaugh No. 1 California Lassen 21 Low Satisfactory 1953 Other
Lady Franklin Lake California Tulare 21 Low Satisfactory 1905 Water Supply
Lake Camille California Napa 21 High Satisfactory 1880 Water Supply
Lost Lake West California Alpine 21 Low Satisfactory 1925 Water Supply
Lynch Canyon California Solano 21 High Fair — Water Supply

Frequently Asked Questions

Hazard potential is based on the consequences of dam failure, not the condition of the dam. High hazard means loss of human life is probable. Significant means economic and environmental losses are expected but no probable loss of life. Low means minimal losses are expected. The classification considers downstream population, infrastructure, and environmental resources.

Condition ratings reflect the physical state of the dam based on periodic inspections. Satisfactory means no deficiencies found. Fair means minor issues exist but no immediate action needed. Poor means safety deficiencies require remedial action. Unsatisfactory means the dam is unsafe and immediate corrective action is required.

Yes. Use the search field above to find dams by name. You can also combine the search with state, hazard, and condition filters to narrow your results. Each dam record links to a detail page with complete information.