Browse Dams

12,908 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 12,908 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
Sehi Dam Nebraska Holt 21 Low Satisfactory 1969 Irrigation
Fox Dam Nebraska Dawes 21 Low Satisfactory 1960 Flood Risk Reduction
Wilson Colorado Moffat 21 Low Satisfactory 1941 Fish and Wildlife Pond
Berenda Slough California Madera 21 High Satisfactory 1962 Other
Fawn Lake Dam Michigan Ogemaw 21 Low Satisfactory 1971 Recreation
Thayer Dam Nebraska Nuckolls 21 Low Satisfactory 1966 Fire Protection, Stock, Or ...
Dey Dam Nebraska York 21 Low Satisfactory 1963 Other
Frahm Dam 1654 Nebraska Nuckolls 21 Low Satisfactory 1978 Irrigation
Wolcott Reservoir Conveyor Dam Connecticut Hartford 21 Significant Satisfactory - Water Supply
Cloverswale California Modoc 21 Low Satisfactory 1973 Water Supply
Encinosa Basin North California Solano 21 High Satisfactory 2009 Flood Risk Reduction
Bigelow Pond Dam Connecticut Tolland 21 Significant Satisfactory 1941 Recreation
Mccoy Flat California Lassen 21 Low Satisfactory 1891 Water Supply
Valley Pond Dam Connecticut Litchfield 21 Significant Satisfactory 1900 Recreation
Richards Colorado Larimer 21 High Satisfactory 1904 Irrigation
Waterford Dam Michigan Wayne 21 High Satisfactory 1925 Recreation
Mirror Lake Dam Michigan Jackson 21 Significant Satisfactory 1966 Recreation
Christ School Lake Dam North Carolina Buncombe 21 Significant Satisfactory - Recreation
Krotter Schlager Dam Nebraska Hitchcock 21 Low Satisfactory 1945 Fire Protection, Stock, Or ...
Lake Marsha Dam North Carolina Wake 21 Low Satisfactory - Recreation
Halsey Dam Nebraska Red Willow 21 Low Satisfactory 1935 Flood Risk Reduction
Cow Creek 1 Nebraska Cherry 21 Low Satisfactory 1998 Other
Cow Creek 4 Nebraska Cherry 21 Low Satisfactory 1998 Other
Brown Creek Dam Tennessee Madison 21 Low Satisfactory 1989
Carol Dam Tennessee Grundy 21 Low Satisfactory 1970
Dulles Station Regional Pond Dam Virginia Fairfax 21 Low Satisfactory - Flood Risk Reduction
Silver Lake California Plumas 21 High Satisfactory 1906 Water Supply
Carpenter Wilson California Modoc 21 Low Satisfactory 1948 Other
Military Park Colorado Delta 21 Low Satisfactory 1961 Irrigation
Albaugh No. 1 California Lassen 21 Low Satisfactory 1953 Other
South Pond Dam Connecticut Litchfield 21 High Satisfactory 1850 Recreation
Arrigoni Pond Dam Connecticut Middlesex 21 Significant Satisfactory 1945 Recreation
Simplot Decant Pond Idaho Power 21 Low Satisfactory 2009 Tailings
Cmp Maine Waldo 21 Low Satisfactory 1908
Cleveland Lake Dam Michigan Muskegon 21 Significant Satisfactory 1960 Recreation
Christian Service Camp Dam Michigan Chippewa 21 Low Satisfactory 1960 Recreation
Wintermute Dam Nebraska Frontier 21 Low Satisfactory 1964 Flood Risk Reduction
Wood (Lower) Dam North Carolina Henderson 21 Significant Satisfactory 1965 Recreation
Goodwin Dam Nebraska Cherry 21 Low Satisfactory 1974 Flood Risk Reduction
Bankbridge Dam New Jersey Gloucester 21 Low Satisfactory - Recreation
Palos Verdes Lake Dam Texas Dallas 21 High Satisfactory -
Elk Creek #1 Colorado Rio Grande 21 Low Satisfactory 1946 Fish and Wildlife Pond
Highland #3 Colorado Weld 21 Significant Satisfactory 1881 Irrigation
Scovill Reservoir Dam Connecticut Middlesex 21 High Satisfactory 1860 Recreation
Lake Grant Colorado Gunnison 21 High Satisfactory 1995 Water Supply
Giffin #2 (Upper) Colorado Weld 21 Low Satisfactory 1952 Irrigation
Muskegon Waste Water Lagoons Michigan Muskegon 21 High Satisfactory 1973 Other
Homestake Copper Dam Michigan Houghton 21 Low Satisfactory 1975 Tailings
North Hero 35 Minnesota Redwood 21 Low Satisfactory - Flood Risk Reduction
Fred Burr Lake (Granite) Montana Granite 21 High Satisfactory 1930 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.