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
Frederick Colorado Weld 19 Significant Satisfactory 1892 Fish and Wildlife Pond
Jasper Colorado Boulder 18 High Satisfactory 1988 Water Supply
Horners Dam Virginia Westmoreland 18 Undetermined Satisfactory - Recreation
Ms05425 Lake Dam Mississippi Rankin 18 Low Satisfactory - Recreation
Garner Colorado Dolores 18 Low Satisfactory 1960 Irrigation
Red Cedar Lake Dike Connecticut New London 18 Significant Satisfactory - Recreation
Covalt Dam Nebraska Morrill 18 Significant Satisfactory 1964 Flood Risk Reduction
Water Country Dam Virginia York 18 Low Satisfactory - Recreation
Pella Wisconsin Shawano 18 Low Satisfactory 1883 Recreation
Hansen Idaho Latah 18 Significant Satisfactory 1976 Other
Davidian Dam North Carolina Wake 18 Low Satisfactory - Recreation
Snook Dam Nebraska Dawes 18 Low Satisfactory 1951 Irrigation
Frank Dam Tennessee Cumberland 18 Low Satisfactory 1969
Chute Wisconsin Oconto 18 High Satisfactory 1937 Recreation
Murray Wisconsin Price 18 Significant Satisfactory 1880 Recreation
Berthoud Colorado Larimer 18 Significant Satisfactory 1962 Water Supply
Thibodeaux Colorado La Plata 18 Significant Satisfactory - Recreation
Bladen Springs Farm Lagoon Dam North Carolina Bladen 18 Low Satisfactory 1996 Other
Kulhanek Dam Nebraska Cuming 18 Low Satisfactory 2006 Fish and Wildlife Pond
Rug Brook Reservoir Southeast Dike Connecticut Litchfield 18 Significant Satisfactory - Other
Black Reservoir California Mono 18 Low Satisfactory 1905 Water Supply
Cooks Mill Dam Michigan Kalamazoo 18 Low Satisfactory 1870 Recreation
Loch Erin Dam Michigan Lenawee 18 Significant Satisfactory 1971 Recreation
Lehmann Detention Minnesota Lincoln 18 Low Satisfactory - Flood Risk Reduction
Rush Lake Dam Mississippi Claiborne 18 Undetermined Satisfactory - Recreation
Fair Oaks Lake Dam Mississippi Lauderdale 18 High Satisfactory - Recreation
Baker Pond Vermont Orange 18 Low Satisfactory 1956 Recreation
Nakomis Lake Colorado Larimer 18 Low Satisfactory 1920 Fish and Wildlife Pond
Barnett California El Dorado 18 Significant Satisfactory 1948 Other
Leonard Johnson California Modoc 18 Low Satisfactory 1948 Water Supply
Stonehedge Dam Mississippi DeSoto 18 High Satisfactory 1985 Recreation
Carter Lake Dam #1 North Carolina Chatham 18 Low Satisfactory - Fire Protection, Stock, Or ...
Sylvan Lake Dam New Jersey Burlington 18 High Satisfactory 1941 Recreation
Swan Lake Dam Ohio Butler 18 High Satisfactory 1953 Recreation
Pittsfield Sewage Lagoon Dam New Hampshire Merrimack 18 Significant Satisfactory 1979 Other
Mohawk Lake Dam Ohio Seneca 18 Significant Satisfactory 1913 Recreation
Beech Branch Dam Tennessee Madison 18 Low Satisfactory 1986
Howard Farm Dam Ohio Lucas 18 High Satisfactory 2018 Recreation
Big Johnson California Modoc 18 Low Satisfactory 1959 Water Supply
Borax Solar Evaporation Ponds California Kern 18 Low Satisfactory 1984 Water Supply
Moodus Reservoir Dam Connecticut Middlesex 18 Significant Satisfactory 1882 Recreation
Hopeville Pond Dam Connecticut New London 18 Significant Satisfactory 1910 Recreation
Rizzo Pond Dam Connecticut Litchfield 18 Low Satisfactory 1964 Recreation
Hollybrook Lake Dam Indiana Owen 18 High Satisfactory 1940 Recreation
Woods Pond Dam Massachusetts Berkshire 18 Significant Satisfactory 1989 Other
Runholt-Mellenthin Minnesota Lyon 18 Low Satisfactory 1958 Fire Protection, Stock, Or ...
Birch Creek Club Dam Michigan Alcona 18 Low Satisfactory 1998 Recreation
Vandenberg Dam 386 Nebraska Butler 18 Low Satisfactory 1969 Flood Risk Reduction
Wason Pond Dam New Hampshire Rockingham 18 Low Satisfactory 1931 Recreation
Grove Dam 2048 Nebraska Nuckolls 18 Low Satisfactory 1962 Fire Protection, Stock, Or ...

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.