Browse Dams

1,134 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 1,134 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
Clear Fork Trinity River WS SCS Site 30 Dam Texas Parker 37 High Unsatisfactory 1958 Flood Risk Reduction
Reser Dam Montana Blaine 37 Low Unsatisfactory 1980 Recreation
Brex Lake Dam Missouri Boone 37 High Unsatisfactory - Recreation
Gilbert Run Dam 3 (Jameson Dam) Maryland Charles 37 High Unsatisfactory 1964 Flood Risk Reduction
Big Sand Watershed Structure Y-32-09a Dam Mississippi Carroll 37 High Unsatisfactory 1966 Flood Risk Reduction
Lower Hackett Dam Wyoming Natrona 37 Low Unsatisfactory 1967 Debris Control
Upper Bosque River WS SCS Site 9 Dam Texas Erath 37 High Unsatisfactory 1972 Flood Risk Reduction
Comanche Harbor Lake Dam Texas Hood 37 High Unsatisfactory 1975 Recreation
Gladstone Lake Dam Missouri Boone 37 High Unsatisfactory 1986 Recreation
Cooley Arizona Navajo 36 High Unsatisfactory 1963 Recreation
Sanford Dam Michigan Midland 36 High Unsatisfactory 1925 Recreation
Three Forks Dam Wyoming Natrona 36 Low Unsatisfactory 1954 Debris Control
Lora Young Dam North Carolina Transylvania 36 High Unsatisfactory - Recreation
Chambers Creek WS SCS Site 34 Dam Texas Johnson 36 High Unsatisfactory 1960 Flood Risk Reduction
Wey Lake Dam Indiana Vigo 36 Low Unsatisfactory 1945 Recreation
Smallwood Dam Michigan Gladwin 36 High Unsatisfactory 1925 Recreation
Middle Field 14 Reservoir Hawaii Maui 36 High Unsatisfactory 2006 Irrigation
Upper Bosque River WS SCS Site 14 Dam Texas Erath 36 High Unsatisfactory 1965 Flood Risk Reduction
Western Lake Dam Texas Parker 36 Significant Unsatisfactory 1970 Recreation
Rock Water Hole Detention Dam Wyoming Washakie 36 Low Unsatisfactory 2003 Water Supply
Sister Grove Creek WS SCS Site 38 Dam Texas Collin 36 High Unsatisfactory 1959 Flood Risk Reduction
Bachman Lake Dam Texas Dallas 35 High Unsatisfactory 1901 Water Supply
Jordan #1 Dam West Virginia - 35 High Unsatisfactory 2012 Recreation
Kickapoo Creek WS SCS Site 4 Dam Texas Coke 35 High Unsatisfactory 1962 Flood Risk Reduction
Bryan Lake Dam Kentucky Muhlenberg 35 High Unsatisfactory - Recreation
Spotswood Drive Dam Virginia Orange 35 Low Unsatisfactory - Recreation
Wilson Colorado Huerfano 35 Low Unsatisfactory - Irrigation
Upper East Fk Laterals WS SCS Site 4 Dam Texas Rockwall 35 High Unsatisfactory 1955 Flood Risk Reduction
Lake Mellie Jane Mississippi Greene 35 Significant Unsatisfactory - Recreation
White Clay South Dakota Oglala Lakota 35 High Unsatisfactory 1936 Recreation
Otter Lake Dam No 2 Kentucky Hopkins 35 High Unsatisfactory 1979 Recreation
Y T Ranch Colorado Mesa 35 High Unsatisfactory 1911 Recreation
Jack Dam Wyoming Natrona 35 Low Unsatisfactory 1971 Debris Control
Middle Dam Nevada Washoe 35 Significant Unsatisfactory - Irrigation
Little High Rock Dam Nevada Washoe 35 Low Unsatisfactory - Irrigation
Sunny Hill Farms Dam South Carolina Cherokee 35 Undetermined Unsatisfactory - Flood Risk Reduction
Fossil Dam Wyoming Natrona 35 Low Unsatisfactory 1966 Debris Control
Alkali Dam Wyoming Fremont 35 Low Unsatisfactory 1964 Fire Protection, Stock, Or ...
Camp Wood Ymca Lake Hall Kansas Chase 35 Low Unsatisfactory - Recreation
Cow Bayou WS SCS Site 29 Dam Texas McLennan 35 High Unsatisfactory 1965 Flood Risk Reduction
South River Dam #19 Virginia Augusta 35 High Unsatisfactory - Flood Risk Reduction
Yelm Canal Dike Washington Thurston 35 High Unsatisfactory 1930 Hydroelectric
Davis Lake Dam Missouri Howard 35 Low Unsatisfactory 1962 Recreation
Mlsna Wisconsin Vernon 35 High Unsatisfactory 1956 Flood Risk Reduction
Abiaca Watershed Structure Y-34-12 Dam Mississippi Carroll 35 Low Unsatisfactory 1965 Flood Risk Reduction
Big Pike Dam Wyoming Natrona 35 Low Unsatisfactory 1965 Debris Control
Green T Lake Dam Mississippi DeSoto 34 Undetermined Unsatisfactory 1957 Recreation
Upper Little River Maine Waldo 34 Significant Unsatisfactory 1910 Recreation
Pilot Grove Creek WS SCS Site 60 Dam Texas Hunt 34 Significant Unsatisfactory 1970 Flood Risk Reduction
Julesburg #4 Colorado Sedgwick 34 High Unsatisfactory 1910 Irrigation

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.