Browse Dams

11,354 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 11,354 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
Pilot Grove Creek WS SCS Site 58 Dam Texas Collin 27 Significant Fair 1981 Flood Risk Reduction
Jones #1 Colorado Grand 27 Significant Satisfactory 1879 Water Supply
Risdon Pond Dam Connecticut New Haven 27 Significant Unsatisfactory 1890 Water Supply
Nick Vatis Dam South Carolina Oconee 27 Significant Fair 1955 Recreation
Lower Caney Louisiana Webster 27 Significant Not Rated 1937 Fish and Wildlife Pond
Prattville Lake Alabama Autauga 27 Significant Not Rated 1920 Recreation
Lake Henry Dam Arkansas Perry 27 Significant Satisfactory 1967 Recreation
John Williams Lake Dam Missouri Henry 27 Significant Not Rated 1977 Grade Stabilization
Bruce Persson Dam New York Delaware 27 Significant Poor 1999 Recreation
Bellwood Lake Dam Ohio Geauga 27 Significant Poor 1960 Recreation
Shadow Lake Dam Ohio Monroe 27 Significant Poor - Recreation
Memory Lake Dam Ohio Tuscarawas 27 Significant Poor - Recreation
Knapp Brook Site No. 2 Vermont Windsor 27 Significant Fair 1961 Recreation
Richland Creek WS SCS Site 86 Dam Texas Hill 27 Significant Fair 1974 Flood Risk Reduction
Dixie Oaks #1 Dam Tennessee Lawrence 27 Significant Satisfactory 2002 Recreation
Akers Tennessee Sumner 27 Significant Not Rated 1960
Halverson Montana Valley 27 Significant - 1954 Irrigation
Subiaco Dam (Upper) Arkansas Logan 27 Significant Satisfactory 1948 Water Supply
Collins Station Cooling Lake Dam Illinois Grundy 27 Significant Not Available 1975 Other
Wolf Hollow Dam Tennessee Williamson 27 Significant - 1983 Fire Protection, Stock, Or ...
Hodges Dam Alabama Marion 27 Significant Not Rated 1920 Recreation
Golden Gate Dam South Carolina Darlington 27 Significant Fair - Recreation
Rowe Lake Dam Illinois Morgan 27 Significant Not Available 1970 Recreation
The Ranch Colorado Adams 27 Significant Satisfactory 1979 Irrigation
Tungston Mine Tailings Dam North Carolina Vance 27 Significant Fair - Tailings
Blackman_* Colorado Mesa 27 Significant Not Rated 1911 Recreation
Dobbin Brothers Dam Alabama Shelby 27 Significant Not Rated 1965 Recreation
Winters Branch Dam Virginia Manassas 27 Significant Satisfactory - Flood Risk Reduction
Carl Dreyer Lake Dam Missouri Montgomery 27 Significant Not Rated 1969 Recreation
Lake Trotter West Virginia Roane 27 Significant Poor 1955 Other
Brimstone Leach Event Pond Dam Nevada Humboldt 27 Significant Poor 2011 Other
James M. Stephens Dam Virginia Bedford 27 Significant Poor - Recreation
Curry Dam Montana Pondera 27 Significant - - Irrigation
Rochelle Lake Dam North Carolina Halifax 27 Significant Fair 1960 Irrigation
Rayburn Lake Dam Illinois Madison 27 Significant Not Available 1968 Recreation
Strates (Mckinley) * Utah Sanpete 27 Significant Not Rated 1969 Irrigation
Raymond Blair Dam Texas Parker 27 Significant Not Rated 1986 Other
Cantrell Lake Dam Illinois White 27 Significant Not Available 1990 Recreation
Kittredge Dam Massachusetts Worcester 27 Significant Satisfactory 1964 Flood Risk Reduction
Kennel Reservoir Oregon Polk 27 Significant Not Rated 1977 Irrigation
Lake Shawnee Pennsylvania Susquehanna 27 Significant Not Available 1970 Recreation
Rushcreek Structure No. V-A Ohio Fairfield 27 Significant Fair 1970 Flood Risk Reduction
Waggoner South Dakota Haakon 27 Significant - 1940 Recreation
Pleasant Valley No. 3 Minnesota Winona 27 Significant Fair 1968 Flood Risk Reduction
Joe Blake Water Treatment Plant Forebay Colorado Douglas 27 Significant Satisfactory 1986
Peterson, Floyd Oregon Marion 27 Significant Not Rated 1977 Recreation
Semmes Lake South Carolina Richland 27 Significant Not Rated 1940 Recreation
Darby Arkansas Franklin 27 Significant Not Available 1956 Water Supply
B13 Dam Texas Harrison 27 Significant Not Rated -
Paint Mill Lake Dam Indiana Vigo 27 Significant Poor 1940 Recreation

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.