Browse Dams

12,906 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 12,906 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
Bear Creek Reservoir Georgia Jackson 82 High Satisfactory -
Cross Creek (Pa-661) Pennsylvania Washington 82 High Satisfactory 1979 Flood Risk Reduction
Brighton Maryland Montgomery 82 High Satisfactory 1943 Hydroelectric
Buzzards Roost Embankment South Carolina Greenwood 82 High Satisfactory 1940 Hydroelectric
Grantsville Utah Tooele 82 High Satisfactory 1984 Irrigation
Sand Creek Detention Basin No. 6 Colorado El Paso 82 Significant Satisfactory 2014 Flood Risk Reduction
Rainbow New York St. Lawrence 82 High Satisfactory 1956 Hydroelectric
Ryan Dam Montana Cascade 82 High Satisfactory 1915 Hydroelectric
Long Branch Reservoir Dam Georgia Henry 82 High Satisfactory - Water Supply
North California Contra Costa 82 High Satisfactory 1961 Water Supply
Taylor Draw Colorado Rio Blanco 81 High Satisfactory 1984 Hydroelectric
The Summit - Dam B West Virginia Fayette 81 High Satisfactory 2012 Recreation
Wesley E Seale Dam Texas San Patricio 81 High Satisfactory 1958 Water Supply
Pike Creek Dam Montana Fergus 81 High Satisfactory 1977 Recreation
Forbestown Diversion California Butte 81 Low Satisfactory 1962 Hydroelectric
Grandview Lake Dam Indiana Bartholomew 81 High Satisfactory 1965 Water Supply
Alpine Main California Alpine 81 High Satisfactory 1891 Hydroelectric
Caldron Falls Wisconsin Marinette 81 High Satisfactory 1924 Hydroelectric
South Domingo Baca Dam New Mexico Bernalillo 81 High Satisfactory 1979 Flood Risk Reduction
Mississippi Lime Upper Dam Missouri Ste. Genevieve 81 High Satisfactory 1992
Crawford Ranch California Mendocino 80 High Satisfactory 1972 Other
Cholla Fly Ash Pond Arizona Navajo 80 High Satisfactory 1978 Other
Sagar Lower Dam North Carolina Transylvania 80 High Satisfactory - Recreation
Chief Logan Dam West Virginia Logan 80 High Satisfactory - Recreation
Lake Maxwell Dam Missouri Maries 80 High Satisfactory 1999 Recreation
East Dam Montana Deer Lodge 80 Significant Satisfactory -
South Fourche Lafave Wid Site 6 Arkansas Perry 80 Low Satisfactory 1978 Flood Risk Reduction
Kimball Creek California Napa 80 High Satisfactory 1939 Water Supply
Callaway Forks Dam Missouri St. Charles 80 High Satisfactory 1981 Recreation
Lake Lasata Dam Missouri Ste. Genevieve 80 High Satisfactory 1992 Recreation
Adjuntas Dam Puerto Rico Adjuntas 80 High Satisfactory 1950 Hydroelectric
Milner Dam Idaho Twin Falls 80 High Satisfactory 1905 Irrigation
Red Wash Utah Uintah 80 High Satisfactory 2008 Irrigation
Fond Du Lac Minnesota St. Louis 80 High Satisfactory 1924 Hydroelectric
Valley View Lake Dam Missouri Jefferson 80 High Satisfactory 2012
Ayers Island New Hampshire Grafton 80 Significant Satisfactory 1924 Hydroelectric
Oconee Intake Dike South Carolina Oconee 80 High Satisfactory 1971 Hydroelectric
Alcove Dam New York Albany 80 High Satisfactory 1929 Water Supply
Mill Service No 6 Pennsylvania Westmoreland 80 High Satisfactory 1986 Other
Andrew Cademartori California Calaveras 80 High Satisfactory 1983 Other
Long Hill Reservoir Dam Connecticut New Haven 80 High Satisfactory 1914 Water Supply
Stony Creek Dam #9 Virginia Shenandoah 80 High Satisfactory 1971 Flood Risk Reduction
Sherman Island New York Warren 80 High Satisfactory 1923 Hydroelectric
King Arthur's Dam Missouri Washington 80 High Satisfactory 1980 Tailings
Big Casino Creek Dam Montana Fergus 80 High Satisfactory 1976 Irrigation
Whiting River Flood Control Dam Connecticut Litchfield 80 High Satisfactory 1968 Flood Risk Reduction
Silver Lake Dam Missouri Jefferson 80 High Satisfactory 1981 Tailings
Box Elder Creek Dam Montana Sheridan 80 High Satisfactory 1963 Recreation
Solutia #11 Dam Tennessee Maury 80 Low Satisfactory 1962
Tuckertown North Carolina Stanly 80 High Satisfactory 1962 Hydroelectric

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.