Browse Dams

13,006 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 13,006 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
Butler Storage Reservoir Dam New York Warren 83 High Satisfactory 1909 Water Supply
Sleepy Hollow Dam New York Greene 83 High Satisfactory 1972 Recreation
Superior Colorado Boulder 83 High Satisfactory 1994 Water Supply
Salado Creek WS SCS Site 1 Dam Texas Bexar 83 High Satisfactory 1975 Flood Risk Reduction
Lost River #10 Dam West Virginia Hardy 83 High Satisfactory 2005 Flood Risk Reduction
Stormwater Management Dam Missouri Pike 83 Low Satisfactory 2007 Flood Risk Reduction
Ripogenus Maine Piscataquis 83 High Satisfactory 1916 Hydroelectric
High Falls Wisconsin Marinette 83 High Satisfactory 1910 Hydroelectric
South Platte Reservoir Colorado Arapahoe 83 High Satisfactory 2007 Water Supply
Brighton Maryland Montgomery 82 High Satisfactory 1943 Hydroelectric
Cross Creek (Pa-661) Pennsylvania Washington 82 High Satisfactory 1979 Flood Risk Reduction
Sand Creek Detention Basin No. 6 Colorado El Paso 82 Significant Satisfactory 2014 Flood Risk Reduction
Grantsville Utah Tooele 82 High Satisfactory 1984 Irrigation
Upper San Fernando California Los Angeles 82 Low Satisfactory 1921 Other
Buzzards Roost Embankment South Carolina Greenwood 82 High Satisfactory 1940 Hydroelectric
Tippy Michigan Manistee 82 High Satisfactory 1918 Hydroelectric
Patterson Creek No. 6 Dam West Virginia Grant 82 High Satisfactory 1967 Flood Risk Reduction
Long Branch Reservoir Dam Georgia Henry 82 High Satisfactory — Water Supply
Moores Creek Dam Virginia Rockbridge 82 High Satisfactory — Water Supply
Ryan Montana Cascade 82 High Satisfactory 1915 Hydroelectric
Rainbow New York St. Lawrence 82 High Satisfactory 1956 Hydroelectric
Hillside California Inyo 82 High Satisfactory 1910 Hydroelectric
Pigeon-Jones Creek 12-A Nebraska Dakota 82 High Satisfactory 2022 Flood Risk Reduction
Palos Verdes Reservoir California Los Angeles 82 High Satisfactory 1939 Water Supply
North California Contra Costa 82 High Satisfactory 1961 Water Supply
Bear Creek Reservoir Georgia Jackson 82 High Satisfactory —
Conroe Dam Texas Montgomery 82 High Satisfactory 1973 Irrigation
South Domingo Baca Dam New Mexico Bernalillo 81 High Satisfactory 1979 Flood Risk Reduction
Wesley E Seale Dam Texas San Patricio 81 High Satisfactory 1958 Water Supply
Alpine Main California Alpine 81 High Satisfactory 1891 Hydroelectric
Grandview Lake Dam Indiana Bartholomew 81 High Satisfactory 1965 Water Supply
Caldron Falls Wisconsin Marinette 81 High Satisfactory 1924 Hydroelectric
Pike Creek Dam Montana Fergus 81 High Satisfactory 1977 Recreation
Forbestown Diversion California Butte 81 Low Satisfactory 1962 Hydroelectric
Taylor Draw Colorado Rio Blanco 81 High Satisfactory 1984 Hydroelectric
Mississippi Lime Upper Dam Missouri Ste. Genevieve 81 High Satisfactory 1992
The Summit - Dam B West Virginia Fayette 81 High Satisfactory 2012 Recreation
Crawford Ranch California Mendocino 80 High Satisfactory 1972 Other
Atoka Reservoir Oklahoma Atoka 80 High Satisfactory 1957 Water Supply
Solutia #11 Dam Tennessee Maury 80 Low Satisfactory 1962
Ayers Island New Hampshire Grafton 80 Significant Satisfactory 1924 Hydroelectric
Whiting River Flood Control Dam Connecticut Litchfield 80 High Satisfactory 1968 Flood Risk Reduction
South Fourche Lafave Wid Site 6 Arkansas Perry 80 Low Satisfactory 1978 Flood Risk Reduction
Cholla Fly Ash Pond Arizona Navajo 80 High Satisfactory 1978 Other
Sherman Island New York Warren 80 High Satisfactory 1923 Hydroelectric
Lake Lasata Dam Missouri Ste. Genevieve 80 High Satisfactory 1992 Recreation
Big Casino Creek Dam Montana Fergus 80 High Satisfactory 1976 Irrigation
Bear Valley California San Bernardino 80 High Satisfactory 1911 Water Supply
Red Wash Utah Uintah 80 High Satisfactory 2008 Irrigation
Mill Service No 6 Pennsylvania Westmoreland 80 High Satisfactory 1986 Other

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.