Browse Dams

7,892 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 7,892 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
South Fourche Lafave Wid Site 3 Arkansas Perry 105 Significant Poor 1981 Flood Risk Reduction
Bridge Fork Dam Kentucky McCreary 105 Significant Poor 1930 Other
North Fork Pennsylvania Somerset 105 High Poor 1932 Water Supply
Mountain Dell Utah Salt Lake 105 High Poor 1916 Water Supply
Willow Creek Dam Montana Madison 105 High Poor 1938 Irrigation
Dehart Pennsylvania Dauphin 105 High Poor 1940 Water Supply
Carite Dam Puerto Rico Guayama 104 High Poor 1913 Hydroelectric
Green Canyon Dam New Mexico Sierra 104 High Poor 1972 Flood Risk Reduction
Pilarcitos California San Mateo 103 High Poor 1866 Water Supply
Magalia California Butte 103 High Poor 1918 Water Supply
Cooney Montana Carbon 102 High Poor 1937 Irrigation
Tara Lake Dam Georgia Carroll 101 High Poor 1972 Recreation
Birch Creek No. 2 Utah Rich 101 High Poor 1951 Irrigation
North Fork California Santa Clara 100 High Poor 1939 Water Supply
Sorrells Reservoir Dam Texas Morris 100 High Poor 1956
Mill Run Pennsylvania Blair 100 High Poor 1957 Water Supply
South Fourche Lafave Wid Site 5 Arkansas Perry 99 Low Poor 1997 Flood Risk Reduction
Gaston North Carolina Northampton 99 High Poor 1963 Hydroelectric
Crow Montana Lake 99 High Poor 1933 Irrigation
Moss Lake Dam North Carolina Cleveland 99 High Poor 1973 Water Supply
Bear Canyon Dam New Mexico Grant 99 High Poor 1937 Irrigation
Rocky Gap Dam Maryland Allegany 98 High Poor 1969 Water Supply
Upper Van Tassell Wyoming Laramie 98 High Poor 1932 Water Supply
Wahiawa Dam Hawaii Honolulu 98 High Poor 1906 Irrigation
Doe Valley Lake Dam Kentucky Meade 97 Significant Poor 1962 Water Supply
Lower Willow Creek Dam Montana Granite 96 High Poor 1962 Irrigation
Senator Young Dam North Dakota Cavalier 96 High Poor 1961 Flood Risk Reduction
Misselbeck California Shasta 96 High Poor 1920 Other
Upper Rio Hondo Site No. 1 Dam New Mexico Lincoln 94 High Poor 1959 Flood Risk Reduction
Bear Creek Oregon Clatsop 94 High Poor 1953 Water Supply
Sebastian Martin Site 6 Dam New Mexico Rio Arriba 93 High Poor 1973 Flood Risk Reduction
Spruce Run Reservoir Dam New Jersey Hunterdon 93 High Poor 1964 Water Supply
Eagle Creek Reservoir Dam Indiana Marion 92 High Poor 1967 Flood Risk Reduction
Snow Lake Dam New Mexico Catron 92 High Poor 1967 Recreation
Fish Creek Idaho Blaine 92 High Poor 1923 Irrigation
Talking Rock Creek WS Str # 13 Georgia Pickens 91 High Poor 1963 Flood Risk Reduction
Nichols Dam New Mexico Santa Fe 91 High Poor 1943 Water Supply
Crown Lake Dam Arkansas Izard 91 Significant Poor 1972 Recreation
Apple Valley Lake Dam Ohio Knox 91 High Poor 1971 Recreation
Van Stone Tailings Dam Washington Stevens 90 Significant Poor 1970 Tailings
Storrie Dam New Mexico San Miguel 90 High Poor 1921 Irrigation
Yerington Mill Dam Nevada Lyon 90 Significant Poor - Tailings
Bottle Hollow - South Dam Utah Uintah 90 High Poor 1970 Irrigation
Leavitt Branch (Pa-463) Pennsylvania Monroe 90 High Poor 1976 Flood Risk Reduction
Atlanta Reservoir Dam No. 1 Georgia Fulton 90 High Poor 1960 Water Supply
Calero California Santa Clara 90 High Poor 1935 Water Supply
Yadkin Narrows Bypass Spillway Control Structure North Carolina Montgomery 88 High Poor 1917 Hydroelectric
Dove Canyon California Orange 88 High Poor 1989 Flood Risk Reduction
Turner Shoals Dam North Carolina Polk 87 High Poor 1925 Hydroelectric
Grant Lake California Mono 87 High Poor 1940 Water Supply

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.