Browse Dams

92,766 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 92,766 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.

Name State County Height (ft) Hazard Condition Year Purpose
Marshall Active Ash Basin Dam North Carolina Catawba 90 High Fair 1962 Other
South Fourche Lafave Wid Site 4 Arkansas Perry 90 Low Satisfactory 1981 Flood Risk Reduction
Chevy Chase 1290 Reservoir California Los Angeles 90 High Satisfactory 1940 Water Supply
Granite Springs Wyoming Laramie 90 High Fair 1904 Water Supply
Camanche Dike No. 2 California San Joaquin 90 High Satisfactory - Water Supply
Shaker Run Dam Ohio Warren 90 High Fair 1973 Recreation
Lake Gregory California San Bernardino 90 High Satisfactory 1938 Water Supply
Leavitt Branch (Pa-463) Pennsylvania Monroe 90 High Poor 1976 Flood Risk Reduction
Trail Bridge Oregon Linn 90 High Unsatisfactory 1963 Hydroelectric
Stampede Dike California Sierra 90 High Not Available 1970 Flood Risk Reduction
Weiss - Spillway Diversion Dam Alabama Cherokee 90 High Satisfactory 1961 Hydroelectric
Atlanta Reservoir Dam No. 1 Georgia Fulton 90 High Poor 1960 Water Supply
Lawtonka Lake Oklahoma Comanche 90 High Fair 1939 Water Supply
Viva Naughton Wyoming Lincoln 90 High Fair 1967 Water Supply
Emerald No. 2 Back Valley Western Pennsylvania Greene 90 High Satisfactory - Other
Oak Orchard Creek Dam New York Orleans 90 High Satisfactory 1917 Hydroelectric
Crowther Idaho Oneida 90 High Fair 1948 Irrigation
New Melle Quarry Missouri St. Charles 90 High Satisfactory 1999
Crowley Oregon Malheur 90 High Unsatisfactory 1938 Irrigation
Lower Urad Colorado Clear Creek 90 High Satisfactory 1965 Water Supply
Hobbs Utah Davis 90 High Fair 1924 Irrigation
Pond No. 10 Florida Hernando 90 Low Not Rated - Other
Phoenix Lake California Marin 90 High Satisfactory 1907 Water Supply
Leesville Virginia Pittsylvania 90 High Satisfactory 1963 Hydroelectric
Glen Elder Downs Protective Dike Kansas Osborne 90 High Not Available 1969 Flood Risk Reduction
Upper Shepaug Dam Connecticut Litchfield 90 High Satisfactory 1965 Water Supply
Lake Coronado Dam Arkansas Saline 90 Significant Satisfactory 1976 Recreation
Tailings Pond Arkansas Garland 90 High Not Rated 1980 Tailings
Needle Creek Colorado Saguache 90 Low Not Rated 1961 Irrigation
Brush Hollow Colorado Fremont 90 High Satisfactory 1922 Irrigation
Lake Desoto Arkansas Garland 90 High Fair 1971 Recreation
Yerington Mill Dam Nevada Lyon 90 Significant Poor - Tailings
Piute Utah Piute 90 High Satisfactory 1938 Irrigation
Lake Konstanz Dam Missouri Warren 90 High Satisfactory 1999
Crenshaw Lake Dam Georgia Stephens 90 Low Not Rated -
Van Stone Tailings Dam Washington Stevens 90 Significant Poor 1970 Tailings
Livingston Texas San Jacinto 90 High Unsatisfactory 1969 Hydroelectric
Wenas Dam Washington Yakima 90 High Fair 1911 Irrigation
Zorinsky Dam Nebraska Douglas 90 High Not Available 1985 Flood Risk Reduction
Woodcock Creek Dam Pennsylvania Crawford 90 High Not Available 1973 Flood Risk Reduction
Farmdale Dam Illinois Tazewell 90 High Not Available 1951 Flood Risk Reduction
Aylesworth Creek Dam Pennsylvania Lackawanna 90 High Not Available 1970 Flood Risk Reduction
Miner's Ranch Dam California Butte 90 High Satisfactory 1962 Hydroelectric
Bottle Hollow - South Dam Utah Uintah 90 High Poor 1970 Irrigation
Almond Dam New York Steuben 90 High Not Available 1949 Flood Risk Reduction
Wheeling Creek No.23 West Virginia Marshall 90 High Fair 1978 Flood Risk Reduction
Columbia Lock and Dam Louisiana Caldwell 90 Significant Not Available 1970 Navigation
Toronto Dam Kansas Woodson 90 High Not Available 1960 Flood Risk Reduction
Dardanelle Lock and Dam Arkansas Pope 90 Significant Not Available 1969 Navigation
Black Rock New Mexico McKinley 90 High Fair 1908 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.