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
San Dimas California Los Angeles 131 High Satisfactory 1922 Flood Risk Reduction
Arkport Dam New York Steuben 131 High Not Available 1940 Flood Risk Reduction
Norton Dam Kansas Norton 131 High Not Available 1964 Flood Risk Reduction
Kanopolis Dam Kansas Ellsworth 131 High Not Available 1948 Flood Risk Reduction
Meigs Mine No. 1 Slurry Impoundment Ohio Meigs 131 High Not Rated - Tailings
B Bend Hollow Dam Tennessee Sullivan 131 High Satisfactory 1977
La Plata Dam Puerto Rico Toa Alta 131 High Satisfactory 1974 Water Supply
Ortega Dam California Santa Barbara 131 High Not Available 1956 Water Supply
Sands Hill Slurry Impoundment Dam Ohio Vinton 131 High Not Rated 1992 Tailings
Newlan Creek Dam Montana Meagher 131 High Poor 1977 Irrigation
Camp Bert Adams Lake Dam Georgia Cobb 131 High Satisfactory 1970 Recreation
Lake Hodges California San Diego 131 High Unsatisfactory 1918 Water Supply
Curwensville Dam Pennsylvania Clearfield 131 High Not Available 1965 Flood Risk Reduction
Hubbart Montana Flathead 130 High Poor 1923 Irrigation
Rattlesnake Dam Colorado Larimer 130 High Not Available 1952 Irrigation
Guayabal Dam Puerto Rico Villalba 130 High Poor 1913 Irrigation
Lay Alabama Coosa 130 High Satisfactory 1914 Hydroelectric
Samuel P. Senior Dam Connecticut Fairfield 130 High Satisfactory 1941 Water Supply
Pinto Dam Washington Grant 130 High Not Available 1948 Flood Risk Reduction
Cold Brook Dam South Dakota Fall River 130 High Not Available 1953 Flood Risk Reduction
Rocky Reach Washington Chelan 130 High Satisfactory 1962 Hydroelectric
Bridgeport Dam Texas Wise 130 High Not Rated 1931 Water Supply
Tighe Carmody Reservoir Dam Massachusetts Hampshire 130 High Satisfactory 1955 Water Supply
Perris California Riverside 130 High Satisfactory 1973 Water Supply
Sam Rayburn Dam Texas Jasper 130 High Not Available 1965 Flood Risk Reduction
Lake Mooney Dam Virginia Stafford 130 High Satisfactory - Water Supply
East Sidney Dam New York Delaware 130 High Not Available 1950 Flood Risk Reduction
Fife Brook Massachusetts Franklin 130 High Satisfactory 1974 Hydroelectric
Los Angeles Reservoir California Los Angeles 130 High Satisfactory 1977 Other
O.C. Fisher Dam Texas Tom Green 130 High Not Available 1952 Flood Risk Reduction
Middle Fork Colorado Garfield 130 High Satisfactory 1984 Flood Risk Reduction
Belleville Locks and Dam West Virginia Wood 130 Significant Not Available 1968 Navigation
Loch Raven Dam Maryland Baltimore 130 High Satisfactory 1923 Water Supply
Sweetwater Tailings Dam Missouri Reynolds 130 High Satisfactory 1980 Tailings
Forestville ( Dam 2 ) Michigan Marquette 130 High Satisfactory 1912 Hydroelectric
Hope Lake Colorado San Miguel 130 High Fair 1910 Hydroelectric
Roark Branch Fresh Water Dam Kentucky Leslie 130 High Not Available - Water Supply
Paradise Peak Tails Dam Nevada Nye 130 Low Fair 1986 Tailings
Lake Lago Dam Arkansas Saline 130 Low Satisfactory 1967 Water Supply
Left Abutment Slurry Impoundment West Virginia Wayne 130 High Not Available - Tailings
Black Rock Dam Connecticut Litchfield 130 High Not Available 1971 Flood Risk Reduction
Belcher Lumber Company Dam Alabama Shelby 129 High Not Rated 1968 Recreation
Chickamauga Dam Tennessee Hamilton 129 High Not Available 1940 Flood Risk Reduction
Tuxedo Hydroelectric Dam North Carolina Henderson 129 High Fair 1920 Hydroelectric
Burton Georgia Rabun 129 High Fair 1927 Hydroelectric
Tellico Dam Tennessee Loudon 129 High Not Available 1979 Flood Risk Reduction
Piney Pennsylvania Clarion 129 High Fair 1924 Hydroelectric
Grasshopper Hollow Tailings Dam West Virginia Morgan 129 High Satisfactory 1965 Tailings
Little Wood River Dam Idaho Blaine 129 High Not Available 1939 Irrigation
Des Arc Bayou Wid Site 3 Arkansas White 128 Significant Fair 1979 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.