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
Simmons Wyoming Johnson 24 Low Poor 1940 Irrigation
Hunters Run Structure R-42 Ohio Fairfield 24 High Poor 1959 Flood Risk Reduction
Anchor Lake Dam Mississippi Pearl River 24 High Poor 1965 Recreation
Sink Hole Gap Reservoir New Mexico San Miguel 24 Low Poor 1943 Fire Protection, Stock, Or ...
Willetts Pond Dam New York Onondaga 24 Significant Poor 1974 Recreation
Hayes Feed Yard Dam Nebraska Polk 24 Low Poor 1960 Other
Fawn Lake Pennsylvania Pike 24 High Poor 1973 Recreation
Weller Dam Nebraska Holt 24 Low Poor 1958 Irrigation
Button Shop Dam No. 2 Massachusetts Hampshire 24 Significant Poor - Recreation
Stucker Fork Dam No. 7 Indiana Scott 24 Significant Poor 1970 Flood Risk Reduction
Delaney Creek Dam No. 10 Indiana Washington 24 Low Poor 1982 Flood Risk Reduction
Hemlock Lake Dam North (Upper) Indiana Fountain 24 Significant Poor 1937 Recreation
Stucker Fork Dam No. 53 Indiana Scott 24 Low Poor 1982 Flood Risk Reduction
Snyder Dam 8593 Nebraska Jefferson 24 Low Poor 1980 Other
Wb Graves Estate Dam Kentucky Carlisle 24 Low Poor 1955 Recreation
Glenn Mckenny Farm Lake Dam Kentucky Butler 24 Low Poor 1971 Recreation
Twin Creek FRS No 1 Kentucky Harrison 24 Low Poor 1960 Flood Risk Reduction
Stout Lake Dam (West) Indiana Warren 24 Significant Poor 1955 Recreation
Long Lake Dam Indiana Brown 24 Significant Poor - Recreation
French and Sacia Wisconsin Trempealeau 24 Significant Poor 1972 Fire Protection, Stock, Or ...
Small Upper Mountain Lake South Carolina Chester 24 High Poor 1945 Recreation
Lake Washington West Virginia Putnam 24 High Poor 1938 Other
Camp Creek 61-C Nebraska Holt 24 Low Poor 1978 Fire Protection, Stock, Or ...
Csonka Brothers Pond Dam Ohio Columbiana 24 Significant Poor 1975 Recreation
Biscuit Wyoming Niobrara 24 Low Poor 1977 Irrigation
Grupes Reservoir Dam Connecticut Fairfield 24 High Poor 1871 Water Supply
Vahlsing Lake Dam Texas San Patricio 24 Significant Poor 1954 Recreation
Johnson Dam North Carolina Haywood 24 Significant Poor - Fire Protection, Stock, Or ...
Johnson Pond Dam North Carolina Chatham 24 Significant Poor - Fire Protection, Stock, Or ...
Patra No. 3 Wyoming Campbell 24 Low Poor 1925 Fire Protection, Stock, Or ...
Swano Lake Dam Washington Grays Harbor 24 High Poor 1949 Fish and Wildlife Pond
Green Valley Mine Pond Dam Indiana Vigo 24 Significant Poor 1946 Recreation
Van Dusen Road Maryland Prince George's 24 Significant Poor 1979 Flood Risk Reduction
Holliday Lake Dam Indiana Boone 24 Low Poor 1966 Recreation
Bob's Sport Fishing Wyoming Carbon 24 Low Poor 1975 Fish and Wildlife Pond
Jack Creek Wyoming Carbon 24 Low Poor 1919 Irrigation
Cherokee Dam Virginia Richmond City 24 High Poor - Recreation
Upper Big Nemaha G-37 Nebraska Gage 24 Low Poor 1974 Other
Almonesson Lake Dam New Jersey Gloucester 24 Significant Poor 1926 Recreation
Walden Woods Lake Dam Georgia Washington 24 High Poor 1965 Recreation
Dd No A-1 Kansas Gray 24 High Poor 1961 Flood Risk Reduction
Bryant Pond Dam South Carolina Greenville 24 Low Poor 1954 Recreation
Walterville Forebay (High Hazard) Oregon Lane 24 High Poor 1911 Hydroelectric
Sindt Dam Nebraska Franklin 24 Low Poor 1945 Flood Risk Reduction
Big Survey Lake Dam South Carolina Colleton 24 Low Poor 1959 Recreation
Drift Fence Arizona Apache 24 High Poor 1959 Recreation
Factory Pond Dam Connecticut Fairfield 24 High Poor 1874 Recreation
Hard Rock Detention Dam Montana Valley 24 Low Poor 1965 Flood Risk Reduction
Stoneleigh Community Pond (Stoneleigh Court) Maryland Calvert 24 Low Poor 1978 Recreation
Kayak Lake Dam Washington Snohomish 24 High Poor 1965 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.