Browse Dams

11,361 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 11,361 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
SCS-Beaver Creek Site-10 Oklahoma Custer 35 Significant Fair 1965 Flood Risk Reduction
Iverson Dam; Marvin North Dakota Williams 35 Significant Not Rated 1964 Recreation
Cracker Montana Pondera 35 Significant — 1915 Fire Protection, Stock, Or ...
Wilkerson Dam No. 3 Indiana Brown 35 Significant Poor 1983 Water Supply
Hickory Glen Park Dam Iowa Polk 35 Significant Satisfactory 2019 Recreation
Mcclennahan Lake No 2 Dam Texas Bandera 35 Significant Not Rated 1964 Irrigation
Little Onion Dam Nevada Humboldt 35 Significant Fair — Irrigation
SCS-Bear-Hybarger Site-3a Oklahoma McClain 35 Significant Fair 1965 Flood Risk Reduction
Lake Nice Dam Virginia James City 35 Significant Satisfactory — Recreation
Rinquelin Trail Dam Missouri Maries 35 Significant Satisfactory 1972 Recreation
Lake Mcintyre Texas Palo Pinto 35 Significant Not Rated 1963 Fire Protection, Stock, Or ...
Twelve Mile Creek Watershed Site D-62-1 Iowa Union 35 Significant Satisfactory 1985 Flood Risk Reduction
Coffield Lake Dam Texas Grimes 35 Significant Fair 1999 Recreation
Olie Montana Toole 35 Significant — 1956 Fire Protection, Stock, Or ...
Lake Huntington Iowa Scott 35 Significant Fair 1971 Recreation
Massanutten Dam Virginia Rockingham 35 Significant Satisfactory — Recreation
Iowa Noname35 Iowa Plymouth 35 Significant Not Rated 1967 Fire Protection, Stock, Or ...
Bradley Brook Reservoir Dam New York Madison 35 Significant Fair 1878 Other
York Creek WS SCS Site 11 Dam Texas Guadalupe 35 Significant Not Rated 1962 Flood Risk Reduction
Spring Creek (Enlargement) Wyoming Carbon 35 Significant Poor 1921 Irrigation
Harkins Lake Dam Alabama Fayette 35 Significant Not Rated 1956 Recreation
Slate River Dam #13 Virginia Buckingham 35 Significant Fair — Flood Risk Reduction
Big Indian Creek 16-C Nebraska Gage 35 Significant Satisfactory 1974 Flood Risk Reduction
Anglers Paradise Lake Dam Ohio Fairfield 35 Significant Fair 1951 Recreation
Carlson Farms Lake Dam North Carolina Guilford 35 Significant Fair 1962 Flood Risk Reduction
Heuvelton New York St. Lawrence 35 Significant Satisfactory 1923 Hydroelectric
Lake Loretta Dam Ohio Fairfield 35 Significant Poor — Recreation
Weymouth Middle Lake Dam Texas Moore 35 Significant Not Rated 1953 Water Supply
Bernstein Dam Iowa Mahaska 35 Significant Not Rated 1976 Recreation
Town of Mt. Pleasant Water District #1 Dam New York Westchester 35 Significant Not Rated 1915 Water Supply
Circle A Ranch Alabama Autauga 35 Significant Not Rated 1966 Recreation
Nsp-Bottom Ash Minnesota Sherburne 35 Significant Satisfactory 1983 Tailings
Salmonberry Reservoir Oregon Columbia 35 Significant Not Rated 1960 Water Supply
SCS-Little Wewoka Creek Site-13 Oklahoma Hughes 35 Significant Fair 1959 Flood Risk Reduction
Abc Lake Dam Tennessee Bledsoe 35 Significant Poor 1965 Recreation
Simmons #2 Dam Tennessee Dickson 35 Significant — —
Izzak Walton League Dam Iowa Wapello 35 Significant Satisfactory 1965 Recreation
Upper State Lake Alabama Clay 35 Significant Not Rated 1955 Recreation
Tank Farm Wyoming Laramie 35 Significant Fair 1983 Flood Risk Reduction
Bacon Creek Watershed Site A-2-6 Iowa Woodbury 35 Significant Not Rated 1978 Flood Risk Reduction
Kentucky River Lock & Dam No. 11 Kentucky Estill 35 Significant Satisfactory 1906 Hydroelectric
Palmer Lake #5 Colorado El Paso 35 Significant Satisfactory 1906 Water Supply
Barden Reservoir Rhode Island Providence 35 Significant Fair 1883 Water Supply
Childs Hollow Dam Nebraska Sarpy 35 Significant Fair 1997 Other
Subiaco Dam (Lower) Arkansas Logan 35 Significant Fair 1948 Water Supply
Binder Lake Dam Iowa Adams 35 Significant Satisfactory 1942 Water Supply
Lake Margaret Dam Ohio Scioto 35 Significant Satisfactory 1953 Recreation
Willis Mt. Tailings Pond Virginia Buckingham 35 Significant Not Available — Tailings
Eramet Fluid Waste Pond 1a Ohio Washington 35 Significant Poor 1975 Tailings
Silver Creek Reservoir Dam New York Chautauqua 35 Significant Not Rated 1925 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.