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
Intrepid Potash South Perimeter Dam New Mexico Eddy 29 Significant Poor - Tailings
Spring Valley Park Lake Dam Ohio Columbiana 29 High Poor 1993 Water Supply
Camp Cedars Bsa Dam Nebraska Saunders 29 Low Poor 1954 Recreation
20 Dam Montana Custer 29 Low Poor 2003
Storm Lake Dam Montana Deer Lodge 29 High Poor 1898 Irrigation
S. P. Wyoming Natrona 29 Low Poor 1952 Irrigation
Hoffman Dam 2587 Nebraska Pawnee 29 Low Poor 2000 Other
Lenape Lake Dam Indiana Greene 29 Low Poor 1968 Recreation
Keller Dam 739 Nebraska Gosper 29 Low Poor 1963 Other
Blomstrom Dam Nebraska Keya Paha 29 Low Poor 1967 Fire Protection, Stock, Or ...
George Brown Dam Kentucky Floyd 29 High Poor 1972 Recreation
Goodin Creek Lake Kentucky Knox 29 Significant Poor 1962 Recreation
Brackhan Marquardt Road Dam Nebraska Seward 29 Low Poor 1968 Other
Okinawa Reservoir Hawaii Kauai 29 High Poor 1920 Irrigation
Wilson Creek 12-9b Nebraska Otoe 29 Low Poor 1963 Other
Sylvester Pond Rhode Island Providence 29 Low Poor 1922 Other
Bickley Pond Dam South Carolina Calhoun 29 Low Poor - Recreation
Deloney Dam Louisiana Lincoln 29 Low Poor 1985 Recreation
Amelia No. 1 Wyoming Niobrara 29 Low Poor 1961 Fire Protection, Stock, Or ...
Forest Glen Lake Dam Indiana Johnson 29 Low Poor - Recreation
Camp Burnamwood Lake Dam No 1 Kentucky Estill 29 Low Poor 1971 Recreation
Rongis Detention Dam Wyoming Fremont 29 Low Poor 1952 Fire Protection, Stock, Or ...
Milliken Pond No6 Dam South Carolina Spartanburg 29 Low Poor 1965 Other
Tielke Dam 1 Nebraska Holt 29 Low Poor 1963 Irrigation
Ockenga Lake Dam Ohio Huron 29 Low Poor 1966 Recreation
Martin (Pa-419) Pennsylvania Wayne 29 High Poor 1960 Flood Risk Reduction
Maui Reservoir 84 Hawaii Maui 29 High Poor 1918 Irrigation
Carey/Lake Mead Detention Basin Dam Nevada Clark 29 High Poor 1993 Flood Risk Reduction
Idle Hour Lake Indiana Dubois 29 Low Poor 1942 Recreation
N Morgan Pond Dam South Carolina Greenville 29 Significant Poor 1969 Recreation
Gnaw Bone Camp Lake Dam Indiana Brown 29 Significant Poor - Recreation
North Broad River W/S Str. #38 Georgia Franklin 29 High Poor 1964 Flood Risk Reduction
Pritchard Park Dam Indiana Morgan 29 Significant Poor 1950 Recreation
Woodworth Dam Nebraska Knox 29 Low Poor 1965 Fish and Wildlife Pond
Flying Finn Lake Dam Ohio Columbiana 29 Significant Poor 1966 Recreation
Trout Lake Dam North Carolina Jackson 29 High Poor 1952 Recreation
Chuquatonchee Watershed Structure 04a Dam Mississippi Chickasaw 29 Low Poor 1966 Flood Risk Reduction
Doubletree Lake Estates Dam (North) Indiana Lake 29 High Poor - Recreation
Willow Lakes Estates Dam North Carolina Rutherford 29 High Poor - Recreation
Ben Wyoming Johnson 29 Low Poor 1960 Fire Protection, Stock, Or ...
Creekside East Pond Dam South Carolina Greenwood 29 High Poor 1985 Recreation
Lake Skenonto Dam New York Orange 29 Significant Poor 1934 Recreation
Harper Sibley Dam South Carolina Spartanburg 29 Low Poor - Recreation
Hanchett Wyoming Albany 29 Low Poor 1990 Fire Protection, Stock, Or ...
Cub Creek G-1 Nebraska Gage 29 Low Poor 1973 Other
Faith Ranch Lake Dam Ohio Harrison 28 Significant Poor 1950 Recreation
Hartman Lake Dam Indiana Vigo 28 Low Poor 1938 Recreation
Tyger Oak Dam 3 South Carolina Spartanburg 28 Low Poor 1955 Recreation
Wheatland No. 3 Wyoming Albany 28 Low Poor 1964 Irrigation
Mcdaniel Dam 4956 Nebraska Lancaster 28 Low Poor 1980 Flood Risk Reduction

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.