Browse Dams

7,889 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 7,889 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
Broadmoor Lake Dam Arkansas Pulaski 26 High Poor 1952 Recreation
River Wall Dam New Jersey Passaic 26 High Poor 1961 Recreation
Bentonia Watershed Structure 5 Dam Mississippi Yazoo 26 High Poor 1964 Flood Risk Reduction
Mcdavid Lake Dam Kentucky Boone 26 Significant Poor 1981 Recreation
Rice Mills Pond Dam South Carolina Anderson 26 Low Poor 1948 Recreation
Hoar Pond Dam Ohio Licking 26 Low Poor 1953 Recreation
Upper Clear Creek 1-C Nebraska Polk 26 Low Poor 1963 Irrigation
Wildwood Lake Dam Indiana Jennings 26 Significant Poor - Recreation
Clayville Reservoir Dam New York Oneida 26 Significant Poor 1917 Other
Scheurich Dam Nebraska Wayne 26 Significant Poor 1979 Fire Protection, Stock, Or ...
Ben Norman Dam Nebraska Sioux 26 Low Poor 1943 Irrigation
Boka Woods Lake No. 1 Dam Ohio Fairfield 26 Significant Poor 1965 Recreation
Christianson Farm Pond Minnesota Lincoln 26 Low Poor 1974 Flood Risk Reduction
Morrison Fish Wyoming Platte 26 Low Poor 1973 Fish and Wildlife Pond
Jelinek Dam Nebraska Knox 26 Low Poor 1979 Irrigation
Nimmo No. 8 Wyoming Laramie 26 Low Poor 1942 Water Supply
Griggs Pond Dam South Carolina Chesterfield 26 Low Poor 1966 Recreation
Chester State Park Dam South Carolina Chester 26 High Poor 1936 Recreation
Rock Hollow Road Pennsylvania Berks 26 Low Poor 1969 Recreation
Larry Earls Dam South Carolina Cherokee 26 Low Poor 1993 Fire Protection, Stock, Or ...
Burgess Pond Dam South Carolina Anderson 26 Low Poor - Recreation
Lake Pauline Dam Arkansas Saline 26 High Poor 1956 Recreation
Jackson Pond Dam South Carolina Lancaster 26 Low Poor 1962 Recreation
San Simon Fan Drop Structure Detention Dam Arizona Graham 26 Low Poor 1953 Fish and Wildlife Pond
Clearwater Wyoming Albany 26 Low Poor 1950 Irrigation
Oakland City New Lake Dam Indiana Gibson 26 Low Poor 1935 Water Supply
King Ranch Dam Nebraska Morrill 26 Low Poor 1963 Flood Risk Reduction
Arthur Neely Dam South Carolina York 26 Low Poor 1959 Irrigation
Sunrise Lake Dam New York Sullivan 26 Significant Poor 1965 Recreation
Jordan Wyoming Niobrara 26 Low Poor 1952 Irrigation
Chiwapa WS Str 29 Dam Mississippi Pontotoc 26 High Poor 1969 Flood Risk Reduction
Halaula Reservoir Hawaii Kauai 26 High Poor 1905 Irrigation
Hillberry Wyoming Washakie 26 Low Poor 1947 Irrigation
Raven Fork Diversionary Dam North Carolina Swain 26 Low Poor 1933 Other
Kingsley Road Dam Nebraska Stanton 26 Low Poor 1978 Other
Bartos Irrigation Dam Nebraska Knox 26 Low Poor 1976 Irrigation
John Kemp Dam South Carolina Edgefield 26 Low Poor - Fish and Wildlife Pond
Pine Hill Brock Dam Kentucky Clay 26 Low Poor - Recreation
Shealy Pond Dam South Carolina Lexington 26 High Poor 1900 Recreation
Merchants Lake Dam Lower North Carolina Guilford 26 Low Poor - Recreation
Arnold Lake Dam Indiana Monroe 26 Significant Poor - Recreation
Bruce Lake Dam Arkansas Franklin 26 Low Poor 1957 Recreation
Werrmann Lake Dam Ohio Warren 26 Low Poor - Recreation
J E Grant Dam South Carolina Newberry 26 Low Poor - Recreation
W Coleman Pond Dam South Carolina Saluda 26 Low Poor 1950 Recreation
Mcgaffey Lake Dam New Mexico McKinley 26 High Poor 1937 Recreation
Heartbeat Ridge Dam 2 Kentucky Harrison 26 High Poor 2020 Recreation
Colletti No. 2 Wyoming Lincoln 26 Low Poor 1927 Irrigation
Isham Dam Nebraska Sheridan 26 Low Poor 1953 Irrigation
Lance Creek No. 1 Wyoming Niobrara 26 Low Poor 1965 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.