Browse Dams

13,008 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 13,008 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
Carroll Dam Tennessee Carroll 20 Significant Satisfactory 1949
Mill Pond Dam No 2 Arkansas Howard 20 Low Satisfactory 1962 Tailings
Mccreary California Lake 20 Low Satisfactory 1961 Water Supply
Cow Creek 3 Nebraska Cherry 20 Low Satisfactory 1998 Other
Bostelman Dam Nebraska Thayer 20 Low Satisfactory 1984 Irrigation
Bennett Colorado Jackson 20 Low Satisfactory 1976 Irrigation
Curtis Lake Colorado Larimer 20 Significant Satisfactory 1906 Water Supply
Lake Garfield Dam Massachusetts Berkshire 20 High Satisfactory 1973 Recreation
Mitchiner Lake Dam North Carolina Franklin 20 Low Satisfactory 1907 Recreation
Skinner Wisconsin Langlade 20 High Satisfactory 1938 Flood Risk Reduction
Landholm Dam Nebraska Cuming 20 Low Satisfactory 2003 Other
Partridgeville Pond Dam Massachusetts Worcester 20 Significant Satisfactory 1938 Recreation
Reiman Dam 2 Nebraska Boyd 20 Low Satisfactory 1980 Irrigation
Sweet Pond Vermont Windham 20 High Satisfactory 1928 Recreation
Comanche Colorado Pueblo 20 High Satisfactory 1972 Water Supply
Glacier Lake South Dam Montana Carbon 20 High Satisfactory 1937 Irrigation
Btmua Reservoir Dam New Jersey Ocean 20 High Satisfactory — Water Supply
Bayley Reservoir California Modoc 20 Low Satisfactory 1954 Water Supply
Dulles Corner Lake Dam Virginia Fairfax 20 Significant Satisfactory — Other
Aurohn Lake Dam Michigan Barry 20 Undetermined Satisfactory — Recreation
Bear Brook Dam New Jersey Essex 20 Significant Satisfactory 1979 Water Supply
Branham Flat California Lassen 20 Low Satisfactory 1880 Water Supply
Riley Dam Michigan Branch 20 Significant Satisfactory 1923 Hydroelectric
Greystone Falls Dam Connecticut Litchfield 20 Significant Satisfactory — Recreation
Wittwer Dam 2543 Nebraska Richardson 20 Low Satisfactory 2000 Flood Risk Reduction
Deuel Creek Utah Davis 20 High Satisfactory — Irrigation
Ids Minnesota Carver 20 Low Satisfactory 1989 Flood Risk Reduction
Buffehrs Colorado Summit 20 Low Satisfactory 1918 Water Supply
Christensen Dam 1618 Nebraska Kearney 20 Low Satisfactory 1974 Irrigation
Ervin Rut Dam Nebraska Saline 20 Low Satisfactory 1999 Flood Risk Reduction
Nordland 6 Minnesota Lyon 20 Low Satisfactory 1992 Flood Risk Reduction
Castle Rock Saddle Dam Montana Rosebud 20 High Satisfactory 1976 Other
Fz Dam 415 Nebraska Holt 20 Low Satisfactory 1963 Irrigation
Apache Lake Reservoir Colorado Larimer 20 Low Satisfactory 1980 Irrigation
Wergeland 31 Minnesota Yellow Medicine 20 Low Satisfactory — Flood Risk Reduction
Bonnie Meade Colorado Pueblo 20 Low Satisfactory 1948 Irrigation
Sodus 23 E Minnesota Lyon 20 Low Satisfactory 1992 Flood Risk Reduction
Endorf Irrigation Dam Nebraska Fillmore 20 Low Satisfactory 1987 Irrigation
Bap Pond 7 California Kern 20 Low Satisfactory — Water Supply
Lane Lake Dam Mississippi Madison 20 Low Satisfactory — Recreation
Bottom Creek Dam Michigan Lapeer 20 Significant Satisfactory 1972 Recreation
Angelo Dam Wisconsin Monroe 20 Low Satisfactory 1920 Hydroelectric
Occoquan Lower Storage Dam Virginia Fairfax 20 High Satisfactory — Water Supply
Modesto Effluent Storage California Stanislaus 20 Significant Satisfactory 1987 Water Supply
Dutch Canyon Dam - Midway Irrigation Utah Wasatch 20 High Satisfactory 2007 Irrigation
Lake Cynthia California Napa 20 High Satisfactory 1955 Water Supply
Otter Dam Tennessee Shelby 20 High Satisfactory 1954
Lower Reservoir Dam New York Otsego 20 Significant Satisfactory — Water Supply
Ozone Dam Tennessee Cumberland 20 Significant Satisfactory 1961
Ammons Lake Dam North Carolina Wake 20 Low Satisfactory 1975 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.