Browse Dams

3,532 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 3,532 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
Crown 3 Mine Fine Refuse Ext 2 Dam Illinois Macoupin 27 High Not Available - Tailings
Lake Heights Dam Illinois Madison 27 Significant Not Available 1944 Recreation
Bernard Conrady Pond Dam 1 Illinois Macoupin 27 Low Not Available 1976 Other
Jones Mill Pond Dam & Parkway Virginia York 27 Significant Not Available - Other
Woodland Lake Dam Illinois Macoupin 27 Significant Not Available - Recreation
Gordon F. Moore Park Dam Illinois Madison 27 Significant Not Available 1988 Recreation
Sycamore Dam Tennessee Henderson 27 Significant Not Available 1965 Flood Risk Reduction
Kentucky Dam - Big Sandy West Levee Kentucky Benton 27 High Not Available 1944 Flood Risk Reduction
Lake Taylorville Dam Illinois Christian 27 High Not Available 1961 Recreation
Marissa Recreation Association North Lake Dam Illinois St. Clair 27 Significant Not Available 1954 Recreation
Wonder Lake Dam Illinois McHenry 27 High Not Available 1929 Recreation
Collins Station Cooling Lake Dam Illinois Grundy 27 Significant Not Available 1975 Other
Cedar Dam Tennessee Henderson 27 High Not Available 1963 Flood Risk Reduction
Fairwood Lake Dam Illinois St. Clair 27 High Not Available 1969 Recreation
Baker Park Lake Dam Illinois LaSalle 27 High Not Available 1988 Flood Risk Reduction
Paradise Fossil Plant - Slag Stilling Pond Kentucky Muhlenberg 27 Significant Not Available 1970 Other
Fort Gibson Dam - Dike 9 Oklahoma Wagoner 27 High Not Available 1949 Flood Risk Reduction
Lower Granite Lock and Dam - East Levee Washington Nez Perce 27 High Not Available 1974 Navigation
Lower Granite Lock and Dam - West Levee Washington Nez Perce 27 High Not Available 1974 Navigation
Brown's Lake Dam Mississippi Warren 27 High Not Available 1930 Water Supply
Vpi Virginia Nottoway 26 Low Not Available 1974 Irrigation
Kansas Nemaha 26 Low Not Available 1969 Flood Risk Reduction
Kansas Jackson 26 Low Not Available 1977 Fire Protection, Stock, Or ...
Deerfield Farm Dam Georgia Morgan 26 Low Not Available 1978 Irrigation
Kansas Jefferson 26 Low Not Available 1960 Fire Protection, Stock, Or ...
Kansas Rooks 26 Low Not Available 1962 Fire Protection, Stock, Or ...
Kansas Cowley 26 Low Not Available 1977 Fire Protection, Stock, Or ...
Simpson Georgia Jones 26 Low Not Available 1971 Fish and Wildlife Pond
Kansas Nemaha 26 Low Not Available 1966 Flood Risk Reduction
Bowman Lake 3 Montana Powell 26 Low Not Available 1962 Irrigation
Sipc/Southern Delta/Freshwater Impoundment Dam Illinois Saline 26 Low Not Available 1976 Other
Leverette Dam Georgia Putnam 26 Low Not Available 1970 Fish and Wildlife Pond
Kansas Jefferson 26 Low Not Available 1959 Fire Protection, Stock, Or ...
Pollards Pond Dam Illinois White 26 Low Not Available 1974 Recreation
Kansas Leavenworth 26 Low Not Available 1962 Flood Risk Reduction
Dodson Diversion Dam Montana Phillips 26 Low Not Available 1910 Irrigation
Hinz Pond Dam Illinois Union 26 Low Not Available 1966 Recreation
Joppa Station East Ash Pond Illinois Massac 26 Significant Not Available - Other
Johnson Wisconsin Trempealeau 26 Low Not Available 1976 Other
King Bros. Dam Georgia Hart 26 Low Not Available 1981 Fish and Wildlife Pond
Lester Lake Dam Illinois Marion 26 Low Not Available 1935 Recreation
Simpson Pond Dam Illinois Randolph 26 Low Not Available 1973 Water Supply
Reservoir 26-Sr-1 Wyoming Campbell 26 Low Not Available - Other
Shoemakers Pond Dam Illinois Effingham 26 Low Not Available 1965 Recreation
Armstrong Pond Dam Illinois Bond 26 Low Not Available 1974 Recreation
Alleman Lake Dam Illinois LaSalle 26 Low Not Available 1975 Recreation
Otter Lake Dam Virginia Amherst 26 Low Not Available - Recreation
Lake Helen Dam Illinois Hamilton 26 Low Not Available 1959 Recreation
Feyerbrand Pond Dam Illinois Jersey 26 Low Not Available 1970 Recreation
Concord Reservoir Dam Illinois Morgan 26 Low Not Available 1910 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.