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
Link River Diversion Dam Oregon Klamath 22 High Not Available 1921 Hydroelectric
Midlothian Creek Dam Illinois Cook 22 High Not Available 1975 Flood Risk Reduction
Armstrong Park Flood Control Reservoir Dam Illinois DuPage 22 High Not Available - Flood Risk Reduction
Wonder Lake Sediment Dewatering Facility Dam Illinois McHenry 22 High Not Available 2014 Other
Braidwood Station Cooling Pond Dam Illinois Will 22 High Not Available 1979 Other
Weber Basin Equalizing Reservoir 18 Lower Utah Davis 22 High Not Available 1967
Weber Basin Equalizing Reservoir 17.8 Utah Davis 22 High Not Available 1967
Weber Basin Equalizing Reservoir 18 Upper Utah Davis 22 High Not Available 1967
Weber Basin Equalizing Reservoir 18.5 Utah Davis 22 High Not Available 1967
Weber Basin Equalizing Reservoir 18.9 Utah Davis 22 High Not Available 1967
Weber Basin Equalizing Reservoir 19.5 Upper Utah Davis 22 High Not Available 1967
Weber Basin Equalizing Reservoir 19.5 Lower Utah Davis 22 High Not Available 1967
William O. Huske Lock and Dam North Carolina Bladen 22 Low Not Available 1935 Navigation
Sandy Lock and Dam Minnesota Aitkin 22 Low Not Available 1895 Other
Charles Mill Dam - Dike 2 Ohio Ashland 22 High Not Available 1936 Flood Risk Reduction
Carlyle Dam - Saddle Dam 2 Illinois Clinton 22 Significant Not Available 1966 Flood Risk Reduction
Kaukauna Locks and Dam Wisconsin Outagamie 22 Significant Not Available 1931 Flood Risk Reduction
Clarence Cannon Dam - Saddle Dam Missouri Ralls 22 High Not Available 1983 Flood Risk Reduction
Nammacker Pond Minnesota Pine 21 Low Not Available 1973
Klagetoh Arizona Apache 21 Undetermined Not Available -
Kansas Crawford 21 Low Not Available 1959 Fire Protection, Stock, Or ...
Nazlini Arizona Apache 21 Undetermined Not Available -
Johnny Collins Dam Georgia Toombs 21 Low Not Available 1970 Fish and Wildlife Pond
Kansas Osage 21 Low Not Available 1977 Fire Protection, Stock, Or ...
Pozega Lake 1 Montana Granite 21 Low Not Available 1958 Irrigation
Kansas Republic 21 Low Not Available 1970 Fire Protection, Stock, Or ...
Paradise Diversion Dam Montana Blaine 21 Low Not Available 1905 Irrigation
Kansas Osage 21 Low Not Available 1977 Fire Protection, Stock, Or ...
Crown 2 Mine Coarse Refuse Exterior Dam Illinois Macoupin 21 Low Not Available 2001 Other
Bragg Farm Reservoir Alabama Madison 21 Low Not Available 2011 Irrigation
Peabody/Eagle 2/Lake Dam Illinois Gallatin 21 Significant Not Available 1969 Other
Slurry Lake Iii Kentucky Union 21 Low Not Available - Other
Foerich Pond Dam Illinois Perry 21 Low Not Available 1953 Fire Protection, Stock, Or ...
Woods Lake Dam Illinois Fulton 21 Low Not Available 1953 Recreation
Thompson Pond Dam Illinois Henry 21 Low Not Available 1972 Recreation
Reece Pond Dam Illinois Fayette 21 Low Not Available 1940 Recreation
Martin Family Dam Illinois Jefferson 21 Low Not Available - Recreation
Dan Nelson Dam Georgia Lowndes 21 Low Not Available - Fish and Wildlife Pond
Taylor Lake Dam Illinois Knox 21 Low Not Available 1966 Other
England Reservoir Dam Illinois Fayette 21 Low Not Available 1904 Recreation
Sherwood Lake Subdivision Dam Illinois McLean 21 Low Not Available 2002 Recreation
Sunset Lake Dam Illinois McLean 21 Low Not Available 1975 Recreation
Hambaugh-Martin 2 Dam Illinois Brown 21 Significant Not Available 1959 Flood Risk Reduction
Pleasant Valley Lake Dam Illinois Williamson 21 Low Not Available 1958 Recreation
Ridgeway Lake Dam Illinois Crawford 21 Low Not Available 1964 Recreation
Mill Pond California Marin 21 Significant Not Available 1956
Roachtown Lake Dam Illinois St. Clair 21 Low Not Available 1963 Recreation
Peabody/Pond Dam Illinois Gallatin 21 Significant Not Available 1969 Other
Theilen Pond Dam 1 Illinois Sangamon 21 Low Not Available 1977 Other
Albion Moose Lake Dam Illinois Edwards 21 Low Not Available 1940 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.