Browse Dams

3,537 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 3,537 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
Swint Lake Dam Illinois Henry 34 Significant Not Available 1968 Recreation
Dongola Lake Dam Illinois Union 34 High Not Available 1970 Recreation
Huntington Pointe Dam Illinois Peoria 34 Low Not Available 1993 Recreation
Courtoise Lane Dam Illinois Macoupin 34 Low Not Available - Recreation
Sullivan Lake Dam Illinois Fulton 34 Low Not Available 1965 Recreation
Mississippi River Lock and Dam 16 Iowa Muscatine 34 Significant Not Available 1937 Navigation
Keystone Dam - Cleveland Levee Oklahoma Pawnee 34 High Not Available 1964 Flood Risk Reduction
Clover Leaf Ranch Lake Dam Illinois Bureau 34 Low Not Available 1965 Recreation
C-44 Reservoir Florida Martin 34 High Not Available 2021 Other
Underwood Pond Dam Illinois Peoria 34 Low Not Available 1956 Recreation
Lake Carlinville Dam Illinois Macoupin 34 Low Not Available 1938 Recreation
Irwin Lake Dam Illinois Mercer 34 Low Not Available 1965 Recreation
Dogwood Dam Tennessee Henderson 34 Significant Not Available 1965 Flood Risk Reduction
Staunton Coal Company Reservoir Dam Illinois Madison 34 Low Not Available 1958 Other
Freitag Lake Dam Illinois Morgan 34 Low Not Available 1970 Recreation
Rinco Instrument Corporation Lake Dam Illinois Bond 34 Low Not Available 1968 Recreation
Briney Lake 2 Dam Illinois Schuyler 34 Significant Not Available 1965 Flood Risk Reduction
Evergreen Lake Dam Illinois Macoupin 34 Low Not Available 1953 Recreation
Daily Pond Dam Illinois Moultrie 34 Low Not Available 1967 Recreation
Shoal Creek Structure 14 Dam Illinois Montgomery 34 Low Not Available 1971 Flood Risk Reduction
Clayton Reservoir Dam Illinois Adams 34 Low Not Available 1940 Recreation
Augusta Lake Dam Illinois Hancock 34 Low Not Available 1945 Recreation
Charter Oak South Lake Dam Illinois Peoria 33 Low Not Available 1970 Recreation
Ferne Clyffe Lake Dam Illinois Johnson 33 Low Not Available 1960 Recreation
Dynegy/ Wood River East Ash Disposal Pond Dam Illinois Madison 33 High Not Available 2005 Tailings
Bails Timberline Lake Dam Illinois Fayette 33 Low Not Available 1966 Recreation
Wright Patman Dam - Saddle Dike Texas Cass 33 High Not Available 1953 Flood Risk Reduction
Warren Levis Dam Illinois Madison 33 Significant Not Available 1947 Recreation
Owens Lake Dam Illinois Macoupin 33 High Not Available - Recreation
Waddell Dam Illinois Schuyler 33 Low Not Available 1998 Debris Control
Gold Hills Dam Illinois McDonough 33 Low Not Available 2001 Irrigation
Howley Wisconsin Trempealeau 33 Low Not Available 1974 Other
Lake Irene Dam Illinois Schuyler 33 Low Not Available - Recreation
Dresden Island Lock and Dam Illinois Grundy 33 Significant Not Available 1933 Navigation
Standard City Lake Dam Illinois Macoupin 33 Low Not Available 1920 Recreation
Woodhaven Lake Dam Illinois Lee 33 Low Not Available 1975 Recreation
Butler Hunt Club Pennsylvania Butler 33 High Not Available 1968 Fish and Wildlife Pond
White Rock Dam Minnesota Traverse 33 High Not Available 1941 Flood Risk Reduction
Grays Landing Lock and Dam Pennsylvania Greene 33 Significant Not Available 1995 Navigation
Springfield Coal/Industry/Pond 26 Dam Illinois Schuyler 33 Low Not Available 2000 Debris Control
Stonehenge Lake Dam Illinois St. Clair 33 Significant Not Available 2008 Recreation
Eureka Lake Dam Illinois Woodford 33 Significant Not Available 1942 Water Supply
Hohman Lake Dam Illinois Massac 33 Low Not Available 1963 Recreation
Carbondale Reservoir Dam Illinois Jackson 33 High Not Available 1926 Recreation
Greenfield City Dam Illinois Greene 33 Significant Not Available 1959 Water Supply
Lake Decatur Dam Illinois Macon 33 High Not Available 1922 Recreation
Darst Pond Dam Illinois Fulton 33 Low Not Available 1955 Recreation
Coulterville Coal/Gateway Mine/Slurry Cell 1 Dam Illinois Randolph 33 Low Not Available 1977 Other
Hadley Creek 2 Lake Dam Illinois Adams 33 Low Not Available 1959 Flood Risk Reduction
Knight Diversion Dam Utah Duchesne 33 Low Not Available 1968 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.