Browse Dams

11,354 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 11,354 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
Burton Herrington Pond Dam New York Columbia 18 Significant Satisfactory 1965 Recreation
South Central Wwt Lagoon Ohio Williams 18 Significant Satisfactory 2011 Debris Control
Faith Mills Lower Dam New York Rensselaer 18 Significant Poor 1930 Hydroelectric
Bronx River Dam (North) New York Bronx 18 Significant Fair 1900 Recreation
Deraeve Reservoir #1 (Lower) Oregon Polk 18 Significant Not Rated 1978 Irrigation
Thorn Hill Park Detention Basin Pennsylvania Allegheny 18 Significant Fair 1987 Flood Risk Reduction
Minersville - Red Hills Debris Utah Beaver 18 Significant Not Rated 1967 Flood Risk Reduction
North Ranch Storage Lagoon Washington Mason 18 Significant Satisfactory 2018 Other
Lithuanian Scout Association Pond Dam Connecticut New London 18 Significant Satisfactory - Recreation
Jimmy Johnston Alabama Madison 18 Significant Not Rated 1966 Fish and Wildlife Pond
Lake Naraneka Dam Connecticut Fairfield 18 Significant Satisfactory 1937 Recreation
Strickland Dam#1 Florida Walton 18 Significant Not Rated 1960 Recreation
Anne Fryer Parramore Dam Florida Gadsden 18 Significant Not Rated 1973 Irrigation
Lakewood Hills Dam Iowa Black Hawk 18 Significant Satisfactory 1967 Recreation
Hecks Lake Dam Illinois Marion 18 Significant Not Available 1959 Recreation
Schools Farm Dam Maine Aroostook 18 Significant Poor - Irrigation
St Clair Farm Pond Maryland Frederick 18 Significant Satisfactory 1968 Recreation
Lake Wood Dam North Carolina Henderson 18 Significant Fair - Recreation
Highland Water Dist Res Dam & Dike New York Ulster 18 Significant Fair 1939 Recreation
Mcminnville Water Supply Dam Tennessee Warren 18 Significant Satisfactory 1900 Water Supply
Long Valley Farm Lake Dam North Carolina Cumberland 18 Significant Not Rated 1750 Irrigation
Bristol Babcock Reservoir #1 Dam Connecticut New Haven 18 Significant Not Rated - Water Supply
Old Daniels Dam Aka Warsaw Dam Connecticut Windham 18 Significant Satisfactory 1880 Recreation
Morosani Pond #1 Dam Connecticut Litchfield 18 Significant Satisfactory 1969 Fish and Wildlife Pond
Larue Helm Farm Lake Dam Kentucky Boyle 18 Significant Fair 1953 Irrigation
Ottogan Dam Michigan Allegan 18 Significant Satisfactory 1989 Flood Risk Reduction
Spot Pond Dam Massachusetts Middlesex 18 Significant Satisfactory 1880 Water Supply
Middle Pond Dam No. 2 Massachusetts Bristol 18 Significant Satisfactory - Recreation
Middle Pond Dam No. 1 Massachusetts Bristol 18 Significant Satisfactory 1967 Recreation
Charlotte Pipe Lake Dam #2 North Carolina Union 18 Significant Not Rated - Other
Pschesang Lake Dam Ohio Brown 18 Significant Fair 1974 Recreation
Muskingum River Lock and Dam No. 9 Ohio Muskingum 18 Significant Poor 1841 Recreation
Cold Brook Reservoir Dam New York Fulton 18 Significant Satisfactory 1878 Water Supply
Upper Collinsville Connecticut Hartford 18 Significant Satisfactory 1837
Towantic Pond Dam Connecticut New Haven 18 Significant Satisfactory 1870 Recreation
Ladner Pond Dam Connecticut Litchfield 18 Significant Satisfactory 1965 Recreation
Country Club Business Park Dam Iowa Dallas 18 Significant Fair 1989 Other
Cottonwood Creek Upper Idaho Ada 18 Significant Fair 1961 Flood Risk Reduction
Taylor Upper Idaho Owyhee 18 Significant Fair 1964 Irrigation
Turkey Creek Watershed Structure Y-20-63 Dam Mississippi Yalobusha 18 Significant Poor 1960 Flood Risk Reduction
Regional Stormwater Detention Basin G Dam New Jersey Mercer 18 Significant Satisfactory 1989 Flood Risk Reduction
Lock E-14 Dam At Canajoharie New York Montgomery 18 Significant Not Rated 1910 Navigation
Mont Milner Rainbow Camp Dam Tennessee Franklin 18 Significant Satisfactory 1972
Great Hill Road Pond Dam Connecticut New Haven 18 Significant Satisfactory - Recreation
Zeigler Coal Lake 5 Dam Illinois Williamson 18 Significant Not Available 1963 Other
Omaha Township Civic Center Dam Illinois Gallatin 18 Significant Not Available 1980 Water Supply
Spirit of The West Lake Dam Texas Grayson 18 Significant Fair 1965 Fire Protection, Stock, Or ...
Hawthorne Hills Lake Dam Illinois Jefferson 18 Significant Not Available 1969 Recreation
Brookberry Farm Lake Dam South North Carolina Forsyth 18 Significant Fair - Recreation
Nello L Teer Co Pennsylvania Greene 18 Significant Satisfactory 1980 Other

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.