Browse Dams

11,361 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 11,361 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
Lake Edwin Johnson Dam South Carolina Spartanburg 36 Significant Fair 1942 Recreation
Abiaca Watershed Structure Y-34-08 Dam Mississippi Carroll 36 Significant Poor 1966 Flood Risk Reduction
Shipman Reservoir Dam Illinois Macoupin 36 Significant Not Available 1967 Water Supply
Tex Iron Dam 1 Texas Henderson 36 Significant Not Rated 1977 Fire Protection, Stock, Or ...
Buffalo Creek Dam # 1 Virginia Prince Edward 36 Significant Fair — Flood Risk Reduction
SCS-Quapaw Creek Site-23 Oklahoma Lincoln 36 Significant Fair 1973 Flood Risk Reduction
Argenta Tailings Dam Nevada Lander 36 Significant Poor 1991 Tailings
SCS-Upper Black Bear Creek Site-73 Oklahoma Noble 36 Significant Fair 1968 Flood Risk Reduction
Echo Lake Alabama Jefferson 36 Significant Not Rated 1956 Recreation
Grayson Lake Dam Alabama Winston 36 Significant Not Rated 1952 Recreation
Fogle Lake Dam Iowa Ringgold 36 Significant Satisfactory 1996 Recreation
Bowman-Spring Branch 1-A Nebraska Thayer 36 Significant Satisfactory 1962 Flood Risk Reduction
Bayou Dupont No 22 Louisiana Natchitoches 36 Significant Fair 1959 Flood Risk Reduction
Cracker Montana Pondera 35 Significant — 1915 Fire Protection, Stock, Or ...
Volgenau Dam Virginia Fauquier 35 Significant Satisfactory — Recreation
Lake Cha-Vel Dam Ohio Columbiana 35 Significant Poor 1950 Recreation
SCS-Okfuskee Tributaries Site-N09 Oklahoma Okfuskee 35 Significant Fair 1978 Flood Risk Reduction
Hawkins Idaho Bannock 35 Significant Fair 1870 Irrigation
Dinner Station Dam Nevada Elko 35 Significant Fair — Irrigation
York Creek WS SCS Site 11 Dam Texas Guadalupe 35 Significant Not Rated 1962 Flood Risk Reduction
Spring Creek (Enlargement) Wyoming Carbon 35 Significant Poor 1921 Irrigation
N-1 Settling Area Florida Hardee 35 Significant Not Rated 1978 Tailings
Miami-Whitewater Forest Lake Dam Ohio Hamilton 35 Significant Satisfactory 1967 Recreation
Splitrock Lake Minnesota Pipestone 35 Significant Fair 1937 Recreation
Dd No 6-9 Kansas Coffey 35 Significant Fair 2007 Flood Risk Reduction
Bradley Brook Reservoir Dam New York Madison 35 Significant Fair 1878 Other
SCS-Little Wewoka Creek Site-13 Oklahoma Hughes 35 Significant Fair 1959 Flood Risk Reduction
Iowa Noname35 Iowa Plymouth 35 Significant Not Rated 1967 Fire Protection, Stock, Or ...
Roundhouse Lake Dam Illinois Knox 35 Significant Not Available 1934 Recreation
Bowman Asset Management - West Pond Utah Beaver 35 Significant Not Rated —
Lakewood Subdivision Lake 3 Dam Illinois Madison 35 Significant Not Available — Recreation
Salmonberry Reservoir Oregon Columbia 35 Significant Not Rated 1960 Water Supply
Massanutten Dam Virginia Rockingham 35 Significant Satisfactory — Recreation
Wildwood Lake Estates Dam Illinois St. Clair 35 Significant Not Available 1982 Irrigation
Aldebaran Montana Pondera 35 Significant — 1920 Fire Protection, Stock, Or ...
Lake Huntington Iowa Scott 35 Significant Fair 1971 Recreation
Hannen Lake Dam Iowa Benton 35 Significant Satisfactory 1959 Recreation
Sd Noname 224 South Dakota Haakon 35 Significant — 1950 Fire Protection, Stock, Or ...
Nsp-Bottom Ash Minnesota Sherburne 35 Significant Satisfactory 1983 Tailings
Harkins Lake Dam Alabama Fayette 35 Significant Not Rated 1956 Recreation
Olie Montana Toole 35 Significant — 1956 Fire Protection, Stock, Or ...
Chippewa Creek Structure Ii-A Ohio Medina 35 Significant Fair 1969 Flood Risk Reduction
Samaria No 1 Lower Idaho Oneida 35 Significant Fair 1934 Other
Circle A Ranch Alabama Autauga 35 Significant Not Rated 1966 Recreation
Little Onion Dam Nevada Humboldt 35 Significant Fair — Irrigation
Wyatt Lake Dam Alabama Shelby 35 Significant Not Rated 1968 Recreation
Hall Dam Nebraska Morrill 35 Significant Poor 1970 Flood Risk Reduction
West Fork Above Bridgeport WS SCS Site 11 Dam Texas Jack 35 Significant Not Rated 1952 Flood Risk Reduction
Lake Mcintyre Texas Palo Pinto 35 Significant Not Rated 1963 Fire Protection, Stock, Or ...
SCS-Roaring Creek Site-S2 Oklahoma Grady 35 Significant Fair 1966 Flood Risk Reduction

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.