Browse Dams

12,710 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 12,710 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
SCS-Otter Creek Site-4 Oklahoma Kiowa 41 High Fair 1973 Flood Risk Reduction
Round Mountain Detention Dam 3 New Mexico Hidalgo 41 Low Fair 1956 Flood Risk Reduction
Vulcan Construction Materials Dam South Carolina Spartanburg 41 Significant Fair 2001 Other
Deep Creek Watershed #19a Dam North Carolina Yadkin 41 High Fair 1961 Flood Risk Reduction
Swann Water Treatment Plant Rwr Dam #1 (Aka Nw) North Carolina Forsyth 41 High Fair 2003 Water Supply
Short Creek FRS 8a Kentucky Grayson 41 Low Fair 1967 Flood Risk Reduction
Park Colorado Garfield 41 Significant Fair 1906 Irrigation
Abiaca Watershed Structure Y-34-06 Dam Mississippi Carroll 41 High Fair 1967 Flood Risk Reduction
Williams Creek WS SCS Site 2 Dam Texas Gillespie 41 High Fair 1968 Flood Risk Reduction
Mcintosh No.2 Enlargement Wyoming Fremont 41 Low Fair -
Deep Creek Watershed #12 Dam North Carolina Yadkin 41 Significant Fair 1963 Flood Risk Reduction
Swan Creek 32 Nebraska Saline 41 Low Fair 1990 Flood Risk Reduction
SCS-Lower Black Bear Creek Site-14 Oklahoma Noble 41 High Fair 1976 Flood Risk Reduction
SCS-Lower Black Bear Creek Site-03 Oklahoma Pawnee 41 Significant Fair 1972 Flood Risk Reduction
Lower Little Tallapoosa River WS Str # 35 Georgia Carroll 41 High Fair 1974 Flood Risk Reduction
D.D. & E. Wise Colorado Rio Blanco 41 Significant Fair 1946 Irrigation
Garnet Mesa Colorado Delta 41 High Fair 1954 Recreation
Lower Running Water Draw WS SCS Site 2 Dam Texas Hale 41 Significant Fair 1977 Flood Risk Reduction
Trout Run Pennsylvania Westmoreland 41 High Fair 1927 Water Supply
Dover Lake Dam Virginia Goochland 41 High Fair - Irrigation
Jimmie Bowes Dam #2 North Carolina Person 41 Low Fair - Other
Schley Wisconsin Fond du Lac 41 Low Fair 1969 Fire Protection, Stock, Or ...
Cherry Valley Dam Massachusetts Hampden 41 High Fair 1877 Water Supply
Lake Cheohee Dam South Carolina Oconee 41 High Fair 1950 Recreation
Broad River Trace Dam South Carolina Richland 41 Low Fair 1999 Flood Risk Reduction
Cottonwood Wyoming Campbell 41 Significant Fair 1994 Flood Risk Reduction
Oak Creek Wyoming Crook 41 Significant Fair 1976 Irrigation
Ellgen Colorado Moffat 41 Low Fair 1949 Irrigation
Middletown Sportsman Club Lake Dam Ohio Butler 41 Significant Fair 1963 Recreation
Beaver Creek Lake Dam Indiana Dubois 41 High Fair 1955 Water Supply
Dairy Canyon Detention Basin Utah Sevier 41 High Fair 1987 Flood Risk Reduction
Leatherwood Creek Dam #3 Virginia Henry 41 High Fair 1964 Flood Risk Reduction
SCS-Barnitz Creek Site-114 Oklahoma Dewey 41 High Fair 1955 Flood Risk Reduction
SCS-Rock Creek Site-16 Oklahoma Murray 41 High Fair 1961 Flood Risk Reduction
Hunters Run Structure No. 5 Ohio Fairfield 41 Significant Fair 1961 Flood Risk Reduction
Kyger Creek Bottom Ash Pond Ohio Gallia 41 Significant Fair 1955 Tailings
Westinghouse Corp. Dam North Carolina Mecklenburg 41 Low Fair 1965 Other
Escondido Creek WS SCS Site 12 Dam Texas Karnes 41 High Fair 1974 Flood Risk Reduction
Johnson Swine Waste Lagoon Dam North Carolina Surry 41 Significant Fair 1996 Other
Hunters Run Structure No. 1 Ohio Fairfield 41 High Fair 1955 Flood Risk Reduction
Mooney Basin Saf Process Pond Dam Nevada White Pine 41 Low Fair - Other
Hot Springs No 2 Idaho Elmore 41 High Fair 1968 Irrigation
SCS-Kickapoo Sandy Creek Site-K1 Oklahoma Garvin 41 High Fair 1969 Flood Risk Reduction
Schnacke Lake Number 1 Dam Indiana Vanderburgh 41 High Fair 1947 Recreation
Hartford Reservoir #3 Dam Connecticut Hartford 41 High Fair 1875 Water Supply
Horseshoe Cienega Arizona Apache 41 High Fair 1964 Recreation
Lake George Oklahoma Comanche 41 High Fair 1948 Recreation
SCS-Big Wewoka Creek Site-29 Oklahoma Seminole 41 High Fair 1958 Flood Risk Reduction
Thicketty Creek WCD 16b South Carolina Cherokee 41 High Fair 1967 Flood Risk Reduction
Balmorhea Dam Texas Reeves 41 High Fair 1917 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.