Browse Dams

17,049 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 17,049 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
Brand Debris Basin California Los Angeles 45 High Satisfactory 1965 Debris Control
SCS-Beaver Creek Site-05 Oklahoma Custer 45 High Fair 1968 Flood Risk Reduction
Peahi Reservoir Hawaii Maui 45 High Poor 1924 Irrigation
Upper Grave No.8 West Virginia Marshall 45 High Satisfactory 1959 Flood Risk Reduction
Fred G Bond Dam North Carolina Wake 45 High Satisfactory 1970 Flood Risk Reduction
Noonday Creek WS Str # 17 Georgia Cobb 45 High Poor 1956 Flood Risk Reduction
Bloomfield Dam No. 1 New Mexico San Juan 45 High Satisfactory 1957 Water Supply
Wachusett Reservoir South Dike Massachusetts Worcester 45 High Satisfactory 1906 Water Supply
Ne Trib Leon River WS SCS Site 8 Dam Texas Erath 45 High Fair 1967 Flood Risk Reduction
Yahoola Creek Reservoir Dam Georgia Lumpkin 45 High Satisfactory -
Mattaceunk Maine Penobscot 45 High Satisfactory 1939 Hydroelectric
Jackson Lake Dam New Mexico San Juan 45 High Poor 1919 Irrigation
Rollins Lake Dam Georgia Bartow 45 High Poor 1989 Recreation
Deer Creek Dam No. 1 Indiana Perry 45 High Fair 1978 Flood Risk Reduction
Dunlap Lake Dam Illinois Madison 45 High Not Available 1941 Recreation
Lamb Lake Dam Indiana Johnson 45 High Fair 1937 Recreation
Cardine Keith Wyoming Natrona 45 High Poor 1975 Irrigation
Upper Grave No.4 West Virginia Marshall 45 High Satisfactory 1958 Flood Risk Reduction
Little Youghiogheny Site 7 Maryland Garrett 45 High Fair 1960 Flood Risk Reduction
Patterson Creek No.36 West Virginia Mineral 45 High Satisfactory 1972 Flood Risk Reduction
Svcd Structure No. F-6 (Collins Lake) Indiana Orange 45 High Fair 1965 Flood Risk Reduction
Little Youghiogheny Site 5 Maryland Garrett 45 High Fair 1968 Flood Risk Reduction
Quinapoxet Reservoir Dam Massachusetts Worcester 45 High Satisfactory 1953 Water Supply
Oak Creek (A.K.A. Upper Bowns) Utah Garfield 45 High Fair 1918 Irrigation
Macedonia Lake Dam North Carolina Henderson 45 High Fair 2000 Recreation
Big Sandy Creek 20-6-7 Nebraska Clay 45 High Fair 1982 Other
Lake Columbia Dam South Carolina Richland 45 High Poor 1963 Irrigation
Cane Creek WCD Dam 16 South Carolina Lancaster 45 High Fair 1972 Flood Risk Reduction
Au Train Michigan Alger 45 High Poor 1910 Hydroelectric
Lake Crabtree Dam North Carolina Wake 45 High Satisfactory 1988 Flood Risk Reduction
Gibson Memorial Dam Missouri Washington 45 High Satisfactory 1997 Recreation
South Reservoir Dam Massachusetts Middlesex 45 High Poor 1882 Water Supply
East Fork Above Lavon WS SCS Site 1c Dam Texas Collin 45 High Fair 1964 Flood Risk Reduction
Allison Reservoir Pennsylvania Fayette 45 High Fair 1917 Recreation
Amicalola Creek WS Str # 1 Georgia Dawson 45 High Fair 1960 Flood Risk Reduction
Hungry Mother Dam Virginia Smyth 45 High Satisfactory - Recreation
Upper Kittanning Pennsylvania Blair 45 High Fair 1887 Water Supply
Brushy Creek WCD Dam-Hopkins 11a South Carolina Anderson 45 High Fair 1960 Flood Risk Reduction
Blue Creek Utah Box Elder 45 High Fair 1904 Irrigation
Town Wash Dam Nevada Clark 45 High Fair 1992 Flood Risk Reduction
Oak Creek #2 Dam Missouri Camden 45 High Satisfactory 1972 Recreation
Olmitos and Garcias Crks WS SCS Site 7 Dam Texas Starr 45 High Fair 1963 Flood Risk Reduction
Four Eagles Lake Dam Ohio Preble 45 High Satisfactory 1959 Recreation
Santa Rosa Dam Texas Wilbarger 45 High Not Rated 1929 Irrigation
Noralyn N-14 Florida Polk 45 High Not Rated 1976 Tailings
Croft Oregon Polk 45 High Satisfactory 1968 Irrigation
Raccoon Creek Pennsylvania Beaver 45 High Fair 1948 Recreation
Brushy Creek WCD Dam-Tripp 18 South Carolina Anderson 45 High Fair 1961 Flood Risk Reduction
Olson California Napa 45 High Satisfactory 1955 Water Supply
Bryant Pond Maine Aroostook 45 High Unsatisfactory 1964 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.