Browse Dams

92,628 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 92,628 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.

Name State County Height (ft) Hazard Condition Year Purpose
Stingy Run Fly Ash Dam Ohio Gallia 93 High Satisfactory 1974 Tailings
Reservoir A California Placer 93 High Satisfactory 1973 Water Supply
Alisal Creek California Santa Barbara 93 High Satisfactory 1971 Water Supply
Tongue River Dam Montana Big Horn 93 High Satisfactory 1939 Irrigation
Deer Creek Dam Ohio Pickaway 93 High Not Available 1968 Flood Risk Reduction
SCS-Fourche Maline Creek Site-05 Oklahoma Latimer 93 High Fair 1964 Flood Risk Reduction
Alum Creek Dam Ohio Delaware 93 High Not Available 1974 Flood Risk Reduction
Monroe Dam Indiana Monroe 93 High Not Available 1965 Flood Risk Reduction
Grandview Lake Dam Georgia Pickens 93 High Satisfactory 1946 Recreation
Cordell Hull Lock and Dam Tennessee Smith 93 High Not Available 1973 Recreation
St. Anthony Falls Upper Lock and Dam Minnesota Hennepin 93 Significant Not Available 1963 Navigation
East Fork Dam Montana Fergus 93 High Satisfactory 1974 Recreation
Lake Mescalero New Mexico Otero 93 High Satisfactory 1974 Recreation
Washakie Wyoming Fremont 93 High Satisfactory 1935 Irrigation
Sebastian Martin Site 6 Dam New Mexico Rio Arriba 93 High Poor 1973 Flood Risk Reduction
Arkabutla Dam Mississippi DeSoto 92 High Not Available 1943 Flood Risk Reduction
Falls Lake Dam North Carolina Wake 92 High Not Available 1981 Flood Risk Reduction
Delaware Dam Ohio Delaware 92 High Not Available 1951 Flood Risk Reduction
Santa Fe Dam California Los Angeles 92 High Not Available 1949 Flood Risk Reduction
Jim Woodruff Lock and Dam Florida Jackson 92 High Not Available 1954 Navigation
Bear Dam California Mariposa 92 High Not Available 1954 Flood Risk Reduction
Pine Canyon Dam Nevada Lincoln 92 High Not Available 1957 Flood Risk Reduction
Pine Canyon Dam - Saddle Dike 1 Nevada Lincoln 92 High Not Available 1957 Flood Risk Reduction
Island Creek Dam Virginia Mecklenburg 92 High Not Available 1951 Flood Risk Reduction
Jim Ned Creek WS SCS Site 21 Dam Texas Coleman 92 Low Not Rated 1963 Flood Risk Reduction
Snow Lake Dam New Mexico Catron 92 Low Satisfactory 1967 Recreation
Patterson Creek No.15 West Virginia Mineral 92 High Satisfactory 1965 Flood Risk Reduction
Great Falls Dam Tennessee White 92 High Not Available 1916 Hydroelectric
Beaver Run Pennsylvania Westmoreland 92 High Satisfactory 1952 Water Supply
Mt. Elbert Forebay Inlet/Outlet Dike Colorado Lake 92 High Not Available 1977 Hydroelectric
Moyie Idaho Boundary 92 High Fair 1949 Hydroelectric
Coleman Dam Texas Coleman 92 High Satisfactory 1966 Irrigation
Lake Michie Dam North Carolina Durham 92 High Satisfactory 1926 Other
Deer Creek Diversion California Nevada 92 High Satisfactory 1928 Debris Control
Flambeau Wisconsin Rusk 92 High Satisfactory 1951 Hydroelectric
Dead Colt Creek Dam North Dakota Ransom 92 Significant Not Rated 1984 Flood Risk Reduction
Wateree South Carolina Kershaw 92 High Satisfactory 1919 Hydroelectric
Big Quinnesec Falls Wisconsin Marinette 92 High Satisfactory 1949 Hydroelectric
Yonah South Carolina Oconee 92 High Satisfactory 1925 Hydroelectric
Woodrat Knob Oregon Jackson 92 High Unsatisfactory 1960 Irrigation
Coyote Creek California Lake 92 High Satisfactory 1968 Water Supply
J.T. Haynes Reservoir Dam Georgia Coweta 92 High Satisfactory — Recreation
North Potato Creek Dam Tennessee Polk 92 High Satisfactory 1979
East Branch Flood Control Dam Connecticut Litchfield 92 High Satisfactory — Flood Risk Reduction
Hatfield Wisconsin Jackson 92 High Fair 1908 Hydroelectric
Thomas W Koon Pennsylvania Bedford 92 High Satisfactory 1932 Water Supply
Eagle Creek Reservoir Dam Indiana Marion 92 High Poor 1967 Flood Risk Reduction
Lake Wynonah Pennsylvania Schuylkill 92 High Fair 1971 Recreation
Fish Creek Idaho Blaine 92 High Poor 1923 Irrigation
Robin Branch Sediment Dam Kentucky Leslie 92 High Not Available — 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.