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
Round Mountain California Mendocino 43 High Satisfactory 1964 Other
Dole Reservoir Dam New Hampshire Sullivan 43 High Fair 1913 Water Supply
Lake Lynn Dam South Carolina Greenville 43 High Fair 1945 Recreation
Walden Pond Outlet Dam Massachusetts Essex 43 High Fair 1890 Water Supply
Chenoa Lake Dam Kentucky Bell 43 High Fair 1953 Recreation
Upper Owl Creek Pennsylvania Schuylkill 43 High Satisfactory 1921 Water Supply
Bunn Enterprises Lake Dam Missouri Ralls 43 High - 1996 Recreation
Murphys Afterbay Dam California Calaveras 43 High Satisfactory 1953 Hydroelectric
Lasalle Co. Nuclear Station Cooling Lake Dam Illinois LaSalle 43 High Not Available 1977 Other
Tousley Dam Indiana Brown 43 High Poor 1953 Water Supply
Fox Creek Mps 4 Kentucky Fleming 43 High Poor 1968 Flood Risk Reduction
Graham Lake Dam Maine Hancock 43 High Satisfactory 1924 Hydroelectric
Lake Salinda Dam Indiana Washington 43 High Poor 1947 Water Supply
Rainbow Reservoir Dam Connecticut Hartford 43 High Satisfactory 1925 Hydroelectric
Barneston (Pa 432) Pennsylvania Chester 43 High Fair 1983 Flood Risk Reduction
High Meadows Lake Dam North Carolina Alleghany 43 High Fair - Irrigation
Red Haw Dam Iowa Lucas 43 High Fair 1934 Recreation
Woody Branch Dam Texas Dallas 43 High Satisfactory 1997 Flood Risk Reduction
Norfolk Brook Flood Control Dam #6 Connecticut Litchfield 43 High Satisfactory 1966 Flood Risk Reduction
Williams Run Pennsylvania Cambria 43 High Fair 1956 Water Supply
Ethel Springs Pennsylvania Westmoreland 43 High Poor 1900 Water Supply
SCS-Fourche Maline Creek Site-08 Oklahoma Latimer 43 High Fair 1963 Flood Risk Reduction
Fisher Canon Colorado El Paso 43 High Fair 1929 Water Supply
Ni 2 (Nichols) Florida Polk 43 High Not Rated 1973 Tailings
Ni 1 (Nichols) Florida Polk 43 High Not Rated 1971 Tailings
SCS-Fourche Maline Creek Site-12 Oklahoma Latimer 43 High Fair 1967 Flood Risk Reduction
Chapman Reservoir Colorado Pitkin 43 High Not Rated 1938 Recreation
Sharpe's Creek Reservoir Lake Dam Georgia Carroll 43 High Satisfactory 1991 Water Supply
Tired Creek Reservoir Dam Georgia Grady 43 High Satisfactory -
Lake Thom-A-Lex Dam North Carolina Davidson 43 High Fair 1957 Water Supply
Mountain Creek Dam Texas Coke 43 High Not Rated 1950 Water Supply
Goshen Dam Virginia Rockbridge 43 High Satisfactory - Recreation
Midlothian Balancing Reservoir Dam Texas Ellis 43 High Satisfactory 2014
Jackman Reservoir Dam New Hampshire Hillsborough 43 High Poor 1926 Hydroelectric
Wilson Creek 8-H Nebraska Otoe 43 High Satisfactory 1968 Flood Risk Reduction
Otter Creek Utah Piute 43 High Satisfactory 1897 Irrigation
East Fork Above Lavon WS SCS Site 9 Dam Texas Collin 43 High Not Rated 1951 Flood Risk Reduction
Wolf Creek Dam Ohio Summit 43 High Poor 1926 Water Supply
Broz Lake Dam Missouri Montgomery 43 High Satisfactory 1975 Irrigation
Schuylerville New York Saratoga 43 High Fair 1919 Hydroelectric
Fourth Street Dam South Dakota Hughes 43 High Fair 1993 Recreation
Lloydell Pennsylvania Cambria 43 High Fair 1906 Water Supply
Coal and Crane Creek Structure 12 Illinois Schuyler 43 High Not Available 1971 Other
Macoupin Energy Recirculation Pond Dam Illinois Macoupin 43 High Not Available 1970 Water Supply
Lugar Dam Kansas Wyandotte 43 High Satisfactory 1975 Fire Protection, Stock, Or ...
Lower Little Tallapoosa River Watershed Structure No. 80 Georgia Carroll 43 High Poor 1976 Flood Risk Reduction
New Beggs Oklahoma Okmulgee 43 High Satisfactory 1965 Water Supply
Lake Elvis Presley Mississippi Lee 43 High Fair 1975 Recreation
Etowah River Reach WS Str # 22 Georgia Dawson 43 High Fair 1962 Flood Risk Reduction
Hide A Way Lake No 1 Dam Texas Smith 43 High Satisfactory 1969 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.