Browse Dams

13,006 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 13,006 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
Big Creek Dam No. 2 California Fresno 120 High Satisfactory 1917 Hydroelectric
Wallace Georgia Hancock 120 High Satisfactory 1980 Hydroelectric
Milton Seaman Colorado Larimer 120 High Satisfactory 1948 Water Supply
Hebgen Dam Montana Gallatin 120 High Satisfactory 1915 Hydroelectric
Elizabeth Mine Tp-1 Vermont Orange 120 High Satisfactory 1958 Tailings
Maple Creek Slurry Pond 1 Pennsylvania Washington 120 High Satisfactory 1973 Other
Cliffside Active Ash Basin Downstream Dam North Carolina Cleveland 120 High Satisfactory 1972 Tailings
Rosemont Colorado Teller 120 Significant Satisfactory 1961 Water Supply
Bluecat Lake Dam Tennessee Maury 120 High Satisfactory 1979
Rocky Mtn Ps Lower Main Dam Georgia Floyd 120 High Satisfactory 1993 Hydroelectric
Lewiston Reservoir Dike New York Niagara 119 High Satisfactory 1963 Hydroelectric
Wylie South Carolina York 119 High Satisfactory 1925 Hydroelectric
Schoens Arizona Navajo 118 High Satisfactory 1988 Flood Risk Reduction
Eramet Waste Retention Dam Ohio Washington 118 High Satisfactory 1982 Tailings
Lake Gaillard Dam Connecticut New Haven 118 High Satisfactory 1929 Water Supply
Wirtz Dam Texas Burnet 118 High Satisfactory 1951 Irrigation
Villa Park California Orange 118 High Satisfactory 1963 Flood Risk Reduction
Upper North River #76 Virginia Augusta 118 High Satisfactory — Flood Risk Reduction
Cave Buttes Arizona Maricopa 118 High Satisfactory 1980 Flood Risk Reduction
Elkhead Creek Colorado Moffat 118 High Satisfactory 1979 Fish and Wildlife Pond
Alpine Lake Dam Missouri Warren 118 High Satisfactory 2000 Recreation
Uvas California Santa Clara 118 High Satisfactory 1957 Water Supply
Green Verdugo California Los Angeles 118 High Satisfactory 1953 Water Supply
Massena Intake New York St. Lawrence 118 High Satisfactory 1958 Hydroelectric
Rocky Creek-Cedar Creek South Carolina Fairfield 117 High Satisfactory 1909 Hydroelectric
Rio Grande Colorado Hinsdale 117 High Satisfactory 1914 Irrigation
Gunlock Utah Washington 117 High Satisfactory 1970 Irrigation
South Fork No. 17 West Virginia Pendleton 116 High Satisfactory 1975 Flood Risk Reduction
Dixon California San Diego 116 High Satisfactory 1970 Water Supply
Lake Watrous Dam Connecticut New Haven 116 High Satisfactory 1915 Water Supply
Gold Gulch #2 Arizona Gila 116 Significant Satisfactory 1982 Other
Inlet Control Structure Arizona Pinal 116 Significant Satisfactory 2008 Flood Risk Reduction
Lake Temescal California Alameda 116 High Satisfactory 1869 Water Supply
Saltlick Pennsylvania Cambria 116 High Satisfactory 1913 Water Supply
South Fork No. 4 Dam West Virginia Hardy 116 High Satisfactory 1965 Flood Risk Reduction
C J Strike Idaho Owyhee 115 High Satisfactory 1952 Hydroelectric
Solomon Gulch Alaska Chugach Census Area 115 High Satisfactory 1981 Hydroelectric
Robena Pond No 6 Pennsylvania Greene 115 Low Satisfactory 1980 Other
Gribben Tailings Basin Dam Michigan Marquette 115 Significant Satisfactory 1977 Tailings
Grizzly Valley California Plumas 115 High Satisfactory 1966 Water Supply
Maple Creek #3 Slurry Pond #1 Pennsylvania Washington 115 High Satisfactory — Other
Soft Maple Diversion New York Lewis 115 High Satisfactory 1926 Hydroelectric
Millsite Utah Emery 115 High Satisfactory 1971 Irrigation
Lake Winona Dam Arkansas Saline 115 Low Satisfactory 1938 Water Supply
Bradley Lake Spillway Dam Alaska Kenai Peninsula Borough 115 Low Satisfactory 1991 Hydroelectric
Seeger California Marin 115 High Satisfactory 1961 Other
Lake Kemp Dam Texas Baylor 115 High Satisfactory 1923 Flood Risk Reduction
Mill Meadow Utah Wayne 115 High Satisfactory 1954 Irrigation
Little Flint Creek Dam Arkansas Benton 115 High Satisfactory 1977 Water Supply
Eshbaugh-Martin Dam Missouri Washington 115 High Satisfactory 1968 Tailings

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.