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
Black Canyon Arizona Navajo 72 High Poor 1964 Recreation
Homme Dam North Dakota Walsh 72 High Not Available 1950 Water Supply
Rocky River Canal Dike Connecticut Litchfield 72 High Satisfactory 1902 Hydroelectric
Lake Glen Dam Connecticut New Haven 72 High Satisfactory 1907 Water Supply
Critzer Dam Kansas Linn 72 High Satisfactory 2006 Flood Risk Reduction
Mineral Point #1 Missouri Washington 72 High Satisfactory 1968 Tailings
Lipps Lake Dam Missouri Cape Girardeau 72 High Satisfactory 1973 Recreation
Cerro Colorado Montrose 72 High Satisfactory 1966 Water Supply
Rabon Creek WCD Dam 32 South Carolina Laurens 72 High Fair 1987 Flood Risk Reduction
Santa Cruz Site 6 Dam New Mexico Santa Fe 72 High Poor 1962 Flood Risk Reduction
Sheriff Colorado Rio Blanco 72 High Unsatisfactory 1955 Irrigation
Eagle Valley Reservoir Dam Nevada Lincoln 72 High Fair 1965 Recreation
H Taylor Blalock Reservoir Dam South Carolina Spartanburg 72 High Fair - Water Supply
Patterson Creek #50 Dam West Virginia Mineral 72 High Satisfactory 1990 Flood Risk Reduction
Okatibbee Dam Mississippi Lauderdale 72 High Not Available 1968 Flood Risk Reduction
SCS-Sandstone Creek Site-016a Oklahoma Roger Mills 72 High Fair 1951 Flood Risk Reduction
Harvey Place California Alpine 72 High Satisfactory 1989 Water Supply
SCS-Sallisaw Creek Site-18 Oklahoma Adair 72 High Fair 1965 Flood Risk Reduction
Black Rock Mountain State Park Lake Dam Georgia Rabun 72 High Fair 1974 Recreation
Yellowtail Afterbay Dam Montana Big Horn 72 High Not Available 1966 Hydroelectric
Ninety Nine Islands South Carolina Cherokee 72 High Satisfactory 1909 Hydroelectric
Shawnee Mission Park Dam Kansas Johnson 72 High Fair 1958 Recreation
Flat Rock New York St. Lawrence 72 High Satisfactory 1925 Hydroelectric
Cane Creek Resevoir Dam North Carolina Orange 72 High Satisfactory 1989 Water Supply
James C Harris Dam Kentucky Lincoln 72 High Fair 1989 Water Supply
Renfro Dam Kentucky Rockcastle 72 High Poor 1968 Water Supply
Buck Ash Basin #1 Dam North Carolina Rowan 72 High Fair 1982 Tailings
Westville Dam Massachusetts Worcester 72 High Not Available 1962 Flood Risk Reduction
Upper Grave No.1 West Virginia Marshall 72 High Satisfactory 1959 Flood Risk Reduction
Atlanta-Fulton Reservoir #1 Dam Georgia Fulton 72 High Satisfactory 1960 Water Supply
Autumn Lake Dam Missouri Jefferson 72 High Satisfactory 1981 Recreation
Deer Lake California Napa 72 High Satisfactory 1958 Water Supply
Rhodhiss North Carolina Caldwell 72 High Satisfactory 1925 Hydroelectric
SCS-Sallisaw Creek Site-24 Oklahoma Adair 72 High Fair 1964 Flood Risk Reduction
Patterson Creek No.14 West Virginia Mineral 72 High Fair 1965 Flood Risk Reduction
Hanson Creek Dam Montana Fergus 72 High Satisfactory 1974 Recreation
Lee Arizona Graham 71 High Satisfactory 1981 Flood Risk Reduction
Hopkinton Dam New Hampshire Merrimack 71 High Not Available 1962 Flood Risk Reduction
Beaver Creek Dam Virginia Henry 71 High Satisfactory - Water Supply
Goose Pasture Tarn Colorado Summit 71 High Unsatisfactory 1965 Recreation
Buffalo River Dam # 2 Virginia Amherst 71 High Fair - Flood Risk Reduction
Harmon Creek No. 2 Dam West Virginia Brooke 71 High Satisfactory 1973 Flood Risk Reduction
Utaba Retarding Utah Weber 71 High Fair 1962 Flood Risk Reduction
Cottonwood-Walnut Site #8 New Mexico Eddy 71 High Fair 1988 Flood Risk Reduction
Sulphur Creek WS SCS Site 3 Dam Texas Lampasas 71 High Fair 1959 Flood Risk Reduction
Newtown Hoffman Site 18 Dam New York Chemung 71 High Fair 1978 Flood Risk Reduction
Opaeula 01 Reservoir Hawaii Honolulu 71 High Fair 1910 Irrigation
Lone Star Lake Kansas Douglas 71 High Satisfactory 1939 Recreation
Stony Creek Dam #10 Virginia Shenandoah 71 High Satisfactory - Flood Risk Reduction
Pit No. 5 Open Conduit California Shasta 71 High Fair 1944 Hydroelectric

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.