Browse Dams

12,908 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 12,908 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
South Branch 1-B Nebraska Otoe 45 Low Satisfactory 1995 Flood Risk Reduction
Volga Lake Dam Iowa Fayette 45 Significant Satisfactory 1980 Recreation
Jennings Creek #3 Dam Tennessee Jackson 45 High Satisfactory 1962
Jennings Creek #15 Dam Tennessee Jackson 45 High Satisfactory 1961
Lakeside Development Dam Iowa Linn 45 Significant Satisfactory 2005 Flood Risk Reduction
Ford Lake Michigan Washtenaw 45 High Satisfactory 1932 Hydroelectric
White Sand Drive Disrict Stream A Dam Mississippi Jefferson Davis 45 Low Satisfactory 1991 Flood Risk Reduction
Williams Maine Somerset 45 Low Satisfactory 1939 Hydroelectric
Middle Lanesville Dike Connecticut Litchfield 45 High Satisfactory 1929 Hydroelectric
Nspc Initial Tailings Minnesota St. Louis 45 Low Satisfactory 1968 Tailings
Shinn California Alameda 45 Significant Satisfactory 1987 Tailings
Jackson Flat Reservoir Utah Kane 45 High Satisfactory 2012 Irrigation
Horseshoe Lake Dam Washington Stevens 45 High Satisfactory 2003 Fish and Wildlife Pond
Upper Towaliga Reservoir Dam Georgia Spalding 45 High Satisfactory - Recreation
Crystal Lake Dam Missouri Jefferson 45 High Satisfactory 1965 Recreation
Green Hollow Creek Dam Montana Madison 45 High Satisfactory 1990 Recreation
Binco Colorado Grand 45 Low Satisfactory 1913 Irrigation
Wachusett Reservoir South Dike Massachusetts Worcester 45 High Satisfactory 1906 Water Supply
Seeger Group Pond Minnesota Red Lake 45 Low Satisfactory 1972 Flood Risk Reduction
Lake Orinda California Contra Costa 45 High Satisfactory 1935 Water Supply
Hemlock Falls Michigan Iron 45 Low Satisfactory 1953 Hydroelectric
Yahoola Creek Reservoir Dam Georgia Lumpkin 45 High Satisfactory -
Meadow Creek Colorado Jackson 45 Low Satisfactory 1980 Irrigation
Prague Lake Oklahoma Lincoln 45 Significant Satisfactory 1984 Flood Risk Reduction
Airport Reservoir D California Sonoma 45 Significant Satisfactory 2002 Water Supply
Dupont Retention Basin Dam Tennessee Davidson 45 Low Satisfactory 1955
Corrales Heights Dam New Mexico Sandoval 45 High Satisfactory 1973 Flood Risk Reduction
Lake Springfield Dam Missouri Greene 45 High Satisfactory 1956 Water Supply
Lawson City Lake Dam Missouri Ray 45 High Satisfactory 1964 Water Supply
Quinapoxet Reservoir Dam Massachusetts Worcester 45 High Satisfactory 1953 Water Supply
Schoper-Bush Minnesota Cottonwood 45 Significant Satisfactory 1989 Flood Risk Reduction
Spring Lake Dam Missouri Clinton 45 High Satisfactory 1974 Recreation
Black Hawk California Madera 45 Low Satisfactory 1971 Water Supply
Little Sni-A-Bar #23 Missouri Lafayette 45 High Satisfactory 1975 Other
Fourche Creek #11 Missouri Ripley 45 Low Satisfactory 1985 Flood Risk Reduction
Weston Reservoir Dam Massachusetts Middlesex 45 High Satisfactory - Water Supply
Lake Thunderbird Dam Missouri Franklin 45 High Satisfactory 1972 Recreation
Sawtooth Brine Pond #1 Utah Millard 45 Significant Satisfactory 2013 Tailings
Seven Lakes Dam #3 Missouri Wayne 45 High Satisfactory 1944 Recreation
Lake Legendary Dam Ohio Muskingum 45 Significant Satisfactory 1968 Recreation
Holiday Acres Lake Dam Missouri Randolph 45 Low Satisfactory 1962 Recreation
Monashka Creek Dike Alaska Kodiak Island Borough 45 Significant Satisfactory 1982 Water Supply
Chippewa Reservoir Wisconsin Sawyer 45 High Satisfactory 1923 Hydroelectric
Legacy Dam Nebraska Douglas 45 High Satisfactory 1968 Other
Saddlebag Lake Dam California Mono 45 High Satisfactory 1921 Hydroelectric
Dam 23-13-02e Nebraska Butler 45 Significant Satisfactory 1998 Flood Risk Reduction
Roanoke Creek Dam # 35a Virginia Charlotte 45 Low Satisfactory - Flood Risk Reduction
Bear Creek Dam Virginia Wise 45 High Satisfactory - Water Supply
Maltby #2 Dam Connecticut New Haven 45 Significant Satisfactory 1862 Water Supply
Reelfoot-Indian Creek #1 Dam Tennessee Obion 45 High Satisfactory 1986

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.