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 Sand Wash West Utah Duchesne 55 High Satisfactory 2006 Irrigation
Dudenhoeffer Dam Missouri Maries 55 High Satisfactory 2001
Watkins Mill State Park Dam Missouri Clay 55 High Satisfactory 1971 Recreation
Stillwater - North Dam New York Herkimer 55 High Satisfactory 1924 Hydroelectric
Cedar-Piney Creeks Watershed Site 3 Arkansas Yell 55 High Satisfactory 1994 Flood Risk Reduction
Cottonwood Creek 6-B Nebraska Saunders 55 Significant Satisfactory 1979 Flood Risk Reduction
Muddy Creek Dam #19 North Carolina McDowell 55 Significant Satisfactory 1961 Flood Risk Reduction
Chief Creek Dam Tennessee Lewis 55 Significant Satisfactory 1970
Solomon Gulch Spillway Alaska Chugach Census Area 55 High Satisfactory 1981 Hydroelectric
Georgetown Dam Montana Deer Lodge 55 High Satisfactory 1900 Hydroelectric
Prairie Rose Lake Dam Iowa Shelby 55 Significant Satisfactory 1960 Recreation
Indian Farms Arizona Graham 55 High Satisfactory 1981 Flood Risk Reduction
Sutro Reservoir California San Francisco 55 High Satisfactory 1952 Water Supply
Pond 2b California Solano 55 Low Satisfactory 1975 Water Supply
Whittier Reservoir No. 4 California Los Angeles 55 Low Satisfactory 1931 Water Supply
Garrison Creek Stormwater Detention Dam Washington King 55 Significant Satisfactory 1991 Flood Risk Reduction
Lake Tapawingo Dam Missouri Jackson 55 High Satisfactory 1926 Recreation
Deer Lake No 1 (Upper) Kentucky Scott 55 Significant Satisfactory 1988 Recreation
Tekamah-Mud Creek 42-A Nebraska Burt 55 Significant Satisfactory 1995 Flood Risk Reduction
Eagle Ranch California San Luis Obispo 55 High Satisfactory 1974 Other
Central California Alameda 55 High Satisfactory 1910 Water Supply
Belle Creek R-2 Minnesota Goodhue 55 High Satisfactory 1983 Flood Risk Reduction
Chippewa Creek Structure Iii-A Ohio Medina 55 High Satisfactory 1980 Flood Risk Reduction
Douthat Lake Dam Virginia Bath 55 High Satisfactory — Recreation
Halsey Forebay No. 2 California Placer 55 Significant Satisfactory 1913 Hydroelectric
Lake Delhi Dam Iowa Delaware 55 Significant Satisfactory 1922 Recreation
Mountain Run Dam #50 Virginia Culpeper 55 High Satisfactory — Flood Risk Reduction
Bosch No. 2 California Sonoma 55 Significant Satisfactory 1962 Water Supply
Reelfoot-Indian Creek #18 Dam Tennessee Obion 55 High Satisfactory 1987 Other
South Suburban Colorado El Paso 55 High Satisfactory 1932 Water Supply
Schubin California El Dorado 55 Significant Satisfactory 1952 Other
Running Water Draw WS SCS Site 3 Dam Texas Parmer 55 Significant Satisfactory 1979 Flood Risk Reduction
Shearon Harris Auxiliary Reservoir Dam North Carolina Wake 55 Low Satisfactory 1979 Other
Black Mountain Water Tank California San Diego 55 High Satisfactory 2002 Water Supply
Luttrell Lake Upper Dam Missouri Washington 55 Significant Satisfactory 1934 Tailings
Raintree Lake Dam Missouri Cass 55 High Satisfactory 1974 Recreation
Bear Creek Diversion California Fresno 55 Low Satisfactory 1927 Hydroelectric
Moraine State Park Pennsylvania Butler 55 High Satisfactory 1968 Recreation
South Fork 2-A Nebraska Pawnee 55 Low Satisfactory 1983 Flood Risk Reduction
Hamburg Watershed Site M-1 Iowa Fremont 55 High Satisfactory 1961 Flood Risk Reduction
Beaverdam Creek Dam Virginia Loudoun 55 High Satisfactory — Water Supply
Tom Smith Lake -East Dam Missouri Jackson 55 High Satisfactory 1965 Recreation
Harrisonville City Lake Dam Missouri Cass 55 High Satisfactory 1971 Recreation
Wagner Lake Dam Missouri Warren 55 Significant Satisfactory 1966 Recreation
Polk Creek No.9 West Virginia Lewis 55 High Satisfactory 1965 Flood Risk Reduction
Huntington Utah Sanpete 55 High Satisfactory 1949 Irrigation
Maple Creek Recreation Area Dam Nebraska Colfax 55 High Satisfactory 2010 Flood Risk Reduction
Lost Creek Watershed Site C-2 Missouri Newton 55 High Satisfactory 1992 Flood Risk Reduction
Spring Lake Dam Missouri Jefferson 55 High Satisfactory 1989 Recreation
Abert Water Plant - Sludge Lagoon Dam Virginia Bedford 55 High Satisfactory — 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.