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
Mill Creek #10 Dam West Virginia Jackson 68 High Satisfactory 1997 Flood Risk Reduction
Upper Buffalo No.16 West Virginia Marion 68 High Satisfactory 1981 Flood Risk Reduction
Dierberg Lake Dam Missouri St. Louis 68 High Satisfactory 1982 Recreation
Cherry Hill Dam Missouri St. Louis 68 High Satisfactory 1988 Recreation
Deruyter Dam New York Onondaga 68 High Satisfactory 1863 Navigation
Parvin Colorado Larimer 68 Significant Satisfactory 1925 Fish and Wildlife Pond
Pattison Dam Iowa Clayton 68 Low Satisfactory 2008 Other
Wilsonville Pennsylvania Pike 68 High Satisfactory 1926 Hydroelectric
Mcguire Standby Nuclear Service Water Pond Dam North Carolina Mecklenburg 68 Low Satisfactory 1980 Other
Rockwall-Forney Dam Texas Kaufman 68 High Satisfactory 1969 Water Supply
Springs Valley Lake (F7) Indiana Orange 68 High Satisfactory 1963 Fish and Wildlife Pond
Rocky Ford (Beaver) Utah Beaver 68 High Satisfactory 1914 Irrigation
Upper North River Dam #10 Virginia Augusta 68 High Satisfactory - Flood Risk Reduction
New Creek Dam No.17 West Virginia Mineral 68 High Satisfactory 1960 Flood Risk Reduction
Canon Wtrshd. Det. C-4 Colorado Fremont 68 High Satisfactory 1972 Flood Risk Reduction
Lake Thunderbird Lower Dam Missouri Callaway 68 Low Satisfactory 1968 Recreation
Sullivan Dam Montana Toole 68 High Satisfactory 1967 Flood Risk Reduction
Lakeland Dam Tennessee Shelby 68 High Satisfactory 1959
Small Canyon California San Bernardino 68 High Satisfactory 1957 Debris Control
Fourche Creek Wtrshd No. 7 Missouri Ripley 68 High Satisfactory 1975 Flood Risk Reduction
Tomhannock Reservoir Dam New York Rensselaer 68 High Satisfactory 1905 Water Supply
Lakeview Dam Missouri Washington 68 High Satisfactory 1965 Other
Butterfly Lake Dam Missouri Ste. Genevieve 68 High Satisfactory 1973 Recreation
Frd No 22 Kansas Mitchell 68 Significant Satisfactory 1991 Flood Risk Reduction
Kauffman Reservoir Pennsylvania Schuylkill 68 High Satisfactory 1896 Water Supply
Searsville California San Mateo 68 High Satisfactory 1890 Water Supply
Lake Tishomingo Dam Missouri Jefferson 68 High Satisfactory 1950 Recreation
Harriet Lake Oregon Clackamas 68 Low Satisfactory 1923 Hydroelectric
Sucker Brook Flood Control Dam Connecticut Litchfield 68 High Satisfactory 1970 Flood Risk Reduction
Magnolia California Nevada 68 High Satisfactory 1967 Water Supply
Wissota Wisconsin Chippewa 68 High Satisfactory 1917 Hydroelectric
Pocatalico No. 14 West Virginia Roane 68 High Satisfactory 1980 Flood Risk Reduction
Left Hand Valley Colorado Boulder 68 High Satisfactory 1952 Irrigation
Bailey No 5 West Saddle Pennsylvania Greene 68 High Satisfactory - Other
Dunes Colorado Adams 67 High Satisfactory 2012 Water Supply
Onondaga Dam New York Onondaga 67 High Satisfactory 1949 Flood Risk Reduction
Lake Sherwood Dam Missouri Warren 67 High Satisfactory 1967 Recreation
Murphys Forebay West Dam California Calaveras 67 High Satisfactory 1953 Hydroelectric
Haynes Reservoir California Shasta 67 High Satisfactory 1965 Other
Imerys 5c Clay Impoundment Dam Georgia Washington 67 High Satisfactory 1980 Tailings
Moulton Creek Dam #1 Montana Silver Bow 67 High Satisfactory 1907 Water Supply
Headwaters Dam North Carolina Henderson 67 Significant Satisfactory 2000 Recreation
Huntsville Dam Tennessee Scott 67 High Satisfactory 2002 Water Supply
Sun Valley Lake Dam Iowa Ringgold 67 Significant Satisfactory 1971 Other
Little Quinnesec Falls Wisconsin Marinette 67 High Satisfactory 1900 Hydroelectric
Mill Creek No.8 West Virginia Jackson 67 High Satisfactory 1981 Flood Risk Reduction
Foote Wash Arizona Graham 67 High Satisfactory 1977 Flood Risk Reduction
Harmon Creek (Pa-484) Pennsylvania Washington 67 High Satisfactory 1971 Flood Risk Reduction
Lolonis Vineyards California Mendocino 67 High Satisfactory 1999 Water Supply
Calavera California San Diego 67 High Satisfactory 1940 Water Supply

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.