Browse Dams

12,710 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 12,710 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.

Clear
Name State County Height (ft) Hazard Condition Year Purpose
Cornwall Tailings Pennsylvania Lebanon 200 High Fair 1961 Tailings
Development No. 1 Dam Oregon Multnomah 200 High Fair 1929 Water Supply
Tolt River - South Fork Washington King 200 High Fair 1962 Water Supply
Barrick Goldstrike Tsf 3 Dam Nevada Eureka 200 High Fair 2016 Tailings
Selis Ksanka Qlispe (SKQ) Montana Lake 200 High Fair 1938 Hydroelectric
Pit No. 6 Diversion California Shasta 195 High Fair 1965 Hydroelectric
Weisner Hollow Slurry Pennsylvania Jefferson 192 High Fair - Other
Joes Valley Utah Emery 192 High Fair 1966 Irrigation
Casad Dam Washington Kitsap 190 High Fair 1956 Water Supply
Bouquet Canyon California Los Angeles 190 High Fair 1934 Water Supply
Gainer Memorial Rhode Island Providence 189 High Fair 1926 Water Supply
Morris Sheppard Dam Texas Palo Pinto 187 High Fair 1941 Irrigation
Priest Rapids Washington Grant 187 High Fair 1961 Hydroelectric
Section 22 Midas Tailings Storage Facility Dam Nevada Elko 186 Significant Fair - Tailings
Terrace Colorado Conejos 183 High Fair 1912 Irrigation
Mill #4 Tailings #1 Dam Nevada Eureka 182 Significant Fair 1989 Tailings
Mackenzie Dam Texas Briscoe 180 High Fair 1974 Water Supply
Spillway Dam Oregon Clackamas 180 High Fair 1962 Water Supply
Rmg Cell B Tsf Dam Nevada Nye 180 Significant Fair 2016 Tailings
Cambria Slurry Pond #4 Pennsylvania Cambria 178 High Fair - Other
Scotts Flat Dam California Nevada 175 High Fair 1948 Fire Protection, Stock, Or ...
North Saluda Reservoir Dam South Carolina Greenville 175 High Fair 1956 Water Supply
Falcon Dam Texas Starr 175 High Fair 1953 Flood Risk Reduction
Salmon Creek Dam Alaska City and Borough of Juneau 175 High Fair 1914 Hydroelectric
Cedar Cliff North Carolina Jackson 173 High Fair 1952 Hydroelectric
Wood Creek Lake Dam Kentucky Laurel 172 High Fair 1969 Water Supply
Belews Lake Dam North Carolina Rockingham 170 High Fair 1972 Other
Big Creek Dam No. 1 California Fresno 170 High Fair 1917 Hydroelectric
Martin Alabama Tallapoosa 168 High Fair 1926 Hydroelectric
Lake Las Vegas Dam Nevada Clark 165 Significant Fair 1991 Recreation
Mill #4 Tailings #2 Dam Nevada Eureka 165 Significant Fair 1993 Tailings
High Savery Wyoming Carbon 165 High Fair 2003 Irrigation
Kingsley Nebraska Keith 162 High Fair 1941 Hydroelectric
Lower Sunshine Wyoming Park 162 High Fair 1972 Irrigation
Upper Sunshine Wyoming Park 160 High Fair 1942 Irrigation
Table Rock Reservoir Dam South Carolina Pickens 155 High Fair 1925 Water Supply
Prettyboy Dam Maryland Baltimore 155 High Fair 1936 Water Supply
Carson City Treated Effluent Dam Nevada Carson City 152 High Fair - Other
Muskingum River Upper Fly Ash Dam Ohio Washington 152 High Fair 1975 Tailings
Belden Forebay Dam California Plumas 152 High Fair 1958 Hydroelectric
Vail California Riverside 152 High Fair 1949 Water Supply
Getchell Mine Tailings Dam Nevada Humboldt 150 Low Fair - Tailings
Rob Roy Wyoming Albany 150 High Fair 1986 Water Supply
Midas Dam Tailings Storage Facility Ph V Nevada Elko 150 Significant Fair 1998 Tailings
Florence Lake Dam California Fresno 149 High Fair 1926 Hydroelectric
Santa Cruz Dam New Mexico Santa Fe 147 High Fair 1929 Irrigation
Crane Valley Dam California Madera 145 High Fair 1910 Hydroelectric
Grace Mine Tailings Pennsylvania Berks 145 High Fair 1957 Recreation
Oakley Idaho Cassia 145 High Fair 1916 Irrigation
Talbott Virginia Patrick 144 High Fair 1938 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.