Browse Dams
12,681 dams in the National Inventory of Dams.
National Inventory of Dams
Browse 12,681 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.
| Name | State | County | Height (ft) | Hazard | Condition | Year | Purpose |
|---|---|---|---|---|---|---|---|
| Tolt River - South Fork | Washington | King | 200 | High | Fair | 1962 | Water Supply |
| Barrick Goldstrike Tsf 3 Dam | Nevada | Eureka | 200 | High | Fair | 2016 | Tailings |
| Development No. 1 Dam | Oregon | Multnomah | 200 | High | Fair | 1929 | Water Supply |
| Cornwall Tailings | Pennsylvania | Lebanon | 200 | High | Fair | 1961 | 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 |
| Bouquet Canyon | California | Los Angeles | 190 | High | Fair | 1934 | Water Supply |
| Casad Dam | Washington | Kitsap | 190 | High | Fair | 1956 | Water Supply |
| Gainer Memorial | Rhode Island | Providence | 189 | High | Fair | 1926 | Water Supply |
| Priest Rapids | Washington | Grant | 187 | High | Fair | 1961 | Hydroelectric |
| Morris Sheppard Dam | Texas | Palo Pinto | 187 | High | Fair | 1941 | Irrigation |
| 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 |
| Rmg Cell B Tsf Dam | Nevada | Nye | 180 | Significant | Fair | 2016 | Tailings |
| Spillway Dam | Oregon | Clackamas | 180 | High | Fair | 1962 | Water Supply |
| Cambria Slurry Pond #4 | Pennsylvania | Cambria | 178 | High | Fair | - | Other |
| North Saluda Reservoir Dam | South Carolina | Greenville | 175 | High | Fair | 1956 | Water Supply |
| Scotts Flat Dam | California | Nevada | 175 | High | Fair | 1948 | Fire Protection, Stock, Or ... |
| 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 |
| 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 |
| Mill #4 Tailings #2 Dam | Nevada | Eureka | 165 | Significant | Fair | 1993 | Tailings |
| High Savery | Wyoming | Carbon | 165 | High | Fair | 2003 | Irrigation |
| Lake Las Vegas Dam | Nevada | Clark | 165 | Significant | Fair | 1991 | Recreation |
| 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 |
| Vail | California | Riverside | 152 | High | Fair | 1949 | Water Supply |
| Belden Forebay Dam | California | Plumas | 152 | High | Fair | 1958 | Hydroelectric |
| 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 |
| Rob Roy | Wyoming | Albany | 150 | High | Fair | 1986 | Water Supply |
| Midas Dam Tailings Storage Facility Ph V | Nevada | Elko | 150 | Significant | Fair | 1998 | Tailings |
| Getchell Mine Tailings Dam | Nevada | Humboldt | 150 | Low | Fair | - | 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 |
| Thermalito Diversion | California | Butte | 143 | High | Fair | 1967 | Water Supply |
| Waynesville Water Supply Dam | North Carolina | Haywood | 142 | High | Fair | 1982 | Flood Risk Reduction |
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.