Browse Dams

92,766 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 92,766 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
Ridgeway Tailings Impdam South Carolina Fairfield 189 Undetermined Not Rated - Other
Cherry Creek Dam Colorado Arapahoe 189 High Not Available 1953 Flood Risk Reduction
Kinross Gold Kettle River Tailings Dam Washington Ferry 189 High Satisfactory 1994 Tailings
Gainer Memorial Rhode Island Providence 189 High Fair 1926 Water Supply
Number 7 Arizona Pima 189 High Not Available - Tailings
Clarence Cannon Dam Missouri Ralls 188 High Not Available 1983 Flood Risk Reduction
Stone Canyon California Los Angeles 188 High Satisfactory 1924 Water Supply
Allatoona Dam Georgia Bartow 188 High Not Available 1965 Flood Risk Reduction
Dos Bocas Dam Puerto Rico Arecibo 188 High Satisfactory 1942 Hydroelectric
Walnut Canyon California Orange 187 High Satisfactory 1968 Water Supply
Waterbury Vermont Washington 187 High Poor 1938 Flood Risk Reduction
Priest Rapids Washington Grant 187 High Fair 1961 Hydroelectric
Morris Sheppard Dam Texas Palo Pinto 187 High Fair 1941 Irrigation
Harriman Vermont Windham 186 High Satisfactory 1924 Hydroelectric
Section 22 Midas Tailings Storage Facility Dam Nevada Elko 186 Significant Fair - Tailings
Isabella Dam California Kern 185 High Not Available 1953 Flood Risk Reduction
Mine No 84 - Pond 6 Main Pennsylvania Washington 185 High Satisfactory 1980 Other
Meeks Cabin Dam Wyoming Uinta 185 High Not Available 1971 Irrigation
Austrian California Santa Clara 185 High Satisfactory 1950 Water Supply
Simplot Tailings Dam Nevada Clark 185 Significant Not Rated 1981 Tailings
Hidden Dam California Madera 184 High Not Available 1975 Flood Risk Reduction
Barker Meadow Colorado Boulder 184 High Satisfactory 1909 Hydroelectric
Landfill No. 2 Dam Virginia Alleghany 184 High Satisfactory - Other
East Branch Dam Pennsylvania Elk 184 High Not Available 1952 Flood Risk Reduction
Spirit Lake Outlet Tunnel Washington Skamania 184 Undetermined Not Rated 1985 Flood Risk Reduction
Youghiogheny Dam Pennsylvania Fayette 184 High Not Available 1944 Flood Risk Reduction
Savage River Dam Maryland Garrett 184 High Satisfactory 1952 Flood Risk Reduction
Copper Basin California San Bernardino 184 High Satisfactory 1938 Water Supply
Blue Ridge Dam Georgia Fannin 183 High Not Available 1930 Hydroelectric
Gilboa Dam New York Schoharie 183 High Satisfactory 1926 Water Supply
Terrace Colorado Conejos 183 High Fair 1912 Irrigation
Black Canyon Diversion Dam Idaho Gem 183 High Not Available 1924 Hydroelectric
Mill #4 Tailings #1 Dam Nevada Eureka 182 Significant Fair 1989 Tailings
Sly Park California El Dorado 182 High Satisfactory 1955 Water Supply
Bee Tree Lake Dam North Carolina Buncombe 182 High Satisfactory 1927 Water Supply
New Upper San Leandro California Alameda 182 High Satisfactory 1977 Other
North Hartland Dam Vermont Windsor 182 High Not Available 1961 Flood Risk Reduction
Newell California Santa Cruz 182 High Satisfactory 1960 Water Supply
Morena California San Diego 181 High Poor 1912 Water Supply
Porcupine Utah Cache 181 High Satisfactory 1962 Irrigation
Brookville Dam Indiana Franklin 181 High Not Available 1974 Flood Risk Reduction
Painted Rock Dam - Saddle Dike 1 Arizona Maricopa 181 High Not Available 1960 Flood Risk Reduction
Painted Rock Dam Arizona Maricopa 181 High Not Available 1960 Flood Risk Reduction
Coyote Valley Dam California Mendocino 180 High Not Available 1959 Flood Risk Reduction
Rmg Cell B Tsf Dam Nevada Nye 180 Significant Fair 2016 Tailings
Caesar Creek Dam Ohio Warren 180 High Not Available 1976 Flood Risk Reduction
Hickory Log Reservoir Dam Georgia Cherokee 180 High Satisfactory 2008 Water Supply
Jackson Gulch Dam Colorado Montezuma 180 High Not Available 1949 Irrigation
Caesar Creek Dam - Saddle Dike 2 Ohio Warren 180 High Not Available 1976 Flood Risk Reduction
Shaver Lake Dam California Fresno 180 High Satisfactory 1927 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.