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
Coleman Dam Texas Coleman 90 High Satisfactory 1966 Irrigation
Leavitt Branch (Pa-463) Pennsylvania Monroe 90 High Poor 1976 Flood Risk Reduction
Weiss - Spillway Diversion Dam Alabama Cherokee 90 High Satisfactory 1961 Hydroelectric
Storrie Dam New Mexico San Miguel 90 High Poor 1921 Irrigation
Ozark Water Supply Lake Dam Arkansas Franklin 90 Significant Satisfactory 1971 Water Supply
Foote Mineral Tailings Dam North Carolina Cleveland 90 Low Fair 1958 Tailings
Marsh Creek Reservoir (Pa-437) Pennsylvania Chester 90 High Fair 1973 Recreation
Viva Naughton Wyoming Lincoln 90 High Fair 1967 Water Supply
Ticoa Lake Dam North Carolina Transylvania 90 High Fair 1974 Recreation
Lake Gregory California San Bernardino 90 High Satisfactory 1938 Water Supply
Crowther Idaho Oneida 90 High Fair 1948 Irrigation
New Melle Quarry Missouri St. Charles 90 High Satisfactory 1999
Camanche Dike No. 2 California San Joaquin 90 High Satisfactory - Water Supply
Emigrant Highway Dike Oregon Jackson 90 High Not Available 1960 Flood Risk Reduction
Chevy Chase 1290 Reservoir California Los Angeles 90 High Satisfactory 1940 Water Supply
Camanche Dike No. 1 California Calaveras 90 High Satisfactory - Water Supply
Atlanta Reservoir Dam No. 1 Georgia Fulton 90 High Poor 1960 Water Supply
C.W. "Bill" Young Reservoir Florida Hillsborough 90 High Not Rated 2005 Water Supply
Emerald No. 1 Back Valley Western Pennsylvania Greene 90 High Satisfactory - Other
Hillview Reservoir Dam New York Westchester 90 High Satisfactory 1915 Water Supply
Pso Southwestern Power Station No.3 Oklahoma Caddo 90 High Satisfactory 1957 Other
Marshall Active Ash Basin Dam North Carolina Catawba 90 High Fair 1962 Other
Weiss - Highway 411 Dike Alabama Cherokee 90 High Satisfactory 1961 Hydroelectric
Trail Bridge Oregon Linn 90 High Unsatisfactory 1963 Hydroelectric
Oak Orchard Creek Dam New York Orleans 90 High Satisfactory 1917 Hydroelectric
Jeffrey Dam Nebraska Lincoln 90 High Satisfactory 1941 Irrigation
Two Lick Creek Pennsylvania Indiana 90 High Satisfactory 1968 Grade Stabilization
Day Creek Debris Basin California San Bernardino 90 High Satisfactory 1988 Debris Control
Emerald No. 2 Back Valley Western Pennsylvania Greene 90 High Satisfactory - Other
Ku Tree Reservoir Hawaii Honolulu 90 High Unsatisfactory 1925 Other
Empire Mine Tertiary Pond Dam Michigan Marquette 90 Low Satisfactory 1975 Other
Stampede Dike California Sierra 90 High Not Available 1970 Flood Risk Reduction
South Fourche Lafave Wid Site 4 Arkansas Perry 90 Low Satisfactory 1981 Flood Risk Reduction
Hodenpyl Michigan Wexford 90 High Fair 1925 Hydroelectric
Dresser No. 11 Missouri Jefferson 90 High Satisfactory 1975 Tailings
Lawtonka Lake Oklahoma Comanche 90 High Fair 1939 Water Supply
Zorinsky Dam Nebraska Douglas 90 High Not Available 1985 Flood Risk Reduction
Woodcock Creek Dam Pennsylvania Crawford 90 High Not Available 1973 Flood Risk Reduction
Farmdale Dam Illinois Tazewell 90 High Not Available 1951 Flood Risk Reduction
Aylesworth Creek Dam Pennsylvania Lackawanna 90 High Not Available 1970 Flood Risk Reduction
Almond Dam New York Steuben 90 High Not Available 1949 Flood Risk Reduction
Columbia Lock and Dam Louisiana Caldwell 90 Significant Not Available 1970 Navigation
Toronto Dam Kansas Woodson 90 High Not Available 1960 Flood Risk Reduction
Dardanelle Lock and Dam Arkansas Pope 90 Significant Not Available 1969 Navigation
Bois D Arc Lake Dam Texas Fannin 90 High Satisfactory 2023
Yahuecas Dam Puerto Rico Adjuntas 90 High Satisfactory 1956 Hydroelectric
Aps Ash Pond Tailings Dam No. 6 New Mexico San Juan 90 Low Satisfactory 1983 Tailings
Charles Fork #17 West Virginia Roane 90 High Satisfactory 1973 Flood Risk Reduction
Rocky Mtn Dam B Georgia Floyd 90 Low Satisfactory 1991 Hydroelectric
Wheeling Creek No.23 West Virginia Marshall 90 High Fair 1978 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.