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
Sherman Island New York Warren 80 High Satisfactory 1923 Hydroelectric
Blake New York St. Lawrence 80 High Satisfactory 1957 Hydroelectric
Brandy Branch Cooling Pond Dam Texas Harrison 80 Significant Satisfactory 1983 Other
Chief Logan Dam West Virginia Logan 80 High Satisfactory - Recreation
Maffitt Reservoir Dam Iowa Dallas 79 High Satisfactory 1944 Water Supply
Lake Francis California Yuba 79 High Satisfactory 2000 Water Supply
Brays Lake Dam Missouri Phelps 79 High Satisfactory 1963 Recreation
Manatee Cooling Water Reservoir Florida Manatee 79 High Satisfactory 1975 Other
Wissota North Saddle Dike Wisconsin Chippewa 79 High Satisfactory 1917 Hydroelectric
Stanley A. Mahr Reservoir California San Diego 79 High Satisfactory 1981 Water Supply
Lake Timberline Dam Missouri St. Francois 79 High Satisfactory 1963 Recreation
O'Shaughnessy Ohio Delaware 79 High Satisfactory 1924 Water Supply
Kaposia Park Minnesota Dakota 79 Significant Satisfactory 1932 Flood Risk Reduction
Brule Michigan Iron 79 High Satisfactory 1919 Hydroelectric
M&S Dam Utah Uintah 79 High Satisfactory 2014 Irrigation
Poteau River Wid Site 12 Arkansas Scott 79 Low Satisfactory 1969 Recreation
Patterson Creek No.48 West Virginia Mineral 79 High Satisfactory 1974 Flood Risk Reduction
Pinson Gravel Company Dam Missouri Washington 79 High Satisfactory 1973 Tailings
Chesbro California Sacramento 79 High Satisfactory 1972 Water Supply
Calaveras Creek Dam Texas Bexar 79 High Satisfactory 1969 Hydroelectric
Wissota South Saddle Dike Wisconsin Chippewa 79 High Satisfactory 1917 Hydroelectric
Dos Pueblos California Santa Barbara 78 High Satisfactory 1946 Water Supply
Craig Raw Water Colorado Moffat 78 Significant Satisfactory 1961 Water Supply
Pa-485 Pennsylvania Washington 78 High Satisfactory 1977 Flood Risk Reduction
Queens Creek North Carolina Macon 78 High Satisfactory 1949 Hydroelectric
Worster Colorado Larimer 78 Significant Satisfactory 1911 Irrigation
Upper Otay California San Diego 78 Low Satisfactory 1901 Water Supply
Sodom Dam New York Putnam 78 High Satisfactory 1892 Water Supply
Ponca State Park Dam Nebraska Dixon 78 Low Satisfactory 2003 Other
Pitch Wastewater Treatment Colorado Saguache 78 Low Satisfactory 1980 Water Supply
Cabresto Dam New Mexico Taos 78 High Satisfactory 2012 Irrigation
Double D Ranch Dam Missouri Warren 78 Low Satisfactory 1988 Other
Mcmurry No. 4 Wyoming Natrona 78 High Satisfactory 2014 Fish and Wildlife Pond
Patterson Creek No.21 West Virginia Mineral 78 High Satisfactory 1984 Flood Risk Reduction
Upper Norton Reservoir Dam Virginia Norton 78 High Satisfactory - Water Supply
Berkeley Lake Dam Georgia Gwinnett 78 High Satisfactory 1948 Recreation
Ler Van Norman Bypass California Los Angeles 78 Low Satisfactory 1970 Other
Deer Canyon Debris Basin California San Bernardino 78 High Satisfactory 1980 Debris Control
Lake Trails Dam Missouri St. Louis 78 Significant Satisfactory 1975 Recreation
Deer Hollow Lake Dam Missouri Warren 78 High Satisfactory 1972 Recreation
Saddle Dam A Georgia Rabun 78 High Satisfactory 1925 Hydroelectric
Fagan Branch Dam Kentucky Marion 78 High Satisfactory 1991 Water Supply
South Fork No.13 West Virginia Pendleton 78 High Satisfactory 1960 Flood Risk Reduction
Racola Tailings Dam Missouri Washington 78 High Satisfactory 1953 Tailings
Peterson Lake Colorado Larimer 78 High Satisfactory 1973 Water Supply
Desoto Mine Pit & Plant A Dam Missouri Washington 78 High Satisfactory 1980 Tailings
Fairfield Lake Dam Texas Freestone 77 Low Satisfactory 1969 Other
Thompson Srd Idaho Custer 77 Significant Satisfactory 1982 Water Supply
Salt Lick Creek No. 8 Dam West Virginia Braxton 77 High Satisfactory 1965 Flood Risk Reduction
Cadet No. 2 Dam Missouri Washington 77 High Satisfactory 1980 Tailings

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.