Browse Dams

17,049 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 17,049 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
East Fork Above Lavon WS SCS Site 32 Dam Texas Collin 39 High Not Rated 1966 Flood Risk Reduction
Melvin Stinson Lake Dam Kentucky Todd 39 High Unsatisfactory 1958 Recreation
Beautiful Run Dam #2a Virginia Madison 39 High Satisfactory - Flood Risk Reduction
Lake Helen California Sonoma 39 High Poor 1966 Water Supply
Whitman Lake Alaska Ketchikan Gateway Borough 39 High Satisfactory 1927 Hydroelectric
West Parish Filter No. 3 Dam Massachusetts Hampden 39 High Fair 1910 Water Supply
Summerlin Detention Basin #5 Dam Nevada Clark 39 High Fair 2002 Flood Risk Reduction
Lone Mountain-Beltway Detention Basin Dam Nevada Clark 39 High Fair 2019 Flood Risk Reduction
Donahoe Creek WS SCS Site 6 Dam Texas Bell 39 High Fair 1976 Flood Risk Reduction
Big Sandy Creek WS SCS Site 44 Dam Texas Wise 39 High Fair 1981 Flood Risk Reduction
Sleepy Holl No. 2 California Sonoma 39 High Satisfactory 1949 Water Supply
Lake Calton Dam South Carolina Pickens 39 High Fair 1958 Recreation
Salem Fork #14 West Virginia Harrison 39 High Satisfactory 1958 Flood Risk Reduction
Tiefenthaler Lake Dam Missouri Dent 39 High Satisfactory 1978 Recreation
Northeast C-1 Detention Basin Dam Nevada Clark 39 High Fair 2010 Flood Risk Reduction
Richland Creek WS SCS Site 138 Dam Texas Navarro 39 High Fair 1973 Flood Risk Reduction
Lake White Dam Ohio Pike 39 High Fair 1935 Recreation
Lake Mirandy Dam Arkansas Sharp 39 High Poor 1958 Recreation
Lake Lee Dam North Carolina Union 39 High Fair 1925 Other
Upper Brushy Creek WS SCS Site 5 Dam Texas Williamson 39 High Satisfactory 1960 Flood Risk Reduction
Mcclain Lake Dam Texas Henderson 39 High Satisfactory 2016
University Lake Dam North Carolina Orange 39 High Satisfactory 1932 Water Supply
Carol Ann Cross Dam Arkansas Sebastian 39 High Fair 1939 Recreation
Moxee Valley Orchards Dam Washington Yakima 39 High Poor 1985 Irrigation
Cedar Hill Lake #2 Dam Missouri Jefferson 39 High Satisfactory 1949 Recreation
Fleming Hill No. 2 California Solano 39 High Satisfactory 1912 Water Supply
Lost Creek F-3 Missouri Newton 39 High Satisfactory 1977 Debris Control
Mill Pond South Dike Massachusetts Middlesex 39 High Satisfactory 1973 Water Supply
New Flemingsburg Reservoir Dam Kentucky Fleming 39 High Fair 1965 Water Supply
Candlewick Lake Dam Illinois Boone 39 High Not Available 1974 Recreation
October Mountain Lake Dam Massachusetts Berkshire 39 High Satisfactory 1972 Flood Risk Reduction
Tufa Stone Arizona Gila 39 High Unsatisfactory 1944 Flood Risk Reduction
Pflugerville Dam Texas Travis 39 High Satisfactory 2005 Water Supply
Summit Reservoir California San Francisco 39 High Satisfactory 1954 Water Supply
Heidelberg Materials Lewisville Phase 1 Dam Washington Clark 39 High Satisfactory 2007 Other
Douglas Dam - Saddle Dam No. 3 Tennessee Sevier 39 High Not Available 1943 Flood Risk Reduction
Mount Laurel (Mud Run) Pennsylvania Schuylkill 39 High Satisfactory 1879 Water Supply
Abiaca Watershed Structure Y-34-03 Dam Mississippi Carroll 39 High Poor 1965 Flood Risk Reduction
Town Creek WS Str 14 Dam Mississippi Pontotoc 39 High Fair 1991 Flood Risk Reduction
Town Creek WS Str 15b Dam Mississippi Lee 39 High Fair 1978 Flood Risk Reduction
Starve Hollow Lake Dam Indiana Jackson 39 High Fair 1938 Recreation
Town Fork Creek Watershed Dam #1-B North Carolina Forsyth 39 High Fair 1968 Flood Risk Reduction
Town Fork Creek Watershed Dam #5 North Carolina Forsyth 39 High Fair 1970 Flood Risk Reduction
Grandmother Wisconsin Lincoln 39 High Fair 1923 Hydroelectric
Lake Austin Dam Ohio Jefferson 39 High Satisfactory 1947 Recreation
Lakeview Virginia Colonial Heights 39 High Fair 1920 Recreation
B F Finley Dam 2 South Carolina Pickens 39 High Fair 1954 Recreation
Upper Peak Lake Dam California Placer 39 High Fair 1850 Hydroelectric
Evans Lake Missouri Camden 39 High Unsatisfactory 1988 Recreation
Goose Creek Dam Virginia Loudoun 39 High Satisfactory - Water Supply

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.