Browse Dams

36,819 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 36,819 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
Cowart Lake Dam Georgia Fulton 33 Low Not Rated 1960 Recreation
Juab County - Bigelow Debris Utah Juab 33 Significant Not Rated 1963 Flood Risk Reduction
Collier Dam Texas Montague 33 Low Not Rated 1977 Fire Protection, Stock, Or ...
H.M. Kinlaw Dam North Carolina Anson 33 Low Not Rated 1988 Recreation
Steeger Lake Dam Missouri Jefferson 33 High Not Rated 1976 Recreation
Johnston Dam Iowa Van Buren 33 Low Not Rated 1962 Fire Protection, Stock, Or ...
Cow Bayou WS SCS Site 11b Dam Texas McLennan 33 Low Not Rated 1964 Flood Risk Reduction
Hodge Lake Dam Georgia Jones 33 Low Not Rated 1952 Recreation
Johnson Lake Dam Georgia Douglas 33 Low Not Rated 1967 Recreation
Possehl Dam Iowa Monroe 33 Low Not Rated 1989 Fire Protection, Stock, Or ...
Mc Larty-Edwards Subwtrshd Sta 20+00 #1 Iowa Woodbury 33 Low Not Rated 1966 Fire Protection, Stock, Or ...
Whiskey Hollow Watershed - Lewis Site Iowa Louisa 33 Low Not Rated 1986 Fire Protection, Stock, Or ...
Lake Wellbrook Dam Georgia Oconee 33 Low Not Rated 1955 Recreation
G Fowler Gss Texas Fort Bend 33 Low Not Rated 1974 Other
Gasperino Missouri Lafayette 33 Low Not Rated 1996 Other
SCS-Upper Clear Boggy Creek Site-07 Oklahoma Coal 33 Low Not Rated 1960 Flood Risk Reduction
Pino Lake Dam Texas Comanche 33 Significant Not Rated 1968
Reed Subwatershed Site 1-1 Iowa Monona 33 Low Not Rated 1990 Flood Risk Reduction
Longan Lake Dam Missouri Moniteau 33 Low Not Rated 1971 Fire Protection, Stock, Or ...
Town & Country Lake Dam Missouri Miller 33 High Not Rated 1969 Recreation
Mill Picayune Watershed Site E-1 Iowa Harrison 33 Low Not Rated 1969 Fire Protection, Stock, Or ...
Adams Lake Dam Georgia Jackson 33 Low Not Rated —
SCS-Barnitz Creek Site-024 Oklahoma Custer 33 Low Not Rated 1954 Flood Risk Reduction
West Fork Big Creek Dam B-147 Missouri Harrison 33 Low Not Rated 1991 Flood Risk Reduction
SCS-Barnitz Creek Site-059 Oklahoma Custer 33 Low Not Rated 1957 Flood Risk Reduction
Sherwood Lake West Virginia Greenbrier 33 High Not Rated 1957 Recreation
Big Park Watershed Site C-4 Iowa Crawford 33 Low Not Rated 1962 Fire Protection, Stock, Or ...
SCS-Upper Black Bear Creek Site-22 Oklahoma Noble 33 Low Not Rated 1965 Flood Risk Reduction
Gallup Subwatershed 1-1200 Iowa Monona 33 Low Not Rated 1954 Fire Protection, Stock, Or ...
College Corner Subwatershed Site 3-1 Iowa Woodbury 33 Low Not Rated 1968 Fire Protection, Stock, Or ...
Freeman Farm Number Two Dam Missouri Clinton 33 High Not Rated 1976 Irrigation
Chaffin Lake Dam Missouri Cass 33 Low Not Rated 1962 Water Supply
South Fork Blackwater River Dam E- 25a Missouri Johnson 33 Low Not Rated 1982 Grade Stabilization
Boontucky Farm Dam Kentucky Boone 33 Low Not Rated 1968 Recreation
Matil Oklahoma Blaine 33 Low Not Rated — Recreation
West Wolf Creek Subwatershed Site 26 Iowa Woodbury 33 Low Not Rated 1995 Fire Protection, Stock, Or ...
Allen E Kennedy Lake Dam Kentucky Hancock 33 Low Not Rated 1970 Recreation
Mole-Richardson #3 Colorado Mesa 33 Low Not Rated 1973 Irrigation
Alexander Colorado Montrose 33 Low Not Rated 1968 Irrigation
Eagle Scout Lake Colorado Pueblo 33 Low Not Rated 1965 Recreation
Mc Larty-Edwards Subwtrshd Sta 65+93 #M Iowa Woodbury 33 Low Not Rated 1966 Fire Protection, Stock, Or ...
Callahan Creek Watershed B-3 Missouri Boone 33 Low Not Rated 1980 Flood Risk Reduction
Upper Locust Creek L- 89 Missouri Putnam 33 Low Not Rated 2001 Flood Risk Reduction
Rozell #5 Oklahoma Dewey 33 Low Not Rated 1977 Other
Vollmar Dam Iowa Ida 33 Low Not Rated 1957 Fire Protection, Stock, Or ...
Consolidation Coal Co. Pd 003 North Dakota Ward 33 Low Not Rated 1979 Fish and Wildlife Pond
Poe Dam Missouri Schuyler 33 Low Not Rated 1991 Grade Stabilization
SCS-Upper Muddy Boggy Creek Site-25 Oklahoma Hughes 33 Low Not Rated 1982 Flood Risk Reduction
Heinze Dam North Dakota Barnes 33 Low Not Rated 1966 Recreation
Eagle Lake Dam Oregon Union 33 Low Not Rated 1920 Irrigation

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.