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
SCS-Long Branch Creek Site-03 Oklahoma Payne 41 Low Not Rated 1955 Flood Risk Reduction
Farmers Creek WS SCS Debris Basin 117 Texas Montague 41 Low Not Rated 1975 Flood Risk Reduction
Mud Creek Subwatershed Site 15-2 Iowa Plymouth 41 Low Not Rated 1973 Fire Protection, Stock, Or ...
Lower Crystal Lake Dam Georgia DeKalb 41 Undetermined Not Rated 1954 Recreation
SCS-Upper Muddy Boggy Creek Site-24 Oklahoma Hughes 41 Low Not Rated 1982 Flood Risk Reduction
Wyllies Dam Virginia Fluvanna 41 Undetermined Not Rated — Irrigation
Salacoa Creek Watershed Structure No. 95 Georgia Cherokee 41 Low Not Rated 1975 Flood Risk Reduction
SCS-Bear Creek Site-014 Oklahoma Custer 41 Low Not Rated 1969 Flood Risk Reduction
Andersons Dam Virginia Fluvanna 41 Undetermined Not Rated — Irrigation
Harris Saunders Dam Alabama Chilton 41 Low Not Rated 1974 Fish and Wildlife Pond
Troublesome Creek Watershed Dam S- 78 Missouri Lewis 41 Low Not Rated 1994 Flood Risk Reduction
North Fork Broad River WS Str # 2 Georgia Stephens 41 Low Not Rated 1955 Flood Risk Reduction
Lake Fox Alabama Geneva 41 Low Not Rated 1953 Recreation
Mill Picayune Watershed Site M-33-2 Iowa Crawford 41 Low Not Rated 1993 Fire Protection, Stock, Or ...
Mc Call Subwatershed Site 30-1 Iowa Monona 41 Low Not Rated 1963 Fire Protection, Stock, Or ...
Upper Locust Creek R- 24 Missouri Sullivan 41 Low Not Rated 2007 Flood Risk Reduction
Sister Grove Creek WS SCS Site 22 Dam Texas Grayson 41 Low Not Rated 1958 Flood Risk Reduction
SCS-Caney Coon Creek Site-3 Oklahoma Coal 41 Low Not Rated 1968 Flood Risk Reduction
Dutch Hollow Subwatershed Site 1a-1 Iowa Woodbury 41 Low Not Rated 1991 Fire Protection, Stock, Or ...
Lower Plum Creek WS SCS Site 34 Dam Texas Caldwell 41 High Not Rated 1965 Flood Risk Reduction
SCS-Lower Black Bear Creek Site-27 Oklahoma Pawnee 41 Low Not Rated 1975 Flood Risk Reduction
Apache Lake Dam Texas Travis 41 High Not Rated 1969 Recreation
Clemens Reservoir Oregon Harney 41 Low Not Rated 1967 Recreation
Jetters Chapel Mountain Dam Virginia Bedford 41 Undetermined Not Rated —
Loyds Pond Dam South Carolina Pickens 41 High Not Rated 1972 Recreation
SCS-Quartermaster Creek Site-16 Oklahoma Roger Mills 41 Low Not Rated 1962 Flood Risk Reduction
Cow Bayou WS SCS Site 22 Dam Texas McLennan 41 Low Not Rated 1964 Flood Risk Reduction
Lloyd Pond Dam Virginia Albemarle 41 Undetermined Not Rated — Recreation
North Creek WS SCS Site 15 Dam Texas Jack 41 Low Not Rated 1970 Flood Risk Reduction
Wallin Pond Lake Dam Georgia Dade 41 Low Not Rated — Recreation
SCS-Barnitz Creek Site-007 Oklahoma Dewey 41 Low Not Rated 1957 Flood Risk Reduction
Salmon Creek Reservoir Oregon Baker 41 Significant Not Rated 1984 Irrigation
Tewaukon WS T-2 North Dakota Sargent 41 Low Not Rated 1965 Flood Risk Reduction
Schlensig Dam Iowa Crawford 41 Low Not Rated 1970 Fire Protection, Stock, Or ...
Koski Dam Iowa Harrison 41 Low Not Rated 2011 Flood Risk Reduction
Mortenson Subwatershed Sta99+92 Main Iowa Cherokee 41 Low Not Rated 1950 Fire Protection, Stock, Or ...
Upper Washita River WS SCS Site 24 Dam Texas Hemphill 41 Low Not Rated 1961 Flood Risk Reduction
Ne Trib Leon River WS SCS Site 22 Dam Texas Comanche 41 Low Not Rated 1966 Flood Risk Reduction
Leroy Penry Oklahoma Roger Mills 41 Low Not Rated 1998 Other
Upper Bosque River WS SCS Site 22 Dam Texas Erath 41 Low Not Rated 1968 Flood Risk Reduction
Spackman, Terry Utah Cache 41 Low Not Rated — Irrigation
Willow Creek Dam Oklahoma Sequoyah 41 Low Not Rated — Fish and Wildlife Pond
Powers Dam Iowa Mills 41 Low Not Rated 1960 Fire Protection, Stock, Or ...
Big Park Watershed Site A-3 Iowa Crawford 41 Low Not Rated 1970 Fire Protection, Stock, Or ...
Shechi Lake Alabama Chilton 41 Significant Not Rated 1965 Recreation
Lake Florence Dam Georgia Harris 41 Low Not Rated 1935 Recreation
Nelson County Dam #2 Virginia Nelson 41 Undetermined Not Rated —
Simon Run Watershed Site 4-2 Iowa Pottawattamie 41 Low Not Rated 1976 Fire Protection, Stock, Or ...
Cord Subwatershed M-7234 Iowa Woodbury 41 Low Not Rated 1957 Fire Protection, Stock, Or ...
Reinert Dam Iowa Mills 41 Low Not Rated 1998 Fire Protection, Stock, Or ...

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.