Browse Dams

2,549 dams in the National Inventory of Dams.

National Inventory of Dams

Browse 2,549 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
Eklund #4 South Dakota Mellette 29 Low — 1950 Fire Protection, Stock, Or ...
Wientjes Bros No.1 South Dakota Campbell 29 Low — 1971 Fire Protection, Stock, Or ...
Brost Number 4 South Dakota Jones 29 Low — 1963 Fire Protection, Stock, Or ...
J. Reich No.2 South Dakota Dewey 29 Low — 1950 Fire Protection, Stock, Or ...
Sully 2 South Dakota Todd 29 High Satisfactory 1935 Recreation
Krog Stockwater Dam South Dakota Buffalo 29 Significant — 1950 Fire Protection, Stock, Or ...
Hutchinson No. 3 South Dakota Mellette 29 Low — 1966 Fire Protection, Stock, Or ...
Bettcher Number 1 South Dakota Mellette 29 Low — 1965 Fire Protection, Stock, Or ...
Carl Gunner No.1 South Dakota Mellette 29 Low — 1960 Fire Protection, Stock, Or ...
Jay Lake South Dakota Potter 29 Low — 1946 Fire Protection, Stock, Or ...
Jacobs Dam South Dakota Moody 29 Low — 1987 Fish and Wildlife Pond
Baumfalk Dam South Dakota Bon Homme 29 Low — 2012 Irrigation
Sd Noname 141 South Dakota Jackson 29 Significant — 1960 Fire Protection, Stock, Or ...
Brakke Dam South Dakota Lyman 29 Significant — 1937 Recreation
Hollingsworth-Shaffer Ranch Dam South Dakota Stanley 29 Low — 2013 Fish and Wildlife Pond
Ferguson Dam South Dakota Haakon 29 Low — 1981 Fire Protection, Stock, Or ...
Hutchinson No. 1 South Dakota Mellette 29 Low — 1961 Fire Protection, Stock, Or ...
Waletich Dam South Dakota Roberts 29 Low — 2000 Fish and Wildlife Pond
Stromer Herman No.1 South Dakota Mellette 28 Low — 1963 Fire Protection, Stock, Or ...
Lyman Number 2 South Dakota Jones 28 Low — 1955 Fire Protection, Stock, Or ...
Dykstra Number 4 South Dakota Jones 28 Low — 1954 Fire Protection, Stock, Or ...
Thomas Number 3 South Dakota Jones 28 Low — 1959 Water Supply
Gutzman South Dakota Lake 28 Low — 1970 Fire Protection, Stock, Or ...
Werdel East Dam South Dakota Hand 28 Low — 2008 Irrigation
Owanka South Dakota Pennington 28 Low — 1935 Recreation
Sd Noname 277 South Dakota Haakon 28 Low — 1969 Fire Protection, Stock, Or ...
Dead Buffalo South Dakota Harding 28 Low — 1951 Fire Protection, Stock, Or ...
Bucholz Number 1 South Dakota Mellette 28 Low — 1966 Fire Protection, Stock, Or ...
Krogman Harold No.3 South Dakota Mellette 28 Low — 1962 Fire Protection, Stock, Or ...
Bennett Number 1 South Dakota Mellette 28 Low — 1963 Fire Protection, Stock, Or ...
Speckels Dam South Dakota Brule 28 Low — 1952 Fire Protection, Stock, Or ...
Baker Number 2 South Dakota Jones 28 Low — 1959 Fire Protection, Stock, Or ...
Merrill Karlen #1 South Dakota Lyman 28 Low — 1954 Fire Protection, Stock, Or ...
Rahn Number 2 South Dakota Jones 28 Low — 1962 Fire Protection, Stock, Or ...
Seefeldt Dam South Dakota Clark 28 Low — 1992 Fish and Wildlife Pond
M. Scism No.1 South Dakota Custer 28 Low — 1973 Irrigation
Gale Grazing Assn No. 2 South Dakota Campbell 28 Low — 1963 Fire Protection, Stock, Or ...
Baker Number 1 South Dakota Jones 28 Low — 1957 Fire Protection, Stock, Or ...
Brost Number 2 South Dakota Jones 28 Low — 1956 Fire Protection, Stock, Or ...
Gilliland Roy No.1 South Dakota Mellette 28 Low — 1960 Fire Protection, Stock, Or ...
W. Holmes No.1 South Dakota Ziebach 28 Low — 1963 Fire Protection, Stock, Or ...
Herman Number 20 South Dakota Jones 28 Low — 1960 Fire Protection, Stock, Or ...
Ed Berens Dam South Dakota Walworth 28 Low — 1950 Fire Protection, Stock, Or ...
Sheriff (Nid) South Dakota Jones 28 Low Not Rated 1938 Fire Protection, Stock, Or ...
Stewart South Dakota Clay 28 Low — 1971 Fish and Wildlife Pond
Joe Schomer 1 South Dakota Stanley 28 Low — 1970 Fire Protection, Stock, Or ...
Stoeser No. 7 South Dakota Stanley 28 Low — 2010 Fire Protection, Stock, Or ...
Tom Gabbert South Dakota Perkins 28 Low — 1957 Fire Protection, Stock, Or ...
Hutchinson No. 2 South Dakota Mellette 28 Low — 1967 Fire Protection, Stock, Or ...
Klostergaard South Dakota Clay 28 Significant — 1967 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.