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
J. Chlecq Dam South Dakota Fall River 26 Low — 1955 Fire Protection, Stock, Or ...
Adrian #2 South Dakota Mellette 26 Low — 1956 Fire Protection, Stock, Or ...
Jim Schuyler 3 South Dakota Tripp 26 Low — 1964 Fire Protection, Stock, Or ...
Krogman No. 2 South Dakota Mellette 26 Low — 1962 Fire Protection, Stock, Or ...
White River Grazing Assoc. No.1 South Dakota Mellette 26 Low — 1960 Fire Protection, Stock, Or ...
M.A. Curtis South Dakota Dewey 26 Low — 1950 Fire Protection, Stock, Or ...
Sandy Number 2 South Dakota Jones 26 Low — 1956 Fire Protection, Stock, Or ...
Dykstra Number 2 South Dakota Jones 26 Low — 1956 Fire Protection, Stock, Or ...
Olson Ranches INC. #14 South Dakota Jones 26 Low — 1979 Fire Protection, Stock, Or ...
Olson No. 1 South Dakota Mellette 26 Low — 1962 Fire Protection, Stock, Or ...
Hurst Number 2 South Dakota Jones 26 Low — 1955 Fire Protection, Stock, Or ...
Harold Hedstron South Dakota Perkins 26 Low — 1954 Fire Protection, Stock, Or ...
Krogman No.1 South Dakota Mellette 26 Low — 1963 Fire Protection, Stock, Or ...
Iwan O.M. Number 1 South Dakota Mellette 26 Low — 1970 Fire Protection, Stock, Or ...
Sd Noname 164 South Dakota Jackson 26 Low — 1950 Fire Protection, Stock, Or ...
Novey Joe Number 1 South Dakota Mellette 26 Low — 1963 Fire Protection, Stock, Or ...
Iverson #1 South Dakota Jones 26 Low — 1953 Fire Protection, Stock, Or ...
Rock Cowan No. 1 South Dakota Dewey 26 Low — 1950 Fire Protection, Stock, Or ...
M. Matthews South Dakota Ziebach 26 Low — 1941 Fire Protection, Stock, Or ...
Eastern Grazing Assn No. 5 South Dakota Campbell 26 Low — 1965 Fire Protection, Stock, Or ...
Sd Noname 257 South Dakota Haakon 26 Low — 1960 Fire Protection, Stock, Or ...
Sd Noname 232 South Dakota Harding 26 Low — 1960 Fire Protection, Stock, Or ...
Hunt #1 South Dakota Jones 26 Low — 1954 Fire Protection, Stock, Or ...
Chief Dam South Dakota Oglala Lakota 26 Low — 1960 Fire Protection, Stock, Or ...
Gale Grazing Assn No. 1 South Dakota Campbell 26 Low — 1956 Fire Protection, Stock, Or ...
Bachelor No. 1 South Dakota Mellette 26 Low — 1971 Fire Protection, Stock, Or ...
Mandernach & Carlson South Dakota Ziebach 26 Low — 1947 Fire Protection, Stock, Or ...
Herman Number 17 South Dakota Jones 26 Low — 1958 Fire Protection, Stock, Or ...
Hix #2 South Dakota Jones 26 Low — 1959 Fire Protection, Stock, Or ...
Mollman Dam South Dakota Perkins 26 Low — 2002 Fish and Wildlife Pond
Hazel Miller No.1 South Dakota Dewey 26 Low — 1950 Fire Protection, Stock, Or ...
Alvin Horman South Dakota Stanley 26 Low — 1960 Fire Protection, Stock, Or ...
Jay A. Lake No.2 South Dakota Potter 26 Low — 1948 Fire Protection, Stock, Or ...
Krogman No.5 South Dakota Mellette 26 Low — 1954 Fire Protection, Stock, Or ...
Bonita Springs Lake South Dakota Meade 26 Low — 1935 Recreation
Jim'S Creek Dam South Dakota Harding 26 Low — 2003 Fish and Wildlife Pond
Perault Number 2 South Dakota Jones 26 Low — 1956 Fire Protection, Stock, Or ...
Dykstra Number 5 South Dakota Jones 26 Low — 1964 Fire Protection, Stock, Or ...
Wolf Dam South Dakota Lake 26 Low — 2009 Fish and Wildlife Pond
Rahn Number 3 South Dakota Jones 26 Low — 1962 Fire Protection, Stock, Or ...
Chris Mehloff South Dakota Corson 26 Low — 1950 Fire Protection, Stock, Or ...
Huston Number South Dakota Jones 26 Low — 1957 Fire Protection, Stock, Or ...
Rae Number 3 South Dakota Jones 26 Low — 1958 Water Supply
Vesely No.2 South Dakota Mellette 26 Low — 1966 Fire Protection, Stock, Or ...
Carl Kannolt Dam South Dakota Fall River 26 Low — 1960 Fire Protection, Stock, Or ...
Bork Number 1 South Dakota Jones 26 Low — 1959 Fire Protection, Stock, Or ...
Archie Millard #2 South Dakota Lyman 26 Low — 1968 Fire Protection, Stock, Or ...
Ambur No.1 South Dakota Mellette 26 Low — 1968 Fire Protection, Stock, Or ...
Gibbons No. 4 South Dakota Brookings 26 Low — 2000 Fish and Wildlife Pond
Olson Ranch INC. #6 South Dakota Jones 26 Low — 1959 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.