Dams in Dewey County, South Dakota
105Total Dams
2High Hazard
0Significant
Dam Safety in Dewey County, South Dakota
Dewey County has 105 dams tracked in the National Inventory of Dams. Of these, 2 are classified as high hazard — meaning failure would probably cause loss of human life.
The average dam in Dewey County is 75 years old. The most common purpose is fire protection, stock, or small fish pond. The tallest dam is G. French Homestead at 42 ft.
Explore more: Oldest dams in South Dakota · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Brueschke Dam | High | Fair | 31 | Recreation | 1933 |
| Isabel | High | Fair | 30 | Recreation | 1935 |
| G. French Homestead | Low | 42 | Fire Protection, Stock, Or Small Fish Pond | 1948 | |
| Little Moreau #2 | Low | 42 | Fish and Wildlife Pond | 1960 | |
| D. Booth | Low | 32 | Fire Protection, Stock, Or Small Fish Pond | 1938 | |
| Timber Lake Cattle Co 3 | Low | 32 | Fire Protection, Stock, Or Small Fish Pond | 1970 | |
| Oleary Ranch 1 | Low | 31 | Fire Protection, Stock, Or Small Fish Pond | 1969 | |
| R. Berndt | Low | 30 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| R. Schrempp | Low | 30 | Fire Protection, Stock, Or Small Fish Pond | 1961 | |
| L. Koch | Low | 30 | Fire Protection, Stock, Or Small Fish Pond | 1957 | |
| Little Moreau #1 | Low | 30 | Recreation | 1933 | |
| J. Reich No.2 | Low | 29 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| Thorstensen 2 | Low | 28 | Fire Protection, Stock, Or Small Fish Pond | 1972 | |
| J. Reich No.1 | Low | 28 | Fire Protection, Stock, Or Small Fish Pond | 1948 | |
| Vern Long | Low | 27 | Fire Protection, Stock, Or Small Fish Pond | 1971 | |
| R. Bartels No.1 | Low | 27 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| Thorstensen 1 | Low | 26 | Fire Protection, Stock, Or Small Fish Pond | 1968 | |
| M.a. Curtis | Low | 26 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| Rock Cowan No. 1 | Low | 26 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| Hazel Miller No.1 | Low | 26 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| Jean Simon No.1 | Low | 26 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| Clausen Dam | Low | 26 | Fish and Wildlife Pond | 2002 | |
| Thorstensen 3 | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1969 | |
| John Meginess | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1949 | |
| H. Hulm | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1938 | |
| M.a. Curtis | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1955 | |
| Mike Welder | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1973 | |
| Rock Cowan No. 4 | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1964 | |
| G&j Heck No.2 | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1954 | |
| G & J Heck No.2 | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1954 | |
| Red Earth Grazing Assn. | Low | 25 | Fire Protection, Stock, Or Small Fish Pond | 1946 | |
| Dan Gray No. 3 | Low | 25 | Fish and Wildlife Pond | 1955 | |
| D. Woddell | Low | 24 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| F. Curtis | Low | 24 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| G.p. Joens | Low | 24 | Fire Protection, Stock, Or Small Fish Pond | 1941 | |
| C. Peterson No.1 | Low | 24 | Fire Protection, Stock, Or Small Fish Pond | 1945 | |
| Ray Haberman Sr No.1 | Low | 24 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| I. Molstad | Low | 23 | Fire Protection, Stock, Or Small Fish Pond | 1969 | |
| Oleary Ranch 2 | Low | 23 | Fire Protection, Stock, Or Small Fish Pond | 1969 | |
| G. Holloway | Low | 23 | Fire Protection, Stock, Or Small Fish Pond | 1936 | |
| Brooks Dam | Low | 23 | Fish and Wildlife Pond | 2001 | |
| F. Macijewske | Low | 22 | Fire Protection, Stock, Or Small Fish Pond | 1938 | |
| H. Chamberlin | Low | 22 | Fire Protection, Stock, Or Small Fish Pond | 1966 | |
| H. Lesmeister | Low | 22 | Fire Protection, Stock, Or Small Fish Pond | 1937 | |
| C. Peterson No.3 | Low | 22 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| Rock Cowan No.3 | Low | 22 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| D. Booth No.3 | Low | 22 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| C.j. Larson No.1 | Low | 22 | Fire Protection, Stock, Or Small Fish Pond | 1945 | |
| Dewberry Dam | Low | 22 | Recreation | 1937 | |
| M. Schremp | Low | 21 | Fire Protection, Stock, Or Small Fish Pond | 1961 | |
| Glen Holloway | Low | 21 | Fire Protection, Stock, Or Small Fish Pond | 1947 | |
| P. Garr | Low | 21 | Fire Protection, Stock, Or Small Fish Pond | 1972 | |
| Dick Simon No.1 | Low | 21 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| Ray Haberman Sr No.2 | Low | 21 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| A. Lee | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1954 | |
| Garr | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1942 | |
| Jones | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1955 | |
| Don Farlee | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1938 | |
| Rubendall | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1958 | |
| D. Counting | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| F. Joens | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| Gail Vrooman | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| R. Hepper | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1970 | |
| B. Curtis | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1955 | |
| H. Holm | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1958 | |
| John Gesinger No.1 | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| Joe Gesinger No.1 | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| D. Booth No.2 | Low | 20 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| B. Schuh | Low | 19 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| O. Jewett | Low | 19 | Fire Protection, Stock, Or Small Fish Pond | 1936 | |
| H. Harrison | Low | 19 | Fire Protection, Stock, Or Small Fish Pond | 1952 | |
| J. Reichert | Low | 19 | Fire Protection, Stock, Or Small Fish Pond | 1963 | |
| S. Tidball | Low | 19 | Fire Protection, Stock, Or Small Fish Pond | 1948 | |
| C. Peterson No.2 | Low | 19 | Fire Protection, Stock, Or Small Fish Pond | 1956 | |
| R. Clark No.1 | Low | 19 | Fire Protection, Stock, Or Small Fish Pond | 1946 | |
| Rock Cowan No.2 | Low | 19 | Fire Protection, Stock, Or Small Fish Pond | 1951 | |
| W.f. Collins | Low | 19 | Fire Protection, Stock, Or Small Fish Pond | 1937 | |
| Merkel | Low | 18 | Fire Protection, Stock, Or Small Fish Pond | 1941 | |
| School Land | Low | 18 | Fire Protection, Stock, Or Small Fish Pond | 1939 | |
| John Holloway | Low | 18 | Fire Protection, Stock, Or Small Fish Pond | 1945 | |
| Stradinger No.1 | Low | 18 | Fire Protection, Stock, Or Small Fish Pond | 1941 | |
| G. Boldt | Low | 18 | Fire Protection, Stock, Or Small Fish Pond | 1958 | |
| W. Scholl | Low | 18 | Fire Protection, Stock, Or Small Fish Pond | 1938 | |
| Maciejewski #2 | Low | 18 | Fire Protection, Stock, Or Small Fish Pond | 1952 | |
| B. Oleary | Low | 18 | Fire Protection, Stock, Or Small Fish Pond | 1945 | |
| Little Moreau #3 | Low | 18 | Fish and Wildlife Pond | 1960 | |
| Hand | Low | 17 | Fire Protection, Stock, Or Small Fish Pond | 1946 | |
| Glen Bringman | Low | 17 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| G. Hand | Low | 17 | Fire Protection, Stock, Or Small Fish Pond | 1937 | |
| Louis Lesmeister | Low | 16 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| Fred Joens | Low | 16 | Fire Protection, Stock, Or Small Fish Pond | 1941 | |
| M. Webb | Low | 16 | Fire Protection, Stock, Or Small Fish Pond | 1947 | |
| D. Schrempp | Low | 16 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| Firesteel Gpa Dam | Low | 16 | Fish and Wildlife Pond | 2010 | |
| School Land | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1938 | |
| Kerstiens | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1935 | |
| Oleary | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1945 | |
| C. Peterson No.4 | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1940 | |
| P. Stradinger No.2 | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1938 | |
| G&j Heck No.1 | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1937 | |
| R. Kinning | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1942 | |
| H. C. Seymore Est | Low | 15 | Fire Protection, Stock, Or Small Fish Pond | 1950 | |
| M. Webb | Low | 13 | Fire Protection, Stock, Or Small Fish Pond | 1946 | |
| R. Clark No.2 | Low | 12 | Fire Protection, Stock, Or Small Fish Pond | 1947 | |
| R. Clark No.3 | Low | 11 | Fire Protection, Stock, Or Small Fish Pond | 1948 |