South Dakota Dams
2,541 dams tracked by the National Inventory of Dams
Total Dams
2,541
High Hazard
86
3.4%
Poor / Unsatisfactory
34
Average Age
68 yrs
Hazard Classification
High86 (3.4%)
Significant149 (5.9%)
Low2,306 (90.8%)
Condition Assessment
Satisfactory9 (0.4%)
Fair41 (1.6%)
Poor / Unsatisfactory34 (1.3%)
Not Rated2,457 (96.7%)
Federal
158
State
171
Local
84
Private
2,125
Tallest Dams
- Grizzly Gulch Tailings Dam380 ft
- Oahe Dam245 ft
- Big Bend Dam205 ft
- Angostura Dam193 ft
- Deerfield Dam171 ft
High Hazard Dams
- Grizzly Gulch Tailings DamHigh
- Oahe DamHigh
- Big Bend DamHigh
- Angostura DamHigh
- Deerfield DamHigh
Poor Condition Dams
- OglalaUnsatisfactory
- MarindahlPoor
- Crow CreekPoor
- RichmondPoor
- Ghost HawkUnsatisfactory
All Dams in South Dakota
Showing 1751–1775 of 2,541
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Randall Rc&D Ca-66-Bh Bon Homme County | 39 | 1971 | Low | Not Rated |
| Randall Rc&D Ch-259-Bh Bon Homme County | 32 | 1983 | Low | Not Rated |
| Rank Dam Buffalo County | 40 | 1935 | High | Poor |
| Rankin Number 1 Jones County | 26 | 1963 | Low | Not Rated |
| Rankin Number 2 Jones County | 25 | 1963 | Low | Not Rated |
| Rasmussen No.1 Custer County | 30 | 1943 | Significant | Not Rated |
| Rassmussen #1 Mellette County | 24 | 1957 | Low | Not Rated |
| Rausch Dam Faulk County | 10 | 1999 | Low | Not Rated |
| Ravine Park Beadle County | 16 | 1938 | Significant | Not Rated |
| Ray E. Smith Dam Custer County | 18 | 1954 | Low | Not Rated |
| Ray Haberman Sr No.1 Dewey County | 24 | 1950 | Low | Not Rated |
| Ray Haberman Sr No.2 Dewey County | 21 | 1950 | Low | Not Rated |
| Ray Martinmaas Dam Hand County | 17 | 2022 | Low | Not Rated |
| Raymond Hanzlik Meade County | 18 | 1949 | Low | Not Rated |
| Raymond Meyer Perkins County | 14 | 1952 | Low | Not Rated |
| R. Bartels No.1 Dewey County | 27 | 1940 | Low | Not Rated |
| R. Berndt Dewey County | 30 | 1940 | Low | Not Rated |
| R. Bierman Ziebach County | 17 | 1948 | Low | Not Rated |
| R. Bierman No.2 Ziebach County | 22 | 1958 | Low | Not Rated |
| R. Clark No.1 Dewey County | 19 | 1946 | Low | Not Rated |
| R. Clark No.2 Dewey County | 12 | 1947 | Low | Not Rated |
| R. Clark No.3 Dewey County | 11 | 1948 | Low | Not Rated |
| R. Compton Meade County | 22 | 1962 | Low | Not Rated |
| Reaser Stock Dam Fall River County | 12 | 1945 | Low | Not Rated |
| Rebuild No.1 Harding County | 19 | 1948 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.