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 376–400 of 2,541
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Cliff Fees Jackson County | 14 | 1948 | Low | Not Rated |
| Clifford Seidel Perkins County | 18 | 1951 | Low | Not Rated |
| C Little Wounded Ziebach County | 20 | 1949 | Low | Not Rated |
| C Mccormick Dam Todd County | 16 | 1946 | Low | Not Rated |
| C. Mcgillvrey Hand County | 27 | 1960 | Low | Not Rated |
| C. Mraz Ziebach County | 13 | 1951 | Low | Not Rated |
| C. Nuzum No.1 Meade County | 16 | 1946 | Low | Not Rated |
| C. Nuzum No.2 Meade County | 21 | 1949 | Low | Not Rated |
| Cnv Ranch Number 1 Jones County | 25 | 1953 | Low | Not Rated |
| Coal Springs Dam Perkins County | 31 | 1934 | Low | Not Rated |
| Cold Brook Dam Fall River County | 130 | 1953 | High | Not Available |
| Cold Creek Dam Fall River County | 15 | 1943 | Significant | Not Rated |
| Cole Dam Perkins County | 25 | 1934 | Low | Not Rated |
| Collins Dam Meade County | 21 | 1949 | Low | Not Rated |
| Collins Dam Ziebach County | 32 | 2000 | Low | Not Rated |
| Collins No.1 Harding County | 23 | 1959 | Low | Not Rated |
| Collins No.2 Harding County | 21 | 1950 | Low | Not Rated |
| Columbia Road Dam Brown County | 11 | 1939 | Low | Fair |
| Comp Dam Lyman County | 18 | 1994 | Low | Not Rated |
| Cone Dam Lyman County | 14 | 2013 | Low | Not Rated |
| Cooper Dam McCook County | 21 | 1997 | Low | Not Rated |
| Cope Dam Fall River County | 27 | 1941 | Low | Not Rated |
| Copeland Dam Todd County | 24 | 1973 | Low | Not Rated |
| Corn Creek Mellette County | 20 | — | High | Unsatisfactory |
| Cortney Dam Fall River County | 20 | 1999 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.