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 76–100 of 149
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Morristown Lake Corson County | 24 | 1938 | Significant | Not Rated |
| Mina Edmunds County | 32 | 1934 | Significant | Not Rated |
| Mcintosh Lake Corson County | 20 | 1910 | Significant | Not Rated |
| Mayer Dam Buffalo County | 28 | 1951 | Significant | Not Rated |
| Lathum Dam Faulk County | 22 | 1939 | Significant | Not Rated |
| Landis Dam Brule County | 16 | 1952 | Significant | Not Rated |
| Lake Wagner Dam Charles Mix County | 20 | 1938 | Significant | Not Rated |
| Labrecque Dam Brule County | 24 | 1946 | Significant | Not Rated |
| Krog Stockwater Dam Buffalo County | 29 | 1950 | Significant | Not Rated |
| Krogman #5 Mellette County | 30 | 1957 | Significant | Not Rated |
| Knippling Stockwater No. 5 Buffalo County | 20 | 1953 | Significant | Not Rated |
| Knippling Stockwater No. 4 Buffalo County | 18 | 1953 | Significant | Not Rated |
| Knippling Stockwater No.3 Buffalo County | 25 | 1958 | Significant | Not Rated |
| Knippling Stockwater No. 2 Buffalo County | 20 | 1954 | Significant | Not Rated |
| Klostergaard Clay County | 28 | 1967 | Significant | Not Rated |
| Kaupp Hereford Ranch 1 Gregory County | 28 | 1969 | Significant | Not Rated |
| J. Reed Meade County | 24 | 1964 | Significant | Not Rated |
| Jacquot Dam Bennett County | 25 | 1960 | Significant | Not Rated |
| Jackson Dam Corson County | 12 | 1981 | Significant | Not Rated |
| Hurley Potter County | 46 | 1933 | Significant | Not Rated |
| Howard Schmele Dam No.1 Butte County | 13 | 1950 | Significant | Not Rated |
| Holzwarth Dam Potter County | 25 | 1956 | Significant | Not Rated |
| Highway Dept. #3 Mellette County | 91 | 1970 | Significant | Not Rated |
| Highway Dept. #2 Mellette County | 60 | 1970 | Significant | Not Rated |
| Highway 44 #6 Mellette County | 102 | 1973 | Significant | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.