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 1126–1150 of 2,541
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Medenwald Wpa Marshall County | 13 | 1989 | Low | Not Rated |
| Meat Hook No.1 Harding County | 17 | 1958 | Low | Not Rated |
| Mcquistion West Dam Stanley County | 28 | 2004 | Low | Not Rated |
| Mcquistion East Dam Stanley County | 21 | 2004 | Low | Not Rated |
| Mcqueen Dam Aurora County | 12 | 2007 | Low | Not Rated |
| Mcluin Seymour Perkins County | 12 | 1940 | Low | Not Rated |
| Mcleod Dam Butte County | 30 | 1974 | Low | Not Rated |
| Mclaughlin Dam Tripp County | 18 | 1935 | Low | Not Rated |
| Mcintosh Lake Corson County | 20 | 1910 | Significant | Not Rated |
| Mcilravy Dam Haakon County | 20 | 1962 | Low | Not Rated |
| Mcgowan Dam Jerauld County | 17 | 2006 | Low | Not Rated |
| Mcgee Dam Corson County | 21 | 1934 | Low | Not Rated |
| Mcdaniel Dam Haakon County | 13 | 1958 | Low | Not Rated |
| Mccook Country Club Dam McCook County | 15 | 1988 | Low | Not Rated |
| Mcclellan Bros. Ziebach County | 25 | 1939 | Low | Not Rated |
| Mccasland and Schiller 4 Meade County | 32 | 1968 | Low | Not Rated |
| Mccasland and Schiller 3 Meade County | 25 | 1968 | Low | Not Rated |
| Mccasland and Schiller 2 Meade County | 17 | 1972 | Low | Not Rated |
| Mccasland and Schiller 1 Meade County | 29 | 1948 | Low | Not Rated |
| May & Sons, INC. Jackson County | 34 | 1978 | Low | Not Rated |
| May & Sons Dam Jackson County | 24 | 1979 | Low | Not Rated |
| Mayer Dam Buffalo County | 28 | 1951 | Significant | Not Rated |
| Mayer Dam Buffalo County | 19 | 2011 | Low | Not Rated |
| May Dam Jackson County | 24 | 1947 | Low | Not Rated |
| Mayberry Park Hyde County | 7 | 1952 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.