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 2151–2175 of 2,306
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Bill Lindskou Corson County | 19 | 1970 | Low | Not Rated |
| Bill Burtz 1 Tripp County | 28 | 1946 | Low | Not Rated |
| Big Sioux River Skunk Creek Minnehaha County | 24 | 2010 | Low | Not Rated |
| Big Dam Fall River County | 28 | 1964 | Low | Not Rated |
| Bietelspacher Dam Walworth County | 16 | 2011 | Low | Not Rated |
| Bien South Wetland Dam Marshall County | 10 | 2003 | Low | Not Rated |
| Bien Dam No. 2 Marshall County | 9 | 2010 | Low | Not Rated |
| Bien Dam Marshall County | 17 | 2006 | Low | Not Rated |
| Bh Rc&D Grade Structure Bh Ca-305.3-La Lawrence County | 50 | 1976 | Low | Not Rated |
| Bhif Dam Fall River County | 13 | 1945 | Low | Not Rated |
| B. Helleckson Meade County | 27 | 1939 | Low | Not Rated |
| Bettcher Number 1 Mellette County | 29 | 1965 | Low | Not Rated |
| Besler Dam No. 6 Perkins County | 16 | 2010 | Low | Not Rated |
| Besler Dam No. 5 Perkins County | 22 | 2001 | Low | Not Rated |
| Besler Dam No. 4 Perkins County | 22 | 2000 | Low | Not Rated |
| Besler Dam No. 3 Perkins County | 20 | 2000 | Low | Not Rated |
| Besler Dam No.1 Perkins County | 23 | 2000 | Low | Not Rated |
| Besler Dam #2 Perkins County | 16 | 1960 | Low | Not Rated |
| Beryl Veal Perkins County | 18 | 1959 | Low | Not Rated |
| Beryl Veal Perkins County | 14 | 1949 | Low | Not Rated |
| Bert Thompson No.1 Fall River County | 19 | 1960 | Low | Not Rated |
| Bernard Stoeser Stanley County | 17 | 1949 | Low | Not Rated |
| Bergner Dam 1 Brule County | 32 | 1949 | Low | Not Rated |
| Bergner Dam Brule County | 32 | 1949 | Low | Not Rated |
| Bergeson Dam Stanley County | 18 | 2008 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.