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 626–650 of 2,306
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Floyd Cooper Harding County | 17 | 1954 | Low | Not Rated |
| Floyd Hall Perkins County | 22 | 1957 | Low | Not Rated |
| Floyd Sletto Lyman County | 31 | 1972 | Low | Not Rated |
| Floyd Strong Meade County | 19 | 1950 | Low | Not Rated |
| F. Macijewske Dewey County | 22 | 1938 | Low | Not Rated |
| F. Miller Ziebach County | 23 | 1938 | Low | Not Rated |
| Fordham Dam Clark County | 14 | 1941 | Low | Not Rated |
| Fortune Dam Haakon County | 14 | 1952 | Low | Not Rated |
| Fortune Dam Pennington County | 15 | 1974 | Low | Not Rated |
| Foster Dam Todd County | 14 | 2015 | Low | Not Rated |
| Foster Number 1 Jones County | 28 | 1953 | Low | Not Rated |
| Foster Number 2 Jones County | 29 | 1955 | Low | Not Rated |
| Foster Number 3 Jones County | 25 | 1957 | Low | Not Rated |
| Foster Number 4 Jones County | 31 | 1952 | Low | Not Rated |
| Fox Irrigation Dam Harding County | 23 | 1959 | Low | Not Rated |
| Francis Chaffee Dam No.1 Meade County | 23 | 1957 | Low | Not Rated |
| Francis Veal Perkins County | 16 | 1955 | Low | Not Rated |
| Frank Anderson Pennington County | 15 | 1958 | Low | Not Rated |
| Frank Gebracht Perkins County | 19 | 1959 | Low | Not Rated |
| Frank Hayes Hughes County | 11 | 1937 | Low | Not Rated |
| Frank Kraft Corson County | 30 | 1968 | Low | Not Rated |
| Frank-Ruby Perkins County | 25 | 1955 | Low | Not Rated |
| Frantz Farms 3 Tripp County | 30 | 1964 | Low | Not Rated |
| Frantz Farms 4 Tripp County | 29 | 1965 | Low | Not Rated |
| Fraser Aurora County | 20 | 1934 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.