Tailings Dams in South Dakota
South Dakota has 1 tailings dams, of which 1 carry a high hazard classification. Tailings dams contain waste material from mining operations — typically a slurry of finely ground rock left over after valuable minerals have been extracted.
| # | Dam | County | Height (ft) | Hazard | Condition | Year |
|---|---|---|---|---|---|---|
| 1 | Grizzly Gulch Tailings Dam | Lawrence | 380 | High | Satisfactory | 1998 |