South Fork Impoundment
South Dakota — Perkins County — N.FORK-S.FORK-GRAND RIVER
Location
| State | South Dakota |
| County | Perkins |
| River | N.FORK-S.FORK-GRAND RIVER |
| Coordinates | 45.66600, -102.54440 |
Physical Characteristics
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 675 ft |
| NID Storage | 148 acre-ft |
| Max Storage | 87 acre-ft |
| Surface Area | 21 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | October 20, 2017 |
| Inspection Frequency | 10 |
Dam Information
| Year Completed | 1992 |
| Primary Purpose | Fish and Wildlife Pond |
| Dam Type | Earth |
| Owner Type | Federal |
| Owner | USDA FS |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.