South Fork Impoundment
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Perkins |
| Nearest City | SHADEHILL |
| River/Stream | N.FORK-S.FORK-GRAND RIVER |
| Coordinates | 45.66600, -102.54440 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 675 ft |
| Year Completed | 1992 (34 years old) |
Storage & Hydraulics
| NID Storage | 148 acre-ft |
| Max Storage | 87 acre-ft |
| Normal Storage | 148 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 6 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | USDA FS |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 10/20/2017 |
| Emergency Action Plan | Not Required |