Sherman Mine Wastewater
Minnesota — St. Louis County — Dempsey Creek-TR
Location
| State | Minnesota |
| County | St. Louis |
| River | Dempsey Creek-TR |
| Coordinates | 47.48012, -92.82631 |
Physical Characteristics
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 3,200 ft |
| NID Storage | 115 acre-ft |
| Max Storage | 115 acre-ft |
| Surface Area | 196 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Fair |
| EAP Status | Not Required |
| Last Inspection | August 22, 2019 |
| Inspection Frequency | 8 |
Dam Information
| Year Completed | 1953 |
| Primary Purpose | Tailings |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | US Steel |
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.