Spirit Lake St. Michael 1
North Dakota — Benson County
Location
| State | North Dakota |
| County | Benson |
| Coordinates | 48.02890, -98.82260 |
Physical Characteristics
| NID Height | 22 ft |
| Dam Height | 13 ft |
| Dam Length | 6,000 ft |
| NID Storage | 2,437,497 acre-ft |
| Max Storage | 2,437,497 acre-ft |
| Surface Area | 140,000 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1987 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | — |
| Owner Type | — |
| Owner | BIA |
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.