Spirit Lake St. Michael 1
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | North Dakota |
| County | Benson |
| Nearest City | St. Michael |
| River/Stream | Sheyenne River -TR |
| Coordinates | 48.02890, -98.82260 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 13 ft |
| Dam Length | 6,000 ft |
| Year Completed | 1987 (39 years old) |
Storage & Hydraulics
| NID Storage | 2,437,497 acre-ft |
| Max Storage | 2,437,497 acre-ft |
| Normal Storage | 1,262,130 acre-ft |
| Surface Area | 140,000 acres |
| Drainage Area | 3,322 sq mi |
| Max Discharge | 3,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | BIA |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/28/2024 |
| Emergency Action Plan | Yes |