Wabana Lake
Key Takeaway
Wabana Lake is classified as low hazard in Minnesota. It was completed in 1940 and is 86 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 7 ft (taller than 8.5% in MN) |
| Dam Length | 81 ft |
| Dam Type | Gravity |
| Max Storage | 121.0K acre-ft |
| Normal Storage | 105.0K acre-ft |
| Surface Area | 2,186 acres |
| Drainage Area | 42 sq mi |
| Max Discharge | 2,530 cfs |
| Year Completed | 1940 (86 years old) |
| NID ID | MN00077 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
MNDNR
State Government
Nearby Dams
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Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Wabana Lake?
Wabana Lake is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Wabana Lake?
Wabana Lake is owned by MNDNR (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Wabana Lake built?
Wabana Lake was completed in 1940, making it 86 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Wabana Lake?
Wabana Lake serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Wabana Lake?
Wabana Lake has a dam height of 7 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Wabana Lake last inspected?
Wabana Lake was last inspected on August 1, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.