Middle Mckinnsy
Key Takeaway
Middle Mckinnsy is classified as low hazard in Wisconsin. It was completed in 1988 and is 38 years old.
Physical Details
| Dam Height | 8 ft (taller than 5.5% in WI) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 70 acre-ft |
| Normal Storage | 70 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 60 cfs |
| Year Completed | 1988 (38 years old) |
| NID ID | WI12818 |
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
U.S. Department of Agriculture
Federal Government
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High Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Middle Mckinnsy?
Middle Mckinnsy 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 Middle Mckinnsy?
Middle Mckinnsy is owned by U.S. Department of Agriculture (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Middle Mckinnsy built?
Middle Mckinnsy was completed in 1988, making it 38 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
How tall is Middle Mckinnsy?
Middle Mckinnsy has a dam height of 8 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 Middle Mckinnsy last inspected?
Middle Mckinnsy was last inspected on April 11, 2012. Inspection dates indicate when a formal review occurred, not the results of that inspection.