Lake Manitou Dam
Key Takeaway
Lake Manitou Dam is classified as low hazard in Michigan. It was completed in 1973 and is 53 years old. Its primary use is recreation.
Physical Details
| Dam Height | 12 ft (taller than 32.7% in MI) |
| Dam Length | 370 ft |
| Dam Type | Earth |
| Max Storage | 470 acre-ft |
| Normal Storage | 300 acre-ft |
| Surface Area | 80 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 520 cfs |
| Year Completed | 1973 (53 years old) |
| NID ID | MI00401 |
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
Lake Manitou Residents Association
Private
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Low Hazard 8 ftFrequently Asked Questions
What is the hazard classification of Lake Manitou Dam?
Lake Manitou Dam 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 Lake Manitou Dam?
Lake Manitou Dam is owned by Lake Manitou Residents Association (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Manitou Dam built?
Lake Manitou Dam was completed in 1973, making it 53 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 Lake Manitou Dam?
Lake Manitou Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lake Manitou Dam?
Lake Manitou Dam has a dam height of 12 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 Lake Manitou Dam last inspected?
Lake Manitou Dam was last inspected on August 8, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.