Lake Dubonnet Dam
Key Takeaway
Lake Dubonnet Dam is classified as low hazard in Michigan. It was completed in 1956 and is 70 years old. Its primary use is recreation.
Physical Details
| Dam Height | 13 ft (taller than 39.7% in MI) |
| Dam Length | 450 ft |
| Dam Type | Earth |
| Max Storage | 3.2K acre-ft |
| Normal Storage | 1.9K acre-ft |
| Surface Area | 645 acres |
| Drainage Area | 29 sq mi |
| Year Completed | 1956 (70 years old) |
| NID ID | MI00762 |
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
MDNR Fisheries
State Government
Nearby Dams
Grass Lake Dam
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Low Hazard 8 ftGeneral Growth Dam
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High Hazard 34 ftMeeuwenberg Dam
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High Hazard 42 ftUnion Street Dam
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High Hazard 21 ftCedar Lake Dam
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Significant Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Lake Dubonnet Dam?
Lake Dubonnet 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 Dubonnet Dam?
Lake Dubonnet Dam is owned by MDNR Fisheries (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Dubonnet Dam built?
Lake Dubonnet Dam was completed in 1956, making it 70 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 Dubonnet Dam?
Lake Dubonnet 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 Dubonnet Dam?
Lake Dubonnet Dam has a dam height of 13 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 Dubonnet Dam last inspected?
Lake Dubonnet Dam was last inspected on October 14, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.