Hoister Lake Dam
Key Takeaway
Hoister Lake Dam is classified as low hazard in Michigan. It was completed in 1955 and is 71 years old. Its primary use is recreation.
Physical Details
| Dam Height | 15 ft (taller than 50.6% in MI) |
| Dam Length | 115 ft |
| Dam Type | Earth |
| Max Storage | 620 acre-ft |
| Normal Storage | 150 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 74 cfs |
| Year Completed | 1955 (71 years old) |
| NID ID | MI00329 |
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
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Low Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Hoister Lake Dam?
Hoister Lake 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 Hoister Lake Dam?
Hoister Lake Dam is owned by MDNR Fisheries (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hoister Lake Dam built?
Hoister Lake Dam was completed in 1955, making it 71 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 Hoister Lake Dam?
Hoister Lake 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 Hoister Lake Dam?
Hoister Lake Dam has a dam height of 15 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 Hoister Lake Dam last inspected?
Hoister Lake Dam was last inspected on July 16, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.