Gehrke Dam
Key Takeaway
Gehrke Dam is classified as significant hazard in Michigan. It was completed in 1913 and is 113 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 18 ft (taller than 63.6% in MI) |
| Dam Length | 150 ft |
| Dam Type | Earth |
| Max Storage | 60 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1913 (113 years old) |
| NID ID | MI00250 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Anmar Inc.
Private
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Low Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Gehrke Dam?
Gehrke Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Gehrke Dam?
Gehrke Dam is owned by Anmar Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gehrke Dam built?
Gehrke Dam was completed in 1913, making it 113 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 Gehrke Dam?
Gehrke Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Gehrke Dam?
Gehrke Dam has a dam height of 18 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 Gehrke Dam last inspected?
Gehrke Dam was last inspected on January 1, 1901. Inspection dates indicate when a formal review occurred, not the results of that inspection.