Flook Dam
Key Takeaway
Flook Dam is classified as significant hazard in Michigan. It was completed in 1965 and is 61 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 12 ft (taller than 32.7% in MI) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 6.0K acre-ft |
| Normal Storage | 4.0K acre-ft |
| Surface Area | 769 acres |
| Drainage Area | 534 sq mi |
| Max Discharge | 7,880 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | MI00008 |
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
Washtenaw County WRC
Private
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What is the hazard classification of Flook Dam?
Flook 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 Flook Dam?
Flook Dam is owned by Washtenaw County WRC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Flook Dam built?
Flook Dam was completed in 1965, making it 61 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 Flook Dam?
Flook 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 Flook Dam?
Flook 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 Flook Dam last inspected?
Flook Dam was last inspected on September 18, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.