Crooked Lake Level Control Structure
Key Takeaway
Crooked Lake Level Control Structure is classified as low hazard in Michigan. It was completed in 1949 and is 77 years old. Its primary use is recreation.
Physical Details
| Dam Height | 18 ft (taller than 63.6% in MI) |
| Dam Length | 150 ft |
| Dam Type | Earth |
| Max Storage | 800 acre-ft |
| Normal Storage | 460 acre-ft |
| Surface Area | 66 acres |
| Drainage Area | 22 sq mi |
| Max Discharge | 1,240 cfs |
| Year Completed | 1949 (77 years old) |
| NID ID | MI00076 |
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
Montmorency Co. Drain Commissioner
Private
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Significant Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Crooked Lake Level Control Structure?
Crooked Lake Level Control Structure 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 Crooked Lake Level Control Structure?
Crooked Lake Level Control Structure is owned by Montmorency Co. Drain Commissioner (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Crooked Lake Level Control Structure built?
Crooked Lake Level Control Structure was completed in 1949, making it 77 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 Crooked Lake Level Control Structure?
Crooked Lake Level Control Structure 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 Crooked Lake Level Control Structure?
Crooked Lake Level Control Structure 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 Crooked Lake Level Control Structure last inspected?
Crooked Lake Level Control Structure was last inspected on September 13, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.