Coon Creek 18
Key Takeaway
Coon Creek 18 is classified as low hazard in Minnesota. It was completed in 1991 and is 35 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 8 ft (taller than 16.2% in MN) |
| Dam Length | 650 ft |
| Max Storage | 525 acre-ft |
| Drainage Area | 3 sq mi |
| Year Completed | 1991 (35 years old) |
| NID ID | MN01734 |
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
County of Lyon
Local Government
Nearby Dams
Coon Creek
Lyon, MN
Low Hazard 8 ftCoon Creek 28
Lyon, MN
Low Hazard 17 ftTwp Road 29
Lyon, MN
Low Hazard 19 ftCoon Creek 34
Lyon, MN
Low Hazard 14 ftTwp Road 163
Lyon, MN
Low Hazard 23 ftIsland Lake 22b
Lyon, MN
Low Hazard 33 ftShelburne 2
Lyon, MN
Low Hazard 21 ftTwp Road 87
Lincoln, MN
Low Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Coon Creek 18?
Coon Creek 18 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 Coon Creek 18?
Coon Creek 18 is owned by County of Lyon (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Coon Creek 18 built?
Coon Creek 18 was completed in 1991, making it 35 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 Coon Creek 18?
Coon Creek 18 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Coon Creek 18?
Coon Creek 18 has a dam height of 8 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 Coon Creek 18 last inspected?
Coon Creek 18 was last inspected on August 24, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.