Coon Creek 33
Key Takeaway
Coon Creek 33 is classified as high hazard in Wisconsin. It was completed in 1960 and is 66 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 46 ft (taller than 96.5% in WI) |
| Dam Length | 410 ft |
| Dam Type | Earth |
| Max Storage | 210 acre-ft |
| Normal Storage | 23 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 310 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | WI00365 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
La Crosse County
Local Government
Nearby Dams
Coon Creek 29
Monroe, WI
Low Hazard 34 ftCoon Creek 31
Monroe, WI
Low Hazard 36 ftCoon Creek 53
Monroe, WI
Low Hazard 43 ftCoon Creek 25
Monroe, WI
Low Hazard 38 ftCoon Creek 35
La Crosse, WI
Low Hazard 31 ftCoon Creek 24
Monroe, WI
Low Hazard 32 ftCoon Creek 23
Monroe, WI
Low Hazard 39 ftCoon Creek 21
Monroe, WI
Low Hazard 46 ftFrequently Asked Questions
What is the hazard classification of Coon Creek 33?
Coon Creek 33 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Coon Creek 33?
Coon Creek 33 is owned by La Crosse County (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Coon Creek 33 built?
Coon Creek 33 was completed in 1960, making it 66 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 33?
Coon Creek 33 serves the following purposes: Flood Risk Reduction, Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Coon Creek 33?
Coon Creek 33 has a dam height of 46 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 33 last inspected?
Coon Creek 33 was last inspected on September 22, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.