Paper Mill
Key Takeaway
Paper Mill is classified as low hazard in Wisconsin. It was completed in 1865 and is 161 years old. Its primary use is recreation.
Physical Details
| Dam Height | 14 ft (taller than 40.1% in WI) |
| Dam Length | 910 ft |
| Dam Type | Gravity |
| Max Storage | 382 acre-ft |
| Normal Storage | 160 acre-ft |
| Surface Area | 33 acres |
| Drainage Area | 143 sq mi |
| Max Discharge | 3,500 cfs |
| Year Completed | 1865 (161 years old) |
| NID ID | WI00280 |
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
City Of Sparta
Local Government
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High Hazard 57 ftFrequently Asked Questions
What is the hazard classification of Paper Mill?
Paper Mill 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 Paper Mill?
Paper Mill is owned by City Of Sparta (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Paper Mill built?
Paper Mill was completed in 1865, making it 161 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 Paper Mill?
Paper Mill 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 Paper Mill?
Paper Mill has a dam height of 14 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 Paper Mill last inspected?
Paper Mill was last inspected on January 13, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.