Merton Rolling Mill
Key Takeaway
Merton Rolling Mill is classified as high hazard in Wisconsin. It was completed in 1840 and is 186 years old. Its primary use is recreation. 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 | 10 ft (taller than 17.3% in WI) |
| Dam Length | 700 ft |
| Dam Type | Gravity |
| Max Storage | 168 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 38 acres |
| Drainage Area | 26 sq mi |
| Max Discharge | 504 cfs |
| Year Completed | 1840 (186 years old) |
| NID ID | WI00333 |
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
Village Of Merton
Local Government
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What is the hazard classification of Merton Rolling Mill?
Merton Rolling Mill 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 Merton Rolling Mill?
Merton Rolling Mill is owned by Village Of Merton (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Merton Rolling Mill built?
Merton Rolling Mill was completed in 1840, making it 186 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 Merton Rolling Mill?
Merton Rolling 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 Merton Rolling Mill?
Merton Rolling Mill has a dam height of 10 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 Merton Rolling Mill last inspected?
Merton Rolling Mill was last inspected on July 20, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.