Merillan Mills
Key Takeaway
Merillan Mills is classified as low hazard in Wisconsin. It was completed in 1907 and is 119 years old. Its primary use is recreation.
Physical Details
| Dam Height | 23 ft (taller than 67% in WI) |
| Dam Length | 250 ft |
| Dam Type | Gravity |
| Max Storage | 170 acre-ft |
| Normal Storage | 76 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 45 sq mi |
| Max Discharge | 2,750 cfs |
| Year Completed | 1907 (119 years old) |
| NID ID | WI00045 |
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
VILLAGE OF MERRILLAN
Local Government
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What is the hazard classification of Merillan Mills?
Merillan Mills 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 Merillan Mills?
Merillan Mills is owned by VILLAGE OF MERRILLAN (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Merillan Mills built?
Merillan Mills was completed in 1907, making it 119 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 Merillan Mills?
Merillan Mills 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 Merillan Mills?
Merillan Mills has a dam height of 23 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 Merillan Mills last inspected?
Merillan Mills was last inspected on July 25, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.