Stillwell
Key Takeaway
Stillwell is classified as low hazard in Wisconsin. It was completed in 1944 and is 82 years old. Its primary use is recreation.
Physical Details
| Dam Length | 240 ft |
| Dam Type | Earth |
| Max Storage | 61 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 4 acres |
| Year Completed | 1944 (82 years old) |
| NID ID | WI12791 |
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
Fort Mccoy
Federal Government
Nearby Dams
East Sparta
Monroe, WI
Significant Hazard 12 ftEast Silver
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Low Hazard 19 ftSuukjak Sep
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Significant Hazard 24 ftSwamp Pond
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Low HazardAlder Lake
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Low Hazard 13 ftTomah Lake
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High Hazard 16 ftAngelo Dam
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Low Hazard 20 ftTri Creek Number One
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High Hazard 57 ftFrequently Asked Questions
What is the hazard classification of Stillwell?
Stillwell 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 Stillwell?
Stillwell is owned by Fort Mccoy (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Stillwell built?
Stillwell was completed in 1944, making it 82 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 Stillwell?
Stillwell serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Stillwell last inspected?
Stillwell was last inspected on July 29, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.