Willow Springs Lake
Key Takeaway
Willow Springs Lake is classified as low hazard in Wisconsin. It was completed in 1966 and is 60 years old. Its primary use is recreation.
Physical Details
| Dam Height | 20 ft (taller than 60.1% in WI) |
| Dam Length | 1,940 ft |
| Dam Type | Gravity |
| Max Storage | 590 acre-ft |
| Normal Storage | 220 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 250 cfs |
| Year Completed | 1966 (60 years old) |
| NID ID | WI00444 |
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
SPRING BROOK WATERSHED LAKE MANAGEMENT DIST
Local Government
Nearby Dams
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Low Hazard 7 ftLake Beulah
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High Hazard 14 ftWambold
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Willow Springs Lake?
Willow Springs Lake 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 Willow Springs Lake?
Willow Springs Lake is owned by SPRING BROOK WATERSHED LAKE MANAGEMENT DIST (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Willow Springs Lake built?
Willow Springs Lake was completed in 1966, making it 60 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 Willow Springs Lake?
Willow Springs Lake 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 Willow Springs Lake?
Willow Springs Lake has a dam height of 20 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 Willow Springs Lake last inspected?
Willow Springs Lake was last inspected on February 10, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.