Willow Wood Lake Dam
Key Takeaway
Willow Wood Lake Dam is classified as low hazard in Illinois. It was completed in 2003 and is 23 years old. Its primary use is recreation.
Physical Details
| Dam Height | 36 ft (taller than 78.2% in IL) |
| Dam Length | 580 ft |
| Dam Type | Earth |
| Max Storage | 214 acre-ft |
| Normal Storage | 141 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 59 cfs |
| Year Completed | 2003 (23 years old) |
| NID ID | IL50465 |
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
WILLOWWOOD LAKE STEERING COMMITTEE
Private
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Low Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Willow Wood Lake Dam?
Willow Wood Lake Dam 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 Wood Lake Dam?
Willow Wood Lake Dam is owned by WILLOWWOOD LAKE STEERING COMMITTEE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Willow Wood Lake Dam built?
Willow Wood Lake Dam was completed in 2003, making it 23 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 Wood Lake Dam?
Willow Wood Lake Dam 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 Wood Lake Dam?
Willow Wood Lake Dam has a dam height of 36 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 Wood Lake Dam last inspected?
Willow Wood Lake Dam was last inspected on November 19, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.