Wonder Lake Sediment Dewatering Facility Dam
Key Takeaway
Wonder Lake Sediment Dewatering Facility Dam is classified as high hazard in Illinois. It was completed in 2014 and is 12 years old. Its primary use is other. 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 | 22 ft (taller than 35.1% in IL) |
| Dam Length | 2,300 ft |
| Dam Type | Earth |
| Max Storage | 300 acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 40 acres |
| Year Completed | 2014 (12 years old) |
| NID ID | IL55153 |
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
E-I-E-I-O, LLC
Private
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Low Hazard 7 ftFrequently Asked Questions
What is the hazard classification of Wonder Lake Sediment Dewatering Facility Dam?
Wonder Lake Sediment Dewatering Facility Dam 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 Wonder Lake Sediment Dewatering Facility Dam?
Wonder Lake Sediment Dewatering Facility Dam is owned by E-I-E-I-O, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Wonder Lake Sediment Dewatering Facility Dam built?
Wonder Lake Sediment Dewatering Facility Dam was completed in 2014, making it 12 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 Wonder Lake Sediment Dewatering Facility Dam?
Wonder Lake Sediment Dewatering Facility Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Wonder Lake Sediment Dewatering Facility Dam?
Wonder Lake Sediment Dewatering Facility Dam has a dam height of 22 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 Wonder Lake Sediment Dewatering Facility Dam last inspected?
Wonder Lake Sediment Dewatering Facility Dam was last inspected on October 18, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.