Waverly City Lake Dam
Key Takeaway
Waverly City Lake Dam is classified as low hazard in Illinois. It was completed in 1939 and is 87 years old. Its primary use is water supply.
Physical Details
| Dam Height | 35 ft (taller than 76.2% in IL) |
| Dam Length | 496 ft |
| Dam Type | Earth |
| Max Storage | 2.5K acre-ft |
| Normal Storage | 809 acre-ft |
| Surface Area | 64 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 14,520 cfs |
| Year Completed | 1939 (87 years old) |
| Year Modified | 1983 |
| NID ID | IL00716 |
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
CITY OF WAVERLY
Local Government
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Low Hazard 6 ftFrequently Asked Questions
What is the hazard classification of Waverly City Lake Dam?
Waverly City 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 Waverly City Lake Dam?
Waverly City Lake Dam is owned by CITY OF WAVERLY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Waverly City Lake Dam built?
Waverly City Lake Dam was completed in 1939, making it 87 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 Waverly City Lake Dam?
Waverly City Lake Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Waverly City Lake Dam?
Waverly City Lake Dam has a dam height of 35 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 Waverly City Lake Dam last inspected?
Waverly City Lake Dam was last inspected on May 18, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.