Hadley Creek WS Str 9-1
Key Takeaway
Hadley Creek WS Str 9-1 is classified as low hazard in Illinois. It was completed in 1958 and is 68 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 26 ft (taller than 47.1% in IL) |
| Dam Length | 393 ft |
| Dam Type | Earth |
| Max Storage | 30 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 153 cfs |
| Year Completed | 1958 (68 years old) |
| NID ID | IL40002 |
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
WEBSTER SYKES;WEBSTER SYKES
Private
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Low Hazard 31 ftFrequently Asked Questions
What is the hazard classification of Hadley Creek WS Str 9-1?
Hadley Creek WS Str 9-1 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 Hadley Creek WS Str 9-1?
Hadley Creek WS Str 9-1 is owned by WEBSTER SYKES;WEBSTER SYKES (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hadley Creek WS Str 9-1 built?
Hadley Creek WS Str 9-1 was completed in 1958, making it 68 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 Hadley Creek WS Str 9-1?
Hadley Creek WS Str 9-1 serves the following purposes: Flood Risk Reduction, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Hadley Creek WS Str 9-1?
Hadley Creek WS Str 9-1 has a dam height of 26 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 Hadley Creek WS Str 9-1 last inspected?
Hadley Creek WS Str 9-1 was last inspected on August 21, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.