Bay Creek #8
Key Takeaway
Bay Creek #8 is classified as significant hazard in Illinois. It was completed in 1977 and is 49 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 49 ft (taller than 91.2% in IL) |
| Dam Length | 780 ft |
| Dam Type | Earth |
| Max Storage | 25 acre-ft |
| Normal Storage | 633 acre-ft |
| Surface Area | 90 acres |
| Max Discharge | 1,105 cfs |
| Year Completed | 1977 (49 years old) |
| NID ID | IL00039 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
USDA FS
Federal Government
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Bay Creek #8?
Bay Creek #8 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Bay Creek #8?
Bay Creek #8 is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bay Creek #8 built?
Bay Creek #8 was completed in 1977, making it 49 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 Bay Creek #8?
Bay Creek #8 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Bay Creek #8?
Bay Creek #8 has a dam height of 49 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 Bay Creek #8 last inspected?
Bay Creek #8 was last inspected on August 14, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.