Koster Pond Dam
Key Takeaway
Koster Pond Dam is classified as low hazard in Illinois. It was completed in 1963 and is 63 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 27 ft (taller than 51.5% in IL) |
| Dam Length | 134 ft |
| Dam Type | Earth |
| Max Storage | 25 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 150 cfs |
| Year Completed | 1963 (63 years old) |
| NID ID | IL40024 |
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
JOHN C. KOSTER;JOHN C. KOSTER
Private
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Low Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Koster Pond Dam?
Koster Pond 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 Koster Pond Dam?
Koster Pond Dam is owned by JOHN C. KOSTER;JOHN C. KOSTER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Koster Pond Dam built?
Koster Pond Dam was completed in 1963, making it 63 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 Koster Pond Dam?
Koster Pond Dam serves the following purposes: Fish And Wildlife Pond, Fire Protection, Stock, Or Small Fish Pond, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Koster Pond Dam?
Koster Pond Dam has a dam height of 27 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 Koster Pond Dam last inspected?
Koster Pond Dam was last inspected on October 24, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.