Big Timber Lake Dam
Key Takeaway
Big Timber Lake Dam is classified as low hazard in Illinois. It was completed in 1952 and is 74 years old. Its primary use is recreation.
Physical Details
| Dam Height | 46 ft (taller than 88.9% in IL) |
| Dam Length | 546 ft |
| Dam Type | Earth |
| Max Storage | 137 acre-ft |
| Normal Storage | 120 acre-ft |
| Year Completed | 1952 (74 years old) |
| NID ID | IL00294 |
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
TIMBER LAKE COUNTRY CLUB OF PEORIA
Private
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Low Hazard 31 ftFrequently Asked Questions
What is the hazard classification of Big Timber Lake Dam?
Big Timber 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 Big Timber Lake Dam?
Big Timber Lake Dam is owned by TIMBER LAKE COUNTRY CLUB OF PEORIA (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Big Timber Lake Dam built?
Big Timber Lake Dam was completed in 1952, making it 74 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 Big Timber Lake Dam?
Big Timber Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Big Timber Lake Dam?
Big Timber Lake Dam has a dam height of 46 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 Big Timber Lake Dam last inspected?
Big Timber Lake Dam was last inspected on September 28, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.