Timber Lake Dam
Key Takeaway
Timber Lake Dam is classified as significant hazard in Illinois. It was completed in 1960 and is 66 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 25 ft (taller than 42.6% in IL) |
| Dam Length | 466 ft |
| Dam Type | Earth |
| Max Storage | 155 acre-ft |
| Normal Storage | 87 acre-ft |
| Year Completed | 1960 (66 years old) |
| NID ID | IL00841 |
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
TIMBER LAKE CAMPGROUND
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Timber Lake Dam?
Timber Lake Dam 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 Timber Lake Dam?
Timber Lake Dam is owned by TIMBER LAKE CAMPGROUND (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Timber Lake Dam built?
Timber Lake Dam was completed in 1960, making it 66 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 Timber Lake Dam?
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 Timber Lake Dam?
Timber Lake Dam has a dam height of 25 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 Timber Lake Dam last inspected?
Timber Lake Dam was last inspected on May 24, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.