Lake Stolberg Dam
Key Takeaway
Lake Stolberg Dam is classified as high hazard in Illinois. It was completed in 1904 and is 122 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 16 ft (taller than 20.3% in IL) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 108 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 21 cfs |
| Year Completed | 1904 (122 years old) |
| NID ID | IL00802 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
LAKESIDE TERRACE IMPROVEMENT ASSOCIATION
Private
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Significant Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Lake Stolberg Dam?
Lake Stolberg Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Stolberg Dam?
Lake Stolberg Dam is owned by LAKESIDE TERRACE IMPROVEMENT ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Stolberg Dam built?
Lake Stolberg Dam was completed in 1904, making it 122 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 Lake Stolberg Dam?
Lake Stolberg 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 Lake Stolberg Dam?
Lake Stolberg Dam has a dam height of 16 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 Lake Stolberg Dam last inspected?
Lake Stolberg Dam was last inspected on June 23, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.