Tampier Lake Dam
Key Takeaway
Tampier Lake Dam is classified as significant hazard in Illinois. It was completed in 1964 and is 62 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 9 ft (taller than 3.9% in IL) |
| Dam Length | 240 ft |
| Dam Type | Gravity |
| Max Storage | 859 acre-ft |
| Normal Storage | 668 acre-ft |
| Year Completed | 1964 (62 years old) |
| NID ID | IL00866 |
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
FOREST PRESERVE DISTRICT OF COOK COUNTY
Local Government
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Significant Hazard 9 ftFrequently Asked Questions
What is the hazard classification of Tampier Lake Dam?
Tampier 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 Tampier Lake Dam?
Tampier Lake Dam is owned by FOREST PRESERVE DISTRICT OF COOK COUNTY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tampier Lake Dam built?
Tampier Lake Dam was completed in 1964, making it 62 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 Tampier Lake Dam?
Tampier 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 Tampier Lake Dam?
Tampier Lake Dam has a dam height of 9 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 Tampier Lake Dam last inspected?
Tampier Lake Dam was last inspected on July 9, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.