Holiday Shores Lake Dam
Key Takeaway
Holiday Shores Lake Dam is classified as significant hazard in Illinois. It was completed in 1965 and is 61 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 47 ft (taller than 89.6% in IL) |
| Dam Length | 960 ft |
| Dam Type | Earth |
| Max Storage | 6.6K acre-ft |
| Normal Storage | 4.6K acre-ft |
| Surface Area | 345 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 9,493 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | IL00190 |
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
HOLISHOR ASSOCIATION, INC.
Private
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What is the hazard classification of Holiday Shores Lake Dam?
Holiday Shores 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 Holiday Shores Lake Dam?
Holiday Shores Lake Dam is owned by HOLISHOR ASSOCIATION, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Holiday Shores Lake Dam built?
Holiday Shores Lake Dam was completed in 1965, making it 61 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 Holiday Shores Lake Dam?
Holiday Shores Lake Dam serves the following purposes: Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Holiday Shores Lake Dam?
Holiday Shores Lake Dam has a dam height of 47 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 Holiday Shores Lake Dam last inspected?
Holiday Shores Lake Dam was last inspected on September 17, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.