Marissa Recreation Association South Lake Dam
Key Takeaway
Marissa Recreation Association South Lake Dam is classified as significant hazard in Illinois. It was completed in 1954 and is 72 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 32 ft (taller than 69.5% in IL) |
| Dam Length | 540 ft |
| Dam Type | Earth |
| Max Storage | 313 acre-ft |
| Normal Storage | 187 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 230 cfs |
| Year Completed | 1954 (72 years old) |
| NID ID | IL00377 |
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
MARISSA RECREATIONAL AREA ASSOCIATION
Private
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High Hazard 41 ftFrequently Asked Questions
What is the hazard classification of Marissa Recreation Association South Lake Dam?
Marissa Recreation Association South 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 Marissa Recreation Association South Lake Dam?
Marissa Recreation Association South Lake Dam is owned by MARISSA RECREATIONAL AREA ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Marissa Recreation Association South Lake Dam built?
Marissa Recreation Association South Lake Dam was completed in 1954, making it 72 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 Marissa Recreation Association South Lake Dam?
Marissa Recreation Association South 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 Marissa Recreation Association South Lake Dam?
Marissa Recreation Association South Lake Dam has a dam height of 32 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 Marissa Recreation Association South Lake Dam last inspected?
Marissa Recreation Association South Lake Dam was last inspected on June 8, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.