Mcleansboro Lake Dam
Key Takeaway
Mcleansboro Lake Dam is classified as high hazard in Illinois. It was completed in 1937 and is 89 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 | 36 ft (taller than 78.2% in IL) |
| Dam Length | 2,955 ft |
| Dam Type | Earth |
| Max Storage | 1.3K acre-ft |
| Normal Storage | 604 acre-ft |
| Surface Area | 62 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 6,957 cfs |
| Year Completed | 1937 (89 years old) |
| NID ID | IL00531 |
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
CITY OF MCLEANSBORO
Local Government
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Mcleansboro Lake Dam?
Mcleansboro Lake 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 Mcleansboro Lake Dam?
Mcleansboro Lake Dam is owned by CITY OF MCLEANSBORO (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mcleansboro Lake Dam built?
Mcleansboro Lake Dam was completed in 1937, making it 89 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 Mcleansboro Lake Dam?
Mcleansboro 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 Mcleansboro Lake Dam?
Mcleansboro Lake Dam has a dam height of 36 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 Mcleansboro Lake Dam last inspected?
Mcleansboro Lake Dam was last inspected on April 6, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.