Pounds Hollow
Key Takeaway
Pounds Hollow is classified as significant hazard in Illinois. It was completed in 1939 and is 87 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 33 ft (taller than 71.6% in IL) |
| Dam Length | 478 ft |
| Dam Type | Earth |
| Max Storage | 900 acre-ft |
| Normal Storage | 717 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,600 cfs |
| Year Completed | 1939 (87 years old) |
| NID ID | IL00101 |
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
USDA FS
Federal Government
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Significant Hazard 12 ftGlen O. Jones Lake Dam
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Significant Hazard 42 ftPeabody/Eagle 2/Slurry Pond 3 Dam
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Pounds Hollow?
Pounds Hollow 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 Pounds Hollow?
Pounds Hollow is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Pounds Hollow built?
Pounds Hollow was completed in 1939, making it 87 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 Pounds Hollow?
Pounds Hollow 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 Pounds Hollow?
Pounds Hollow has a dam height of 33 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 Pounds Hollow last inspected?
Pounds Hollow was last inspected on September 24, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.