Orland Park Basin Dam
Key Takeaway
Orland Park Basin Dam is classified as low hazard in Illinois. It was completed in 1992 and is 34 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 7 ft (taller than 0.5% in IL) |
| Dam Length | 3,600 ft |
| Dam Type | Earth |
| Max Storage | 220 acre-ft |
| Normal Storage | 0 acre-ft |
| Max Discharge | 476 cfs |
| Year Completed | 1992 (34 years old) |
| NID ID | IL50144 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
VILLAGE OF ORLAND PARK
Local Government
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Significant Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Orland Park Basin Dam?
Orland Park Basin Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Orland Park Basin Dam?
Orland Park Basin Dam is owned by VILLAGE OF ORLAND PARK (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Orland Park Basin Dam built?
Orland Park Basin Dam was completed in 1992, making it 34 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 Orland Park Basin Dam?
Orland Park Basin Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Orland Park Basin Dam?
Orland Park Basin Dam has a dam height of 7 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 Orland Park Basin Dam last inspected?
Orland Park Basin Dam was last inspected on November 5, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.