Thorn Hill Park Detention Basin
Key Takeaway
Thorn Hill Park Detention Basin is classified as significant hazard in Pennsylvania. It was completed in 1987 and is 39 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 18 ft (taller than 37.7% in PA) |
| Dam Length | 1,125 ft |
| Dam Type | Earth |
| Max Storage | 29 acre-ft |
| Drainage Area | 0 sq mi |
| Year Completed | 1987 (39 years old) |
| NID ID | PA01389 |
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
MARSHALL TOWNSHIP
Local Government
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Significant Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Thorn Hill Park Detention Basin?
Thorn Hill Park Detention Basin 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 Thorn Hill Park Detention Basin?
Thorn Hill Park Detention Basin is owned by MARSHALL TOWNSHIP (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Thorn Hill Park Detention Basin built?
Thorn Hill Park Detention Basin was completed in 1987, making it 39 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 Thorn Hill Park Detention Basin?
Thorn Hill Park Detention Basin 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 Thorn Hill Park Detention Basin?
Thorn Hill Park Detention Basin has a dam height of 18 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 Thorn Hill Park Detention Basin last inspected?
Thorn Hill Park Detention Basin was last inspected on September 8, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.