William Penn
Key Takeaway
William Penn is classified as low hazard in Pennsylvania. It was completed in 1916 and is 110 years old. Its primary use is recreation.
Physical Details
| Dam Height | 10 ft (taller than 8.3% in PA) |
| Dam Length | 768 ft |
| Dam Type | Earth |
| Max Storage | 59 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1916 (110 years old) |
| NID ID | PA01083 |
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
DCNR
Local Government
Nearby Dams
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High Hazard 12 ftEaston Anglers
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Unknown 20 ftThomas
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Significant Hazard 10 ftManzanedo
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Low Hazard 12 ftBeaver Run
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Low Hazard 12 ftBrowns Lake
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High Hazard 18 ftFrequently Asked Questions
What is the hazard classification of William Penn?
William Penn 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 William Penn?
William Penn is owned by DCNR (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was William Penn built?
William Penn was completed in 1916, making it 110 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 William Penn?
William Penn 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 William Penn?
William Penn has a dam height of 10 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 William Penn last inspected?
William Penn was last inspected on July 26, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.