Marshall Lake
Key Takeaway
Marshall Lake is classified as high hazard in Pennsylvania. It was completed in 1904 and is 122 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 | 9 ft (taller than 5.5% in PA) |
| Dam Length | 305 ft |
| Dam Type | Earth |
| Max Storage | 62 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 8 sq mi |
| Year Completed | 1904 (122 years old) |
| NID ID | PA00985 |
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
KHAN F MOHAMMAD
Private
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High Hazard 48 ftFrequently Asked Questions
What is the hazard classification of Marshall Lake?
Marshall Lake 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 Marshall Lake?
Marshall Lake is owned by KHAN F MOHAMMAD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Marshall Lake built?
Marshall Lake was completed in 1904, making it 122 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 Marshall Lake?
Marshall Lake 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 Marshall Lake?
Marshall Lake has a dam height of 9 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 Marshall Lake last inspected?
Marshall Lake was last inspected on February 19, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.