General Edgar Jadwin Dam
Key Takeaway
General Edgar Jadwin Dam is classified as high hazard in Pennsylvania. It was completed in 1960 and is 66 years old. Its primary use is flood risk reduction. 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 Length | 1,255 ft |
| Dam Type | Rockfill |
| Max Storage | 47.3K acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 65 sq mi |
| Max Discharge | 36,500 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | PA00009 |
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
USACE - Philadelphia District
Federal Government
Nearby Dams
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High Hazard 27 ftLake Elsie
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Significant Hazard 9 ftGlass Pond No 1
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High Hazard 13 ftCadjaw Pond
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High Hazard 27 ftCamp Cayuga Lake
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Low Hazard 10 ftKellow Lake
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High Hazard 16 ftFrequently Asked Questions
What is the hazard classification of General Edgar Jadwin Dam?
General Edgar Jadwin Dam 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 General Edgar Jadwin Dam?
General Edgar Jadwin Dam is owned by USACE - Philadelphia District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was General Edgar Jadwin Dam built?
General Edgar Jadwin Dam was completed in 1960, making it 66 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 General Edgar Jadwin Dam?
General Edgar Jadwin 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.
When was General Edgar Jadwin Dam last inspected?
General Edgar Jadwin Dam was last inspected on August 3, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.