Washington No 3
Key Takeaway
Washington No 3 is classified as high hazard in Pennsylvania. It was completed in 1895 and is 131 years old. Its primary use is grade stabilization. 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 | 48 ft (taller than 83.3% in PA) |
| Dam Length | 1,020 ft |
| Dam Type | Earth |
| Max Storage | 482 acre-ft |
| Normal Storage | 318 acre-ft |
| Surface Area | 41 acres |
| Drainage Area | 2 sq mi |
| Year Completed | 1895 (131 years old) |
| NID ID | PA00510 |
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
CNX LAND, INC
Private
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Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Washington No 3?
Washington No 3 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 Washington No 3?
Washington No 3 is owned by CNX LAND, INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Washington No 3 built?
Washington No 3 was completed in 1895, making it 131 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 Washington No 3?
Washington No 3 serves the following purposes: Grade Stabilization, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Washington No 3?
Washington No 3 has a dam height of 48 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 Washington No 3 last inspected?
Washington No 3 was last inspected on December 27, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.