Tobyhanna No 2
Key Takeaway
Tobyhanna No 2 is classified as high hazard in Pennsylvania. It was completed in 1951 and is 75 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 | 18 ft (taller than 37.7% in PA) |
| Dam Length | 860 ft |
| Dam Type | Earth |
| Max Storage | 2.5K acre-ft |
| Normal Storage | 436 acre-ft |
| Surface Area | 172 acres |
| Drainage Area | 9 sq mi |
| Year Completed | 1951 (75 years old) |
| NID ID | PA00779 |
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
DCNR
State Government
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High Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Tobyhanna No 2?
Tobyhanna No 2 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 Tobyhanna No 2?
Tobyhanna No 2 is owned by DCNR (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tobyhanna No 2 built?
Tobyhanna No 2 was completed in 1951, making it 75 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 Tobyhanna No 2?
Tobyhanna No 2 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 Tobyhanna No 2?
Tobyhanna No 2 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 Tobyhanna No 2 last inspected?
Tobyhanna No 2 was last inspected on June 16, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.