Griffin (Pa-455)
Key Takeaway
Griffin (Pa-455) is classified as high hazard in Pennsylvania. It was completed in 1963 and is 63 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 Height | 37 ft (taller than 74.4% in PA) |
| Dam Length | 850 ft |
| Dam Type | Earth |
| Max Storage | 120 acre-ft |
| Normal Storage | 10 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1963 (63 years old) |
| NID ID | PA00035 |
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
TIOGA COUNTY COMMISSIONERS
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Griffin (Pa-455)?
Griffin (Pa-455) 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 Griffin (Pa-455)?
Griffin (Pa-455) is owned by TIOGA COUNTY COMMISSIONERS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Griffin (Pa-455) built?
Griffin (Pa-455) was completed in 1963, making it 63 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 Griffin (Pa-455)?
Griffin (Pa-455) 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.
How tall is Griffin (Pa-455)?
Griffin (Pa-455) has a dam height of 37 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 Griffin (Pa-455) last inspected?
Griffin (Pa-455) was last inspected on August 26, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.