East Branch Dam
Key Takeaway
East Branch Dam is classified as high hazard in Pennsylvania. It was completed in 1952 and is 74 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 | 1,725 ft |
| Dam Type | Earth |
| Max Storage | 103.0K acre-ft |
| Normal Storage | 65.3K acre-ft |
| Surface Area | 1,160 acres |
| Drainage Area | 72 sq mi |
| Max Discharge | 67,200 cfs |
| Year Completed | 1952 (74 years old) |
| NID ID | PA00104 |
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 - Pittsburgh District
Federal Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of East Branch Dam?
East Branch 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 East Branch Dam?
East Branch Dam is owned by USACE - Pittsburgh District (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was East Branch Dam built?
East Branch Dam was completed in 1952, making it 74 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 East Branch Dam?
East Branch Dam serves the following purposes: Flood Risk Reduction, Other, Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was East Branch Dam last inspected?
East Branch Dam was last inspected on April 29, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.