Little Blue Run
Key Takeaway
Little Blue Run is classified as high hazard in Pennsylvania. It was completed in 1977 and is 49 years old. Its primary use is other. 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 | 400 ft (taller than 99.9% in PA) |
| Dam Length | 2,100 ft |
| Dam Type | Rockfill |
| Max Storage | 73.0K acre-ft |
| Normal Storage | 64.8K acre-ft |
| Surface Area | 770 acres |
| Drainage Area | 3 sq mi |
| Year Completed | 1977 (49 years old) |
| NID ID | PA00917 |
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
FIRSTENERGY GENERATION, LLC
Private
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What is the hazard classification of Little Blue Run?
Little Blue Run 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 Little Blue Run?
Little Blue Run is owned by FIRSTENERGY GENERATION, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Little Blue Run built?
Little Blue Run was completed in 1977, making it 49 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 Little Blue Run?
Little Blue Run serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Little Blue Run?
Little Blue Run has a dam height of 400 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 Little Blue Run last inspected?
Little Blue Run was last inspected on March 26, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.