Graterford Sewage Lagoons
Key Takeaway
Graterford Sewage Lagoons is classified as significant hazard in Pennsylvania. It was completed in 1986 and is 40 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 35 ft (taller than 72.1% in PA) |
| Dam Length | 250 ft |
| Dam Type | Earth |
| Max Storage | 155 acre-ft |
| Normal Storage | 130 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1986 (40 years old) |
| NID ID | PA01242 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
PA DEPT. OF CORRECTIONS
State Government
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Low Hazard 19 ftFrequently Asked Questions
What is the hazard classification of Graterford Sewage Lagoons?
Graterford Sewage Lagoons is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Graterford Sewage Lagoons?
Graterford Sewage Lagoons is owned by PA DEPT. OF CORRECTIONS (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Graterford Sewage Lagoons built?
Graterford Sewage Lagoons was completed in 1986, making it 40 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 Graterford Sewage Lagoons?
Graterford Sewage Lagoons 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 Graterford Sewage Lagoons?
Graterford Sewage Lagoons has a dam height of 35 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 Graterford Sewage Lagoons last inspected?
Graterford Sewage Lagoons was last inspected on December 9, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.