R G Struble Lake (Pa-431)
Key Takeaway
R G Struble Lake (Pa-431) is classified as high hazard in Pennsylvania. It was completed in 1971 and is 55 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 | 31 ft (taller than 66.7% in PA) |
| Dam Length | 1,500 ft |
| Dam Type | Earth |
| Max Storage | 2.9K acre-ft |
| Normal Storage | 1.0K acre-ft |
| Surface Area | 146 acres |
| Drainage Area | 3 sq mi |
| Year Completed | 1971 (55 years old) |
| NID ID | PA00621 |
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
CHESTER COUNTY WATER RESOURCES AUTHORITY
Local Government
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What is the hazard classification of R G Struble Lake (Pa-431)?
R G Struble Lake (Pa-431) 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 R G Struble Lake (Pa-431)?
R G Struble Lake (Pa-431) is owned by CHESTER COUNTY WATER RESOURCES AUTHORITY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was R G Struble Lake (Pa-431) built?
R G Struble Lake (Pa-431) was completed in 1971, making it 55 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 R G Struble Lake (Pa-431)?
R G Struble Lake (Pa-431) serves the following purposes: Flood Risk Reduction, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is R G Struble Lake (Pa-431)?
R G Struble Lake (Pa-431) has a dam height of 31 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 R G Struble Lake (Pa-431) last inspected?
R G Struble Lake (Pa-431) was last inspected on September 1, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.