Welkinweir
Key Takeaway
Welkinweir is classified as high hazard in Pennsylvania. It was completed in 1937 and is 89 years old. Its primary use is recreation. 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 | 16 ft (taller than 32.5% in PA) |
| Dam Length | 235 ft |
| Dam Type | Earth |
| Max Storage | 51 acre-ft |
| Normal Storage | 22 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1937 (89 years old) |
| NID ID | PA00967 |
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
GREEN VALLEYS ASSOCIATION
Private
Nearby Dams
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Significant Hazard 12 ftBarneston (Pa 432)
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High Hazard 43 ftFrequently Asked Questions
What is the hazard classification of Welkinweir?
Welkinweir 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 Welkinweir?
Welkinweir is owned by GREEN VALLEYS ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Welkinweir built?
Welkinweir was completed in 1937, making it 89 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 Welkinweir?
Welkinweir serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Welkinweir?
Welkinweir has a dam height of 16 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 Welkinweir last inspected?
Welkinweir was last inspected on October 20, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.