Lake Wynooska
Key Takeaway
Lake Wynooska is classified as low hazard in Pennsylvania. It was completed in 1926 and is 100 years old. Its primary use is recreation.
Physical Details
| Dam Height | 9 ft (taller than 5.5% in PA) |
| Dam Length | 320 ft |
| Dam Type | Timber Crib |
| Max Storage | 111 acre-ft |
| Normal Storage | 61 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 4 sq mi |
| Year Completed | 1926 (100 years old) |
| NID ID | PA00307 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
PETER & CELINDA IABONI
Private
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Low Hazard 30 ftFrequently Asked Questions
What is the hazard classification of Lake Wynooska?
Lake Wynooska is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Wynooska?
Lake Wynooska is owned by PETER & CELINDA IABONI (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Wynooska built?
Lake Wynooska was completed in 1926, making it 100 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 Lake Wynooska?
Lake Wynooska 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 Lake Wynooska?
Lake Wynooska has a dam height of 9 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 Lake Wynooska last inspected?
Lake Wynooska was last inspected on December 3, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.