Summit Lake No 1
Key Takeaway
Summit Lake No 1 is classified as significant hazard in Pennsylvania. It was completed in 1919 and is 107 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 8 ft (taller than 2.3% in PA) |
| Dam Length | 700 ft |
| Dam Type | Earth |
| Max Storage | 133 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1919 (107 years old) |
| NID ID | PA01570 |
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
STILLWATER LAKE CIVIC ASSOCIATION, INC.
Private
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Low Hazard 8 ftFrequently Asked Questions
What is the hazard classification of Summit Lake No 1?
Summit Lake No 1 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 Summit Lake No 1?
Summit Lake No 1 is owned by STILLWATER LAKE CIVIC ASSOCIATION, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Summit Lake No 1 built?
Summit Lake No 1 was completed in 1919, making it 107 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 Summit Lake No 1?
Summit Lake No 1 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 Summit Lake No 1?
Summit Lake No 1 has a dam height of 8 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 Summit Lake No 1 last inspected?
Summit Lake No 1 was last inspected on March 11, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.