Middle Lake
Key Takeaway
Middle Lake is classified as low hazard in Pennsylvania. It was completed in 1914 and is 112 years old. Its primary use is recreation.
Physical Details
| Dam Height | 7 ft (taller than 0.7% in PA) |
| Dam Length | 25 ft |
| Dam Type | Rockfill |
| Max Storage | 541 acre-ft |
| Normal Storage | 457 acre-ft |
| Surface Area | 42 acres |
| Drainage Area | 2 sq mi |
| Year Completed | 1914 (112 years old) |
| NID ID | PA00076 |
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
ELBERT SEAMANS
Private
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Significant Hazard 6 ftFrequently Asked Questions
What is the hazard classification of Middle Lake?
Middle Lake 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 Middle Lake?
Middle Lake is owned by ELBERT SEAMANS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Middle Lake built?
Middle Lake was completed in 1914, making it 112 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 Middle Lake?
Middle Lake 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 Middle Lake?
Middle Lake has a dam height of 7 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 Middle Lake last inspected?
Middle Lake was last inspected on June 7, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.