Jeannette (Mountain Valley Lake)
Key Takeaway
Jeannette (Mountain Valley Lake) is classified as significant hazard in Pennsylvania. It was completed in 1889 and is 137 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 36 ft (taller than 73.4% in PA) |
| Dam Length | 480 ft |
| Dam Type | Earth |
| Max Storage | 300 acre-ft |
| Normal Storage | 230 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1889 (137 years old) |
| NID ID | PA00486 |
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
FERRANTE'S LAKE VIEW INC
Private
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High Hazard 34 ftFrequently Asked Questions
What is the hazard classification of Jeannette (Mountain Valley Lake)?
Jeannette (Mountain Valley Lake) 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 Jeannette (Mountain Valley Lake)?
Jeannette (Mountain Valley Lake) is owned by FERRANTE'S LAKE VIEW INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Jeannette (Mountain Valley Lake) built?
Jeannette (Mountain Valley Lake) was completed in 1889, making it 137 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 Jeannette (Mountain Valley Lake)?
Jeannette (Mountain Valley 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 Jeannette (Mountain Valley Lake)?
Jeannette (Mountain Valley Lake) has a dam height of 36 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 Jeannette (Mountain Valley Lake) last inspected?
Jeannette (Mountain Valley Lake) was last inspected on April 12, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.