Thomas
Key Takeaway
Thomas is classified as significant hazard in Pennsylvania. It was completed in 1982 and is 44 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 10 ft (taller than 8.3% in PA) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 13 acre-ft |
| Normal Storage | 3 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1982 (44 years old) |
| NID ID | PA01823 |
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
DONALD AND ANGELA MACPHEE
Private
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What is the hazard classification of Thomas?
Thomas 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 Thomas?
Thomas is owned by DONALD AND ANGELA MACPHEE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Thomas built?
Thomas was completed in 1982, making it 44 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 Thomas?
Thomas 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 Thomas?
Thomas has a dam height of 10 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 Thomas last inspected?
Thomas was last inspected on March 10, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.