Toland Mine
Key Takeaway
Toland Mine is classified as low hazard in Pennsylvania. It was completed in 1981 and is 45 years old. Its primary use is tailings.
Physical Details
| Dam Height | 28 ft (taller than 61.9% in PA) |
| Dam Length | 400 ft |
| Dam Type | Earth |
| Max Storage | 85 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1981 (45 years old) |
| NID ID | PA01539 |
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
HEMPT BROTHERS, INC.
Private
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Toland Mine?
Toland Mine 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 Toland Mine?
Toland Mine is owned by HEMPT BROTHERS, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Toland Mine built?
Toland Mine was completed in 1981, making it 45 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 Toland Mine?
Toland Mine serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Toland Mine?
Toland Mine has a dam height of 28 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 Toland Mine last inspected?
Toland Mine was last inspected on May 25, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.