David Mine Sedimentation Pond No 2
Key Takeaway
David Mine Sedimentation Pond No 2 is classified as high hazard in Pennsylvania. It was completed in 1989 and is 37 years old. Its primary use is other. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 35 ft (taller than 72.1% in PA) |
| Dam Length | 270 ft |
| Dam Type | Earth |
| Max Storage | 69 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1989 (37 years old) |
| NID ID | PA01228 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
CANTERBURY COAL COMPANY
Private
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of David Mine Sedimentation Pond No 2?
David Mine Sedimentation Pond No 2 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates David Mine Sedimentation Pond No 2?
David Mine Sedimentation Pond No 2 is owned by CANTERBURY COAL COMPANY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was David Mine Sedimentation Pond No 2 built?
David Mine Sedimentation Pond No 2 was completed in 1989, making it 37 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 David Mine Sedimentation Pond No 2?
David Mine Sedimentation Pond No 2 serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is David Mine Sedimentation Pond No 2?
David Mine Sedimentation Pond No 2 has a dam height of 35 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 David Mine Sedimentation Pond No 2 last inspected?
David Mine Sedimentation Pond No 2 was last inspected on November 19, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.