Derrygally Pond Dam
Key Takeaway
Derrygally Pond Dam is classified as significant hazard in New Jersey. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 8 ft (taller than 5.1% in NJ) |
| Dam Length | 82 ft |
| Dam Type | Gravity |
| Max Storage | 10 acre-ft |
| Normal Storage | 8 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 5 cfs |
| NID ID | NJ00998 |
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
Perrylin McKelvie
Private
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High Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Derrygally Pond Dam?
Derrygally Pond Dam 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 Derrygally Pond Dam?
Derrygally Pond Dam is owned by Perrylin McKelvie (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Derrygally Pond Dam?
Derrygally Pond Dam 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 Derrygally Pond Dam?
Derrygally Pond Dam has a dam height of 8 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 Derrygally Pond Dam last inspected?
Derrygally Pond Dam was last inspected on October 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.