Pohatcong Lake Dam
Key Takeaway
Pohatcong Lake Dam is classified as high hazard in New Jersey. It was completed in 1931 and is 95 years old. Its primary use is recreation. 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 | 9 ft (taller than 12.9% in NJ) |
| Dam Length | 670 ft |
| Dam Type | Earth |
| Normal Storage | 87 acre-ft |
| Surface Area | 37 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1931 (95 years old) |
| NID ID | NJ00504 |
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
NJDOT
State Government
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Low Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Pohatcong Lake Dam?
Pohatcong Lake Dam 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 Pohatcong Lake Dam?
Pohatcong Lake Dam is owned by NJDOT (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Pohatcong Lake Dam built?
Pohatcong Lake Dam was completed in 1931, making it 95 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 Pohatcong Lake Dam?
Pohatcong Lake 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 Pohatcong Lake Dam?
Pohatcong Lake Dam has a dam height of 9 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 Pohatcong Lake Dam last inspected?
Pohatcong Lake Dam was last inspected on May 14, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.