Intervale Lake Dam
Key Takeaway
Intervale Lake Dam is classified as low hazard in New Jersey. It was completed in 1940 and is 86 years old. Its primary use is recreation.
Physical Details
| Dam Height | 6 ft (taller than 0.6% in NJ) |
| Dam Length | 520 ft |
| Dam Type | Earth |
| Max Storage | 89 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 67 cfs |
| Year Completed | 1940 (86 years old) |
| NID ID | NJ00769 |
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
Lake Intervale Management Association
Private
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High Hazard 120 ftFrequently Asked Questions
What is the hazard classification of Intervale Lake Dam?
Intervale Lake Dam 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 Intervale Lake Dam?
Intervale Lake Dam is owned by Lake Intervale Management Association (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Intervale Lake Dam built?
Intervale Lake Dam was completed in 1940, making it 86 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 Intervale Lake Dam?
Intervale 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 Intervale Lake Dam?
Intervale Lake Dam has a dam height of 6 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 Intervale Lake Dam last inspected?
Intervale Lake Dam was last inspected on September 16, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.