Lake Arrowhead Dam
Key Takeaway
Lake Arrowhead Dam is classified as significant hazard in New Jersey. It was completed in 1925 and is 101 years old. 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 | 375 ft |
| Dam Type | Earth |
| Max Storage | 114 acre-ft |
| Normal Storage | 96 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 16 cfs |
| Year Completed | 1925 (101 years old) |
| NID ID | NJ00172 |
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
Lake Arrowhead Club, Inc.
Private
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High Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Lake Arrowhead Dam?
Lake Arrowhead 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 Lake Arrowhead Dam?
Lake Arrowhead Dam is owned by Lake Arrowhead Club, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Arrowhead Dam built?
Lake Arrowhead Dam was completed in 1925, making it 101 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 Lake Arrowhead Dam?
Lake Arrowhead 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 Lake Arrowhead Dam?
Lake Arrowhead 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 Lake Arrowhead Dam last inspected?
Lake Arrowhead Dam was last inspected on August 11, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.