Lake Arcadia Dam #1
Key Takeaway
Lake Arcadia Dam #1 is classified as high hazard in New Jersey. It was completed in 1926 and is 100 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 | 22 ft (taller than 79.5% in NJ) |
| Dam Length | 315 ft |
| Dam Type | Concrete |
| Max Storage | 1.0K acre-ft |
| Normal Storage | 900 acre-ft |
| Surface Area | 86 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 142 cfs |
| Year Completed | 1926 (100 years old) |
| NID ID | NJ00016 |
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
Lake Arcadia Association
Private
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High Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Lake Arcadia Dam #1?
Lake Arcadia Dam #1 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 Lake Arcadia Dam #1?
Lake Arcadia Dam #1 is owned by Lake Arcadia Association (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Arcadia Dam #1 built?
Lake Arcadia Dam #1 was completed in 1926, making it 100 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 Arcadia Dam #1?
Lake Arcadia Dam #1 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 Arcadia Dam #1?
Lake Arcadia Dam #1 has a dam height of 22 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 Arcadia Dam #1 last inspected?
Lake Arcadia Dam #1 was last inspected on October 23, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.