Lake Shenandoah Dam
Key Takeaway
Lake Shenandoah Dam is classified as significant hazard in New Jersey. It was completed in 1934 and is 92 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 17 ft (taller than 63.3% in NJ) |
| Dam Length | 375 ft |
| Dam Type | Earth |
| Normal Storage | 111 acre-ft |
| Surface Area | 45 acres |
| Drainage Area | 29 sq mi |
| Max Discharge | 3,019 cfs |
| Year Completed | 1934 (92 years old) |
| NID ID | NJ00099 |
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
County of Ocean
Local Government
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Significant Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Lake Shenandoah Dam?
Lake Shenandoah 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 Shenandoah Dam?
Lake Shenandoah Dam is owned by County of Ocean (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Shenandoah Dam built?
Lake Shenandoah Dam was completed in 1934, making it 92 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 Shenandoah Dam?
Lake Shenandoah 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 Shenandoah Dam?
Lake Shenandoah Dam has a dam height of 17 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 Shenandoah Dam last inspected?
Lake Shenandoah Dam was last inspected on September 10, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.