Hidden Valley Lake Dam
Key Takeaway
Hidden Valley Lake Dam is classified as high hazard in New Jersey. 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 | 10 ft (taller than 17.8% in NJ) |
| Dam Length | 75 ft |
| Dam Type | Earth |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| NID ID | NJ00991 |
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
National Winter Activity Center
Private
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Significant Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Hidden Valley Lake Dam?
Hidden Valley 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 Hidden Valley Lake Dam?
Hidden Valley Lake Dam is owned by National Winter Activity Center (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
How tall is Hidden Valley Lake Dam?
Hidden Valley Lake Dam has a dam height of 10 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 Hidden Valley Lake Dam last inspected?
Hidden Valley Lake Dam was last inspected on November 4, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.