Lake Stockwell Dam
Key Takeaway
Lake Stockwell Dam is classified as significant hazard in New Jersey. It was completed in 1926 and is 100 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 12 ft (taller than 31.2% in NJ) |
| Dam Length | 260 ft |
| Dam Type | Earth |
| Max Storage | 176 acre-ft |
| Normal Storage | 61 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 515 cfs |
| Year Completed | 1926 (100 years old) |
| NID ID | NJ00422 |
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
YMCA Camp Ockanickon, Inc.
Private
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Significant Hazard 11 ftLower Aetna Lake Dam
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Significant Hazard 12 ftMishe - Mokwa Dam
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High Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Lake Stockwell Dam?
Lake Stockwell 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 Stockwell Dam?
Lake Stockwell Dam is owned by YMCA Camp Ockanickon, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Stockwell Dam built?
Lake Stockwell Dam 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 Stockwell Dam?
Lake Stockwell 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 Stockwell Dam?
Lake Stockwell Dam has a dam height of 12 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 Stockwell Dam last inspected?
Lake Stockwell Dam was last inspected on October 20, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.