Almonesson Lake Dam
Key Takeaway
Almonesson Lake 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 | 24 ft (taller than 83.4% in NJ) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 257 acre-ft |
| Normal Storage | 125 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 810 cfs |
| Year Completed | 1926 (100 years old) |
| NID ID | NJ00401 |
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 Gloucester
Local Government
Nearby Dams
Westville-Almonesson Dam
Gloucester, NJ
Significant Hazard 17 ftBlackwood Lake Dam
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Significant Hazard 14 ftLakeland Dam
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Significant Hazard 14 ftGlen Lake Dam
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Low Hazard 25 ftGrenloch Lake Dam
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Significant Hazard 21 ftBankbridge Dam
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Low Hazard 21 ftWoodbury Creek Dam
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Significant Hazard 6 ftWedgwood Country Club Dam
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Significant Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Almonesson Lake Dam?
Almonesson Lake 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 Almonesson Lake Dam?
Almonesson Lake Dam is owned by County of Gloucester (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Almonesson Lake Dam built?
Almonesson Lake 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 Almonesson Lake Dam?
Almonesson Lake 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 Almonesson Lake Dam?
Almonesson Lake Dam has a dam height of 24 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 Almonesson Lake Dam last inspected?
Almonesson Lake Dam was last inspected on March 16, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.