Stony Brook #4 (Curlis Lake) Dam
Key Takeaway
Stony Brook #4 (Curlis Lake) Dam is classified as low hazard in New Jersey. It was completed in 1959 and is 67 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 24 ft (taller than 83.4% in NJ) |
| Dam Length | 340 ft |
| Dam Type | Earth |
| Max Storage | 285 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1959 (67 years old) |
| NID ID | NJ00390 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
County of Mercer Park Commission
Local Government
Nearby Dams
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High Hazard 18 ftScotch Road Detention Dam 1.2
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Significant Hazard 12 ftCeva Lake Dam
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Significant Hazard 10 ftSquibb Dam
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Stony Brook #4 (Curlis Lake) Dam?
Stony Brook #4 (Curlis Lake) Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Stony Brook #4 (Curlis Lake) Dam?
Stony Brook #4 (Curlis Lake) Dam is owned by County of Mercer Park Commission (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Stony Brook #4 (Curlis Lake) Dam built?
Stony Brook #4 (Curlis Lake) Dam was completed in 1959, making it 67 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 Stony Brook #4 (Curlis Lake) Dam?
Stony Brook #4 (Curlis Lake) Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Stony Brook #4 (Curlis Lake) Dam?
Stony Brook #4 (Curlis 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 Stony Brook #4 (Curlis Lake) Dam last inspected?
Stony Brook #4 (Curlis Lake) Dam was last inspected on May 26, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.