Lily Lake Dam
Key Takeaway
Lily Lake Dam is classified as low hazard in New Jersey. It was completed in 1910 and is 116 years old. Its primary use is recreation.
Physical Details
| Dam Height | 9 ft (taller than 12.9% in NJ) |
| Dam Length | 570 ft |
| Dam Type | Earth |
| Max Storage | 102 acre-ft |
| Normal Storage | 58 acre-ft |
| Surface Area | 23 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,079 cfs |
| Year Completed | 1910 (116 years old) |
| NID ID | NJ00715 |
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
US FISH AND WILDLIFE SERVICE
Federal Government
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Significant HazardFrequently Asked Questions
What is the hazard classification of Lily Lake Dam?
Lily 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 Lily Lake Dam?
Lily Lake Dam is owned by US FISH AND WILDLIFE SERVICE (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lily Lake Dam built?
Lily Lake Dam was completed in 1910, making it 116 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 Lily Lake Dam?
Lily 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 Lily Lake Dam?
Lily Lake Dam has a dam height of 9 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 Lily Lake Dam last inspected?
Lily Lake Dam was last inspected on March 24, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.