Shadow Lake Dam
Key Takeaway
Shadow Lake Dam is classified as significant hazard in New Jersey. It was completed in 1931 and is 95 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 16 ft (taller than 59.4% in NJ) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Normal Storage | 310 acre-ft |
| Surface Area | 83 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 1,916 cfs |
| Year Completed | 1931 (95 years old) |
| NID ID | NJ00090 |
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
Monmouth County Engineering
Local Government
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Low Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Shadow Lake Dam?
Shadow 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 Shadow Lake Dam?
Shadow Lake Dam is owned by Monmouth County Engineering (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Shadow Lake Dam built?
Shadow Lake Dam was completed in 1931, making it 95 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 Shadow Lake Dam?
Shadow 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 Shadow Lake Dam?
Shadow Lake Dam has a dam height of 16 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 Shadow Lake Dam last inspected?
Shadow Lake Dam was last inspected on December 10, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.