Echo Lake Spillway Dam
Key Takeaway
Echo Lake Spillway Dam is classified as high hazard in New Jersey. It was completed in 1926 and is 100 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 22 ft (taller than 79.5% in NJ) |
| Dam Length | 260 ft |
| Dam Type | Earth |
| Max Storage | 7.7K acre-ft |
| Normal Storage | 4.9K acre-ft |
| Surface Area | 300 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 3,376 cfs |
| Year Completed | 1926 (100 years old) |
| NID ID | NJ00558 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
City of Newark, Department of Water and Sewer Utilities
Local Government
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High Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Echo Lake Spillway Dam?
Echo Lake Spillway Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Echo Lake Spillway Dam?
Echo Lake Spillway Dam is owned by City of Newark, Department of Water and Sewer Utilities (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Echo Lake Spillway Dam built?
Echo Lake Spillway 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 Echo Lake Spillway Dam?
Echo Lake Spillway Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Echo Lake Spillway Dam?
Echo Lake Spillway Dam has a dam height of 22 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 Echo Lake Spillway Dam last inspected?
Echo Lake Spillway Dam was last inspected on April 9, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.