Lock E-4 Embankment Dam
Key Takeaway
Lock E-4 Embankment Dam is classified as high hazard in New York. It was completed in 1915 and is 111 years old. Its primary use is navigation. 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 | 34 ft (taller than 83% in NY) |
| Dam Length | 2,860 ft |
| Dam Type | Earth |
| Max Storage | 250 acre-ft |
| Normal Storage | 195 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1915 (111 years old) |
| NID ID | NY00968 |
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
New York State Canal Corporation
State Government
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High Hazard 53 ftFrequently Asked Questions
What is the hazard classification of Lock E-4 Embankment Dam?
Lock E-4 Embankment 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 Lock E-4 Embankment Dam?
Lock E-4 Embankment Dam is owned by New York State Canal Corporation (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lock E-4 Embankment Dam built?
Lock E-4 Embankment Dam was completed in 1915, making it 111 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 Lock E-4 Embankment Dam?
Lock E-4 Embankment Dam serves the following purposes: Navigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lock E-4 Embankment Dam?
Lock E-4 Embankment Dam has a dam height of 34 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 Lock E-4 Embankment Dam last inspected?
Lock E-4 Embankment Dam was last inspected on November 3, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.