Byram Lake Reservoir Dam
Key Takeaway
Byram Lake Reservoir Dam is classified as high hazard in New York. 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 | 27 ft (taller than 74.7% in NY) |
| Dam Length | 185 ft |
| Dam Type | Earth |
| Max Storage | 3.6K acre-ft |
| Normal Storage | 2.9K acre-ft |
| Surface Area | 164 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 273 cfs |
| NID ID | NY01175 |
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
VILLAGE OF MT KISCO
Local Government
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Significant Hazard 6 ftFrequently Asked Questions
What is the hazard classification of Byram Lake Reservoir Dam?
Byram Lake Reservoir 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 Byram Lake Reservoir Dam?
Byram Lake Reservoir Dam is owned by VILLAGE OF MT KISCO (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Byram Lake Reservoir Dam?
Byram Lake Reservoir 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 Byram Lake Reservoir Dam?
Byram Lake Reservoir Dam has a dam height of 27 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 Byram Lake Reservoir Dam last inspected?
Byram Lake Reservoir Dam was last inspected on April 26, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.