Bog Brook Dam #1
Key Takeaway
Bog Brook Dam #1 is classified as high hazard in New York. It was completed in 1893 and is 133 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 | 47 ft (taller than 91.2% in NY) |
| Dam Length | 1,340 ft |
| Dam Type | Earth |
| Max Storage | 17.1K acre-ft |
| Normal Storage | 13.5K acre-ft |
| Surface Area | 399 acres |
| Drainage Area | 4 sq mi |
| Year Completed | 1893 (133 years old) |
| NID ID | NY00068 |
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
NYCDEP DAMS EAST OF THE HUDSON RIVER
Local Government
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Significant Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Bog Brook Dam #1?
Bog Brook Dam #1 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 Bog Brook Dam #1?
Bog Brook Dam #1 is owned by NYCDEP DAMS EAST OF THE HUDSON RIVER (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bog Brook Dam #1 built?
Bog Brook Dam #1 was completed in 1893, making it 133 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 Bog Brook Dam #1?
Bog Brook Dam #1 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 Bog Brook Dam #1?
Bog Brook Dam #1 has a dam height of 47 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 Bog Brook Dam #1 last inspected?
Bog Brook Dam #1 was last inspected on March 12, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.