Mountain Brook Dam
Key Takeaway
Mountain Brook Dam is classified as high hazard in New York. It was completed in 1997 and is 29 years old. Its primary use is irrigation. 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 | 58 ft (taller than 94.2% in NY) |
| Dam Type | Earth |
| Max Storage | 67 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 3,544 cfs |
| Year Completed | 1997 (29 years old) |
| NID ID | NY15003 |
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
WATCHTOWER BIBLE AND TRACT SOCIETY of New York Inc.
Private
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Significant HazardFrequently Asked Questions
What is the hazard classification of Mountain Brook Dam?
Mountain Brook 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 Mountain Brook Dam?
Mountain Brook Dam is owned by WATCHTOWER BIBLE AND TRACT SOCIETY of New York Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mountain Brook Dam built?
Mountain Brook Dam was completed in 1997, making it 29 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 Mountain Brook Dam?
Mountain Brook Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mountain Brook Dam?
Mountain Brook Dam has a dam height of 58 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 Mountain Brook Dam last inspected?
Mountain Brook Dam was last inspected on November 20, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.