Mill Brook Site 1 Dam
Key Takeaway
Mill Brook Site 1 Dam is classified as high hazard in New York. It was completed in 1979 and is 47 years old. Its primary use is flood risk reduction. 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 | 52 ft (taller than 92.6% in NY) |
| Dam Length | 470 ft |
| Dam Type | Earth |
| Max Storage | 395 acre-ft |
| Normal Storage | 3 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 8,850 cfs |
| Year Completed | 1979 (47 years old) |
| NID ID | NY00715 |
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
CHENANGO COUNTY
Local Government
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Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Mill Brook Site 1 Dam?
Mill Brook Site 1 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 Mill Brook Site 1 Dam?
Mill Brook Site 1 Dam is owned by CHENANGO COUNTY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mill Brook Site 1 Dam built?
Mill Brook Site 1 Dam was completed in 1979, making it 47 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 Mill Brook Site 1 Dam?
Mill Brook Site 1 Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mill Brook Site 1 Dam?
Mill Brook Site 1 Dam has a dam height of 52 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 Mill Brook Site 1 Dam last inspected?
Mill Brook Site 1 Dam was last inspected on July 9, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.