Indian Brook Reservoir Dam
Key Takeaway
Indian Brook Reservoir Dam is classified as high hazard in New York. It was completed in 1889 and is 137 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 | 43 ft (taller than 89.9% in NY) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 369 acre-ft |
| Normal Storage | 287 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 634 cfs |
| Year Completed | 1889 (137 years old) |
| NID ID | NY00044 |
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 OSSINING
Local Government
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High Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Indian Brook Reservoir Dam?
Indian Brook 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 Indian Brook Reservoir Dam?
Indian Brook Reservoir Dam is owned by VILLAGE OF OSSINING (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Indian Brook Reservoir Dam built?
Indian Brook Reservoir Dam was completed in 1889, making it 137 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 Indian Brook Reservoir Dam?
Indian Brook 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 Indian Brook Reservoir Dam?
Indian Brook Reservoir Dam has a dam height of 43 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 Indian Brook Reservoir Dam last inspected?
Indian Brook Reservoir Dam was last inspected on April 26, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.