Graffenburg Reservoir Dam
Key Takeaway
Graffenburg Reservoir Dam is classified as significant hazard in New York. It was completed in 1854 and is 172 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 55 ft (taller than 93.4% in NY) |
| Dam Length | 480 ft |
| Dam Type | Earth |
| Max Storage | 120 acre-ft |
| Normal Storage | 91 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,500 cfs |
| Year Completed | 1854 (172 years old) |
| NID ID | NY00180 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
SITRIN
Private
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High Hazard 44 ftFrequently Asked Questions
What is the hazard classification of Graffenburg Reservoir Dam?
Graffenburg Reservoir Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Graffenburg Reservoir Dam?
Graffenburg Reservoir Dam is owned by SITRIN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Graffenburg Reservoir Dam built?
Graffenburg Reservoir Dam was completed in 1854, making it 172 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 Graffenburg Reservoir Dam?
Graffenburg Reservoir Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Graffenburg Reservoir Dam?
Graffenburg Reservoir Dam has a dam height of 55 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 Graffenburg Reservoir Dam last inspected?
Graffenburg Reservoir Dam was last inspected on June 30, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.