Sibley Reservoir Dam
Key Takeaway
Sibley Reservoir Dam is classified as significant hazard in Massachusetts. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 19 ft (taller than 67.3% in MA) |
| Dam Length | 460 ft |
| Dam Type | Earth |
| Max Storage | 400 acre-ft |
| Normal Storage | 235 acre-ft |
| Surface Area | 26 acres |
| Drainage Area | 1 sq mi |
| NID ID | MA03362 |
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
SIBLEY RESERVOIR LLC
Private
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Significant Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Sibley Reservoir Dam?
Sibley 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 Sibley Reservoir Dam?
Sibley Reservoir Dam is owned by SIBLEY RESERVOIR LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Sibley Reservoir Dam?
Sibley Reservoir Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sibley Reservoir Dam?
Sibley Reservoir Dam has a dam height of 19 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 Sibley Reservoir Dam last inspected?
Sibley Reservoir Dam was last inspected on June 3, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.