Ashby Reservoir Dam
Key Takeaway
Ashby Reservoir Dam is classified as significant hazard in Massachusetts. It was completed in 1918 and is 108 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 28 ft (taller than 84.2% in MA) |
| Dam Length | 180 ft |
| Dam Type | Concrete |
| Max Storage | 294 acre-ft |
| Normal Storage | 198 acre-ft |
| Surface Area | 41 acres |
| Drainage Area | 2 sq mi |
| Year Completed | 1918 (108 years old) |
| NID ID | MA00334 |
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
CITY OF FITCHBURG, OFFICE OF THE MAYOR
Local Government
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High Hazard 40 ftFrequently Asked Questions
What is the hazard classification of Ashby Reservoir Dam?
Ashby 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 Ashby Reservoir Dam?
Ashby Reservoir Dam is owned by CITY OF FITCHBURG, OFFICE OF THE MAYOR (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ashby Reservoir Dam built?
Ashby Reservoir Dam was completed in 1918, making it 108 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 Ashby Reservoir Dam?
Ashby 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 Ashby Reservoir Dam?
Ashby Reservoir Dam has a dam height of 28 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 Ashby Reservoir Dam last inspected?
Ashby Reservoir Dam was last inspected on December 3, 2013. Inspection dates indicate when a formal review occurred, not the results of that inspection.