Hoppin Hill Reservoir Dam
Key Takeaway
Hoppin Hill Reservoir Dam is classified as high hazard in Massachusetts. It was completed in 1910 and is 116 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 | 27 ft (taller than 82.9% in MA) |
| Dam Length | 1,100 ft |
| Dam Type | Earth |
| Max Storage | 441 acre-ft |
| Normal Storage | 244 acre-ft |
| Surface Area | 39 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1910 (116 years old) |
| NID ID | MA00858 |
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
CITY OF ATTLEBORO, PUBLIC WORKS, HIGHWAY
Local Government
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Significant Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Hoppin Hill Reservoir Dam?
Hoppin Hill 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 Hoppin Hill Reservoir Dam?
Hoppin Hill Reservoir Dam is owned by CITY OF ATTLEBORO, PUBLIC WORKS, HIGHWAY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hoppin Hill Reservoir Dam built?
Hoppin Hill Reservoir Dam was completed in 1910, making it 116 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 Hoppin Hill Reservoir Dam?
Hoppin Hill 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 Hoppin Hill Reservoir Dam?
Hoppin Hill Reservoir Dam has a dam height of 27 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 Hoppin Hill Reservoir Dam last inspected?
Hoppin Hill Reservoir Dam was last inspected on November 22, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.