Massapoag Lake Dam
Key Takeaway
Massapoag Lake Dam is classified as significant hazard in Massachusetts. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 7 ft (taller than 2.3% in MA) |
| Dam Type | Concrete |
| Max Storage | 6.5K acre-ft |
| Normal Storage | 5.2K acre-ft |
| Surface Area | 353 acres |
| Drainage Area | 4 sq mi |
| NID ID | MA02475 |
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
TOWN OF SHARON, DEPARTMENT OF PUBLIC WORKS
Local Government
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Low Hazard 7 ftFrequently Asked Questions
What is the hazard classification of Massapoag Lake Dam?
Massapoag Lake 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 Massapoag Lake Dam?
Massapoag Lake Dam is owned by TOWN OF SHARON, DEPARTMENT OF PUBLIC WORKS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Massapoag Lake Dam?
Massapoag Lake 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 Massapoag Lake Dam?
Massapoag Lake Dam has a dam height of 7 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 Massapoag Lake Dam last inspected?
Massapoag Lake Dam was last inspected on June 4, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.