Long Pond Dam
Key Takeaway
Long Pond Dam is classified as significant hazard in Massachusetts. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 12 ft (taller than 32.1% in MA) |
| Dam Length | 900 ft |
| Dam Type | Earth |
| Max Storage | 830 acre-ft |
| Normal Storage | 413 acre-ft |
| Surface Area | 95 acres |
| Drainage Area | 3 sq mi |
| NID ID | MA02407 |
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 EASTON, BOARD OF SELECTMEN
Local Government
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Low Hazard 8 ftFrequently Asked Questions
What is the hazard classification of Long Pond Dam?
Long Pond 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 Long Pond Dam?
Long Pond Dam is owned by TOWN OF EASTON, BOARD OF SELECTMEN (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Long Pond Dam?
Long Pond 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 Long Pond Dam?
Long Pond Dam has a dam height of 12 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 Long Pond Dam last inspected?
Long Pond Dam was last inspected on May 31, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.