Long Pond Dam
Key Takeaway
Long Pond 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 | 16 ft (taller than 56.3% in MA) |
| Dam Length | 220 ft |
| Dam Type | Earth |
| Max Storage | 1.0K acre-ft |
| Normal Storage | 800 acre-ft |
| Surface Area | 115 acres |
| Drainage Area | 1 sq mi |
| NID ID | MA00024 |
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
HOUSATONIC WATER WORKS COMPANY
Private
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Low Hazard 13 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 HOUSATONIC WATER WORKS COMPANY (Private). 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: Water Supply. 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 16 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 December 8, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.