Long Pond Dam
Key Takeaway
Long Pond Dam is classified as significant hazard in Massachusetts. It was completed in 2006 and is 20 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 8 ft (taller than 6.7% in MA) |
| Dam Length | 190 ft |
| Dam Type | Earth |
| Max Storage | 697 acre-ft |
| Normal Storage | 480 acre-ft |
| Surface Area | 87 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 2006 (20 years old) |
| NID ID | MA00718 |
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 BLANDFORD, BOARD OF WATER COMMISSIONERS
Local Government
Nearby Dams
White Lily Pond Dam
Berkshire, MA
Low Hazard 11 ftWatson Pond
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Low Hazard 8 ftIndian Lake Dam
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High Hazard 15 ftNiskayuna Pond Dam
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Low Hazard 25 ftOtis Reservoir Dam
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High Hazard 32 ftRobin Hood Lake Dam
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Significant Hazard 17 ftLancelot Lake Dam
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High Hazard 19 ftLittle Robin Hood Lake Dam
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Significant 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 TOWN OF BLANDFORD, BOARD OF WATER COMMISSIONERS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Long Pond Dam built?
Long Pond Dam was completed in 2006, making it 20 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 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 8 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 November 9, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.