Linwood Pond Dam
Key Takeaway
Linwood Pond Dam is classified as high hazard in Massachusetts. It was completed in 1865 and is 161 years old. Its primary use is recreation. 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 | 18 ft (taller than 63.9% in MA) |
| Dam Length | 1,036 ft |
| Dam Type | Earth |
| Max Storage | 517 acre-ft |
| Normal Storage | 300 acre-ft |
| Surface Area | 49 acres |
| Drainage Area | 51 sq mi |
| Year Completed | 1865 (161 years old) |
| NID ID | MA00896 |
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
LINWOOD MILL, INC
Private
Nearby Dams
Whitin Pond Dam
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High Hazard 16 ftRiley Pond Dam
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Low Hazard 15 ftRiverdale Mills
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Low Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Linwood Pond Dam?
Linwood Pond 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 Linwood Pond Dam?
Linwood Pond Dam is owned by LINWOOD MILL, INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Linwood Pond Dam built?
Linwood Pond Dam was completed in 1865, making it 161 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 Linwood Pond Dam?
Linwood 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 Linwood Pond Dam?
Linwood Pond Dam has a dam height of 18 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 Linwood Pond Dam last inspected?
Linwood Pond Dam was last inspected on October 20, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.