Mclean Reservoir Dam
Key Takeaway
Mclean Reservoir Dam is classified as significant hazard in Massachusetts. It was completed in 1903 and is 123 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 35 ft (taller than 90.8% in MA) |
| Dam Length | 700 ft |
| Dam Type | Earth |
| Max Storage | 1.2K acre-ft |
| Normal Storage | 1.1K acre-ft |
| Surface Area | 59 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1903 (123 years old) |
| NID ID | MA00539 |
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
CITY OF HOLYOKE, WATER WORKS
Local Government
Nearby Dams
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High Hazard 19 ftLyman Mill Pond Dam
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Significant Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Mclean Reservoir Dam?
Mclean Reservoir 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 Mclean Reservoir Dam?
Mclean Reservoir Dam is owned by CITY OF HOLYOKE, WATER WORKS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mclean Reservoir Dam built?
Mclean Reservoir Dam was completed in 1903, making it 123 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 Mclean Reservoir Dam?
Mclean Reservoir 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 Mclean Reservoir Dam?
Mclean Reservoir Dam has a dam height of 35 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 Mclean Reservoir Dam last inspected?
Mclean Reservoir Dam was last inspected on October 30, 2013. Inspection dates indicate when a formal review occurred, not the results of that inspection.