Overview
Holyoke Collection System serves 47,773 people in Holyoke, Massachusetts. The plant operates under the US Clean Water Act, managing municipal wastewater in the Connecticut River watershed.
The Holyoke Collection System is a municipal wastewater facility serving approximately 47,773 residents in Holyoke, Massachusetts. Located in Hampden County, the plant is part of the city's infrastructure for managing domestic and industrial wastewater from the urban area. As a US facility serving a medium-sized agglomeration, the plant is subject to the Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting. Plants of this scale typically employ secondary treatment to meet federal standards for organic matter and suspended solids removal. The plant discharges into the Connecticut River watershed, which flows southward through Massachusetts and Connecticut before emptying into Long Island Sound. This river system supports diverse aquatic life and provides drinking water for downstream communities, making effective wastewater treatment critical for regional water quality.
Environmental context
The Holyoke Collection System discharges into the Connecticut River basin, which drains into Long Island Sound. The Connecticut River is the largest river in New England, supporting diverse fish populations including Atlantic salmon and American shad. The watershed provides habitat for migratory birds and other wildlife, and its health is vital for recreational and ecological uses downstream.
Frequently asked questions
The Holyoke Collection System is located in Holyoke, Hampden County, Massachusetts, United States, at the former power station on Berkshire Street in the Springdale neighborhood.
The Holyoke Collection System serves approximately 47,773 people in the Holyoke area.
The plant discharges treated wastewater into the Connecticut River watershed, which flows southward to Long Island Sound.
As a US wastewater facility, the Holyoke Collection System operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Massachusetts Department of Environmental Protection.
For a medium-sized agglomeration like Holyoke, secondary treatment is standard under the Clean Water Act, which requires removal of at least 85% of biochemical oxygen demand and suspended solids.
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