Marlborough Westerly WWTP, Marlborough

Overview

Marlborough Westerly WWTP serves 6,321 people in Marlborough, Massachusetts. The plant discharges treated wastewater into the local watershed, contributing to the protection of downstream water quality.

Marlborough Westerly WWTP is a municipal wastewater treatment facility located at 50 Boundary Street in Marlborough, Massachusetts, United States. It serves a population of approximately 6,321 residents in the western part of the city, operating as part of the region's wastewater infrastructure. As a US-based plant serving a small agglomeration, it 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. These permits set effluent limits to protect receiving water quality, with secondary treatment being the standard for municipal plants of this scale. The plant discharges treated effluent into a local water body that ultimately drains into the Sudbury River, a tributary of the Concord River, which flows into the Merrimack River and eventually reaches the Atlantic Ocean. This watershed supports diverse aquatic life and provides recreational and ecological value to the region.

Environmental context

The plant's discharge enters the Sudbury River watershed, which flows into the Concord River and then the Merrimack River before reaching the Atlantic Ocean. This river system supports diverse fish populations and provides habitat for migratory species. The watershed is ecologically sensitive, with areas of wetlands and floodplains that benefit from maintained water quality.

Frequently asked questions

Marlborough Westerly WWTP is located at 50 Boundary Street in Marlborough, Massachusetts, United States.

The plant serves approximately 6,321 residents in the western part of Marlborough.

The plant discharges treated effluent into the local watershed, which flows into the Sudbury River, a tributary of the Concord River, ultimately reaching the Atlantic Ocean.

As a US municipal wastewater plant, it operates under the Clean Water Act and is regulated by an NPDES permit issued by the Massachusetts Department of Environmental Protection.

For small agglomerations like this, secondary treatment is the standard requirement under the Clean Water Act, which typically involves biological processes to reduce organic matter and suspended solids.