Overview
Montville WPCF in Montville, Connecticut serves about 10,446 people. The plant operates under U.S. EPA NPDES permitting and discharges to the Thames River basin.
Montville Water Pollution Control Facility (WPCF) is a municipal wastewater treatment plant located in Montville, Connecticut, within the Southeastern Connecticut Planning Region. The plant serves a population of approximately 10,446 residents, classifying it as a medium-sized facility under state and federal regulations. As a U.S. facility, Montville WPCF operates under the Clean Water Act's National Pollutant Discharge Elimination System (NPDES) permit program, administered by the Connecticut Department of Energy and Environmental Protection (DEEP). The plant's designed capacity is 1.00 million gallons per day, and it is expected to provide at least secondary treatment to meet water quality standards for its receiving waters. The plant discharges treated effluent into the Thames River watershed, which flows south into Long Island Sound. This coastal estuary supports diverse aquatic life, including migratory fish species, and is an important ecological and recreational resource for the region.
Environmental context
Montville WPCF discharges to the Thames River, which flows into Long Island Sound, a major estuary on the Atlantic coast. The Sound supports critical habitats for finfish, shellfish, and migratory birds. As a coastal watershed, nutrient loading from wastewater can contribute to eutrophication, making effective treatment essential for maintaining water quality and ecosystem health.
Frequently asked questions
Montville WPCF is located at 19 Blumenthal Drive, Uncasville, Montville, Connecticut, United States.
The plant serves approximately 10,446 people in the Montville area.
The plant discharges treated effluent into the Thames River, which flows into Long Island Sound.
As a U.S. facility, Montville WPCF operates under the Clean Water Act and is regulated through an NPDES permit issued by the Connecticut Department of Energy and Environmental Protection.
Plants of this scale typically provide secondary treatment, which includes biological processes to remove organic matter and suspended solids, meeting EPA standards for discharge into surface waters.
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