Overview
Greenwich WPCF serves approximately 50,581 people in Greenwich, Connecticut. The plant operates under the U.S. Clean Water Act, with a designed capacity of 1.00 million gallons per day.
Greenwich WPCF is a municipal wastewater treatment facility located on Grass Island in Belle Haven, Greenwich, Connecticut. Serving a population of around 50,581, the plant is part of the region's infrastructure managed under the U.S. Clean Water Act. As a medium-sized agglomeration, the plant is expected to meet secondary treatment standards under the Clean Water Act, with permits issued by the Connecticut Department of Energy and Environmental Protection. The designed capacity of 1.00 million gallons per day supports the community's wastewater needs. The plant discharges treated effluent into Long Island Sound, a vital estuary that supports diverse marine life and recreational activities. The facility plays a key role in protecting this coastal ecosystem from nutrient pollution and pathogens.
Environmental context
Greenwich WPCF discharges into Long Island Sound, a major estuary that connects to the Atlantic Ocean. The sound supports diverse aquatic life, including fish, shellfish, and migratory birds. Protecting water quality is critical for maintaining the ecological health of this coastal environment.
Frequently asked questions
Greenwich WPCF is located on Grass Island in Belle Haven, Greenwich, Connecticut, United States.
The plant serves approximately 50,581 people in the Greenwich area.
The plant discharges treated effluent into Long Island Sound, a major estuary that flows into the Atlantic Ocean.
The plant operates under the U.S. Clean Water Act, with National Pollutant Discharge Elimination System (NPDES) permits issued by the Connecticut Department of Energy and Environmental Protection.
Plants of this scale typically require secondary treatment as a minimum under the Clean Water Act, with potential additional nutrient removal to protect sensitive water bodies like Long Island Sound.
Nearby plants