Castleton WPCF | Wastewater Treatment Plant in Castleton, Vermont

Castleton WPCF is a municipal wastewater treatment facility located in Castleton, Vermont, serving a population of approximately 4,268 residents. The plant is situated in Rutland County and plays a key role in managing wastewater from the local community. As a U.S. facility, Castleton WPCF operates under the Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits for discharges. The plant has a designed capacity of 1.00 million gallons per day, indicating it is sized for the community's needs. The treated effluent from Castleton WPCF is discharged into local waterways that ultimately drain into the Lake Champlain basin. Lake Champlain is a large freshwater lake shared by Vermont and New York, supporting diverse aquatic life and recreational activities. The plant's discharge contributes to the overall water quality management of this ecologically significant watershed.

Castleton WPCF discharges into streams that flow into the Lake Champlain basin, a major freshwater lake that drains northward via the Richelieu River into the St. Lawrence River and eventually the Atlantic Ocean. The Lake Champlain watershed supports diverse aquatic ecosystems, including coldwater fisheries and migratory bird habitats. Protecting water quality in this basin is critical due to nutrient loading concerns that can lead to algal blooms.