Gouverneur T STP and On Sites - Secondary Wastewater Treatment in Town of Gouverneur, New York

Gouverneur T STP and On Sites is a municipal wastewater treatment facility located in the Town of Gouverneur, Saint Lawrence County, New York. The plant serves a small population of 450 residents and operates with a designed capacity of 302.83 m³/day, currently treating about 193.06 m³/day of wastewater. As a secondary treatment plant, it meets the standard requirements under the U.S. Clean Water Act for municipal wastewater treatment. The facility's treatment process reduces organic matter and suspended solids before discharge, aligning with National Pollutant Discharge Elimination System (NPDES) permit conditions typical for plants of this scale in New York. The plant's treated effluent is discharged into local waterways within the St. Lawrence River watershed. The receiving water body ultimately flows into the St. Lawrence River and then to the Gulf of St. Lawrence and the Atlantic Ocean. The plant plays a role in protecting downstream water quality in this ecologically significant region.

The plant discharges into a tributary of the St. Lawrence River, which flows into the Gulf of St. Lawrence and the Atlantic Ocean. The St. Lawrence River watershed supports diverse aquatic life, including fish species such as lake sturgeon and Atlantic salmon. The plant's secondary treatment helps reduce nutrient and pollutant loads, protecting downstream ecosystems and recreational water uses.