Evans Mills V WWTP - Village of Evans Mills, New York Wastewater Treatment Plant

Evans Mills V WWTP is a municipal wastewater treatment facility located in the Village of Evans Mills, Jefferson County, New York. The plant serves a small population of 645 residents and operates under the regulatory framework of the United States Clean Water Act, which requires secondary treatment for municipal discharges. The plant has a designed capacity of 416.39 volume units and currently treats an average daily flow of 177.91 volume units, indicating operational headroom. As a secondary treatment facility, it provides biological treatment to reduce organic pollutants and suspended solids before discharge. The treated effluent is discharged into local streams that drain into the St. Lawrence River watershed, ultimately reaching the Atlantic Ocean. The plant plays a key role in protecting water quality in the region, supporting aquatic life and downstream ecosystems in the St. Lawrence River basin.

The plant discharges into tributaries of the St. Lawrence River, which flows from the Great Lakes to the Gulf of St. Lawrence and the Atlantic Ocean. The watershed supports diverse aquatic species and is an important migratory corridor for fish. The plant's secondary treatment helps reduce nutrient and pollutant loads, protecting downstream water quality in this ecologically sensitive basin.