Warren Township CS Stage IV STP - Municipal Wastewater Treatment in Warren Township, New Jersey

Warren Township CS Stage IV STP is a municipal wastewater treatment facility located in Warren Township, Somerset County, New Jersey. The plant serves a population of approximately 2,560 residents, classifying it as a small-scale treatment facility within the state's wastewater infrastructure network. As a US-based plant, it operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the New Jersey Department of Environmental Protection. For small agglomerations like this, secondary treatment is typically required to meet effluent limits for biochemical oxygen demand and total suspended solids. The plant discharges treated wastewater into local waterways that drain into the Raritan River basin, ultimately reaching Raritan Bay and the Atlantic Ocean. Its operations help protect downstream aquatic habitats and maintain water quality in the ecologically significant Raritan River watershed.

The plant's treated effluent flows into tributaries of the Raritan River, which drains into Raritan Bay and the Atlantic Ocean. This watershed supports diverse aquatic life, including migratory fish species, and provides critical habitat for birds and other wildlife. The Raritan River is a key water resource for central New Jersey, and maintaining its water quality is essential for both ecological health and recreational use.