JERSEYVILLE STP SOUTH Wastewater Treatment Plant, Jerseyville, Illinois

JERSEYVILLE STP SOUTH is a municipal wastewater treatment plant located in Jerseyville, Illinois, serving a population of about 8,862 residents. The plant is situated in Jersey County and operates as part of the region's wastewater infrastructure, managed under the regulatory framework of the United States Clean Water Act. As a facility serving a medium-sized community, the plant is expected to meet secondary treatment standards under the National Pollutant Discharge Elimination System (NPDES) permit program. The plant's treatment processes and capacity are designed to handle the wastewater generated by the local population, ensuring compliance with federal and state water quality regulations. The treated effluent from JERSEYVILLE STP SOUTH is discharged into the local watershed, which ultimately drains into the Mississippi River via the Illinois River system. This river basin supports diverse aquatic life and provides water resources for communities downstream. The plant plays a key role in protecting water quality in the region by reducing pollutant loads before discharge.

The plant discharges into the local watershed that flows into the Illinois River, a major tributary of the Mississippi River. The Mississippi River basin is one of the largest in North America, supporting extensive aquatic ecosystems and providing drinking water for millions. The plant's operations help protect downstream water quality, including habitats for fish and migratory birds in the river corridor.