427 plants indexed. Showing 256 matching current filters.
Red Bud STP serves approximately 3,700 residents in Red Bud, Illinois. The plant operates under the U.S. Clean Water Act, ensuring treated wastewater meets federal standards before discharge.
Monticello STP and Collection System serves approximately 5,365 residents in Monticello, Illinois. The plant treats municipal wastewater and discharges into the local watershed within the Upper Mississippi River Basin.
Sycamore North WWTP serves approximately 26,000 residents in Sycamore, Illinois, as part of the municipal wastewater infrastructure. The plant operates under U.S. EPA and Illinois EPA regulations.
Cortland Town of wastewater treatment plant serves approximately 4,000 residents in Cortland, Illinois. The facility operates under U.S. Clean Water Act regulations, ensuring treated effluent meets environmental standards.
Metropolis STP serves approximately 7,867 residents in Metropolis, Illinois. The plant operates under the U.S. Clean Water Act, which requires secondary treatment for municipal wastewater facilities.
Carlyle STP and Collection System serves approximately 3,500 residents in Carlyle, Illinois. The plant operates under the U.S. Clean Water Act, which governs wastewater treatment standards for municipal facilities.
Mount Olive North STP serves approximately 3,073 residents in Mount Olive, Illinois. The plant operates under U.S. Clean Water Act regulations for municipal wastewater treatment.
Brighton STP serves approximately 2,254 residents in Brighton, Illinois. The plant operates under the US Clean Water Act's NPDES permit program, ensuring treated effluent meets federal water quality standards.
Carlinville STP is a municipal wastewater treatment plant serving approximately 5,900 residents in Carlinville, Illinois. The facility operates under the U.S. Clean Water Act framework.
BENLD STP is a municipal wastewater treatment plant serving 1,740 people in Macoupin County, Illinois, United States. It operates under the US Clean Water Act framework.
Beardstown STP serves approximately 6,100 residents in Beardstown, Illinois. The plant operates under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.
Harrisburg STP serves approximately 9,832 residents in Harrisburg, Illinois. The plant operates under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater.
ABINGDON STP serves approximately 3,171 people in Knox County, Illinois. The plant operates under the US Clean Water Act framework, treating municipal wastewater before discharge.
GALENA STP serves 3,460 people in Galena, Illinois. The plant discharges into the Galena River watershed, part of the Mississippi River basin.
East Dubuque WWTP serves approximately 1,995 residents in East Dubuque, Illinois. The plant discharges treated wastewater into the Mississippi River, supporting local water quality and downstream ecosystems.
GRANVILLE STP serves approximately 2,009 residents in Granville, Illinois, as part of the municipal wastewater infrastructure. The plant discharges treated effluent into the local watershed within the Illinois River basin.
Benton New WWTP is a projected wastewater treatment plant in Franklin County, Illinois, serving approximately 7,623 people. It will operate under US EPA and state regulations for municipal wastewater.
Benton WWTP and Collection System serves approximately 7,087 people in Franklin County, Illinois, USA. The plant discharges treated wastewater into local waterways, supporting the region's water quality.
West Frankfort STP serves approximately 8,870 residents in West Frankfort, Illinois. The plant operates under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.
Pinckneyville STP 1 is a municipal wastewater treatment plant serving approximately 2,993 people in Pinckneyville, Illinois, United States. It operates under the US Clean Water Act regulatory framework.
UtilityRadar indexes 427 wastewater treatment plants in Illinois, with treatment level, capacity, operator and discharge data on each record.