427 plants indexed.
Carrier Mills STP is a secondary treatment plant in Saline County, Illinois, serving 2,300 people. It discharges 832.79 units of treated wastewater daily, with a designed capacity of 984.20 units.
ORIENT STP is a secondary treatment plant serving Orient, Illinois, with a population equivalent of 296. It discharges 132.49 thousand gallons per day and has a designed capacity of 177.91 thousand gallons per day.
Tampico STP is a secondary wastewater treatment plant serving 772 residents in Tampico, Illinois. It discharges treated effluent into local waterways under U.S. EPA NPDES regulations.
ONEIDA NORTH LAGOON is a secondary wastewater treatment plant serving 465 people in Knox County, Illinois. It discharges treated effluent into local waterways under US EPA and Illinois EPA regulations.
The Village of Warren wastewater treatment plant in Illinois, USA, serves approximately 1,469 residents with advanced treatment. It discharges 567.81 thousand cubic meters per year and has a designed capacity of 832.79 thousand cubic meters.
Milford STP is a secondary treatment plant serving 1,512 people in Milford, Illinois. It discharges 757.08 cubic meters per day into local waterways within the Iroquois River watershed.
DAHLGREN STP is a secondary treatment plant serving Dahlgren, Illinois, with a designed capacity of 189.27 volume units. It treats wastewater for a population of 514 and discharges treated effluent.
SESSER STP is an advanced wastewater treatment plant in Sesser, Illinois, serving approximately 2,300 residents. It discharges treated water into local waterways with a capacity of 1,514 m³/day.
City of Pinckneyville STP 2 is an advanced wastewater treatment plant in Pinckneyville, Illinois, serving about 5,300 people. It discharges 810.08 million gallons per year and operates under the US Clean Water Act.
Chrisman STP is an advanced wastewater treatment plant serving 1,318 people in Chrisman, Illinois. It discharges 348.26 million gallons per year and has a designed capacity of 643.52 million gallons per year.
IRVING STP is a secondary wastewater treatment plant in Irving, Illinois, serving a population of 665. It discharges 189.27 megaliters annually and has a designed capacity of 264.98 megaliters.
OHLMAN STP is a secondary wastewater treatment plant in Ohlman, Illinois, serving 135 people. It discharges 68.14 megaliters annually and has a designed capacity of 94.64 megaliters.
WITT STP is an advanced wastewater treatment plant serving Witt, Illinois, with a design capacity of 492.10 units and a discharge volume of 416.40 units. It treats wastewater for approximately 1,000 residents.
Louisville STP is a secondary treatment plant in Bond County, Illinois, serving a population of 1,027. It discharges 227.13 cubic meters of treated wastewater daily.
SHANNON SWG TRT PLT is a secondary wastewater treatment plant in Shannon, Illinois, serving a population of 944. It discharges treated water into local waterways, supporting the region's environmental health.
MILLEDGEVILLE STP is a secondary wastewater treatment plant serving 1,183 people in Milledgeville, Illinois. The facility has a designed capacity of 757.08 cubic meters per day and discharges treated effluent into local waterways.
Odell WWTP is a secondary treatment facility serving Odell, Illinois. It treats wastewater for approximately 1,188 residents with a discharge volume of 378.54 m³/day and a designed capacity of 454.25 m³/day.
Springerton STP is a secondary treatment plant serving 181 people in White County, Illinois. It discharges 37.85 m³/day of treated wastewater and has a designed capacity of 75.71 m³/day.
NEWARK STP is a secondary treatment plant serving Newark, Illinois, with a designed capacity of 1,078.84 m³/day and an average discharge of 302.83 m³/day.
Fithian STP is a secondary treatment plant serving 506 people in Vermilion County, Illinois. It discharges 189.27 thousand cubic meters of treated wastewater annually.
UtilityRadar indexes 427 wastewater treatment plants in Illinois, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, City of Pinckneyville STP 2 has the highest designed capacity at 1,654 m3/day.