427 plants indexed.
Batavia STP serves about 26,000 residents in Batavia, Illinois, treating municipal wastewater before discharge to the Fox River. The plant operates under the U.S. Clean Water Act via an NPDES permit.
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.
Beecher STP serves the village of Beecher, Illinois, treating wastewater for approximately 4,359 residents. The plant discharges treated effluent into local waterways within the Kankakee River basin.
Belleville STP 1 serves approximately 52,300 residents in Belleville, Illinois, as part of the city's municipal wastewater infrastructure. The plant operates under U.S. EPA and Illinois EPA regulatory oversight.
Belvidere New WWTP is a projected municipal wastewater treatment plant in Belvidere, Illinois, serving approximately 59,000 people. It will operate under the US Clean Water Act framework.
Belvidere STP serves approximately 41,500 residents in Belvidere, Illinois. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge to protect local waterways.
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.
Bensenville Main WWTP and Coll System serves approximately 28,180 residents in Bensenville, Illinois. The plant operates under U.S. EPA and Illinois EPA regulations, treating wastewater before discharge to local waterways.
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.
The Bloomingdale Village of wastewater treatment plant serves approximately 25,000 residents in Bloomingdale, Illinois. It operates under the US Clean Water Act, with a designed capacity of 1.00 million gallons per day.
Bloomington Normal Southeast New wastewater treatment plant serves approximately 48,490 people in Bloomington, Illinois. The facility operates under the U.S. Clean Water Act framework for municipal wastewater management.
Bloomington Normal West Old STP serves approximately 124,377 people in Bloomington, Illinois. The plant is part of the municipal wastewater infrastructure for the Bloomington-Normal area.
Braidwood STP serves approximately 3,800 residents in Braidwood, Illinois. The plant operates under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.
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.
Bushnell East WWTP serves approximately 3,221 residents in Bushnell, Illinois. The plant is part of the municipal wastewater infrastructure regulated under the US Clean Water Act.
BYRON STP serves approximately 3,000 people in Byron, Illinois. The plant discharges treated wastewater into local waterways within the Rock River basin.
Cairo STP serves the city of Cairo, Illinois, treating wastewater for approximately 6,552 residents. The plant operates under the US Clean Water Act framework, discharging treated effluent into the Mississippi River basin.
Calumet WRP is a major wastewater treatment plant in Chicago, Illinois, serving over 1.1 million people. It operates under the US Clean Water Act and discharges treated effluent into the Calumet River system, which flows to Lake Michigan.
Canton West STP serves the city of Canton, Illinois, treating wastewater for approximately 15,300 residents. The plant discharges into the local watershed, ultimately draining to the Illinois River and Mississippi River system.