427 plants indexed. Showing 401 matching current filters.
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.
Worden Wastewater Treatment System serves approximately 1,108 residents in Worden, Illinois, providing secondary treatment. The plant discharges treated effluent into local waterways, supporting downstream water quality in the Mississippi River basin
WYANET STP is a secondary treatment plant serving Wyanet, Illinois. It discharges treated wastewater into the Hennepin Canal system, which flows into the Illinois River and ultimately the Mississippi River.
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.
ADDISON WWTP NORTH serves approximately 36,942 people in Addison, Illinois. The plant operates under U.S. EPA and Illinois EPA regulations for wastewater treatment.
ADDISON WWTP SOUTH serves approximately 15,000 residents in Addison, Illinois. The plant operates under the U.S. Clean Water Act, with a designed capacity of 1.00 million gallons per day.
Algonquin WWTF serves approximately 23,276 people in Algonquin, Illinois. The plant operates under the US Clean Water Act via NPDES permits, treating municipal wastewater before discharge.
Altamont STP South serves the community of Altamont, Illinois, treating municipal wastewater for a population of approximately 1,615. The plant operates under the U.S. Clean Water Act framework.
Alton STP is a municipal wastewater treatment plant serving approximately 53,721 people in Alton, Illinois, United States. It operates under the US Clean Water Act framework.
ANNA STP serves Union County, Illinois, treating wastewater for approximately 5,136 residents. The plant operates under U.S. EPA and Illinois EPA regulations, ensuring compliance with Clean Water Act standards.
ANTIOCH STP serves Antioch, Illinois, treating wastewater for approximately 11,375 residents. The plant operates under the U.S. Clean Water Act framework, with a designed capacity of 1.00 million gallons per day.
Barrington STP serves approximately 10,168 residents in Barrington, Illinois. The plant operates under the U.S. Clean Water Act, with a designed capacity of 1.00 million gallons per day.
Bartlett WWTP serves approximately 29,430 residents in Bartlett, Illinois. The plant is part of the municipal wastewater infrastructure in DuPage County, discharging treated water into the local watershed.
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 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.