427 plants indexed.
DuPage County DPW Knollwood STP serves approximately 76,000 residents in Burr Ridge, Illinois. The plant is part of the regional wastewater infrastructure managed by DuPage County.
ROBINSON STP serves approximately 7,862 residents in Robinson, Illinois. The plant operates under the US Clean Water Act, which governs wastewater treatment standards for communities of this scale.
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.
Galva Northeast STP serves the community of Galva, Illinois, treating wastewater for approximately 1,864 residents. The plant discharges into local waterways within the Mississippi River basin.
O Fallon City wastewater treatment plant serves approximately 27,190 people in Saint Clair County, Illinois. The facility discharges into local waterways under the US Clean Water Act.
Grand Prairie Sanitary District is a projected wastewater treatment plant in Kane County, Illinois, serving approximately 5,394 people. It will operate under the US Clean Water Act regulatory framework.
Gilberts Village of wastewater treatment plant serves approximately 10,000 residents in Gilberts, Illinois. The facility operates under U.S. Clean Water Act regulations for municipal wastewater treatment.
Roxana Village of wastewater treatment plant serves South Roxana, Illinois, treating wastewater for approximately 4,800 residents. The facility operates under the US Clean Water Act regulatory framework.
Mill Creek Water Reclamation District serves approximately 7,000 people in Kane County, Illinois. The plant treats wastewater from the Mill Creek community before discharging into local waterways.
Kirkland New WWTP is a projected wastewater treatment plant in Kirkland, Illinois, serving approximately 8,155 people. The facility will manage municipal wastewater in DeKalb County.
Freeburg Regional WWTF and Collection is a projected wastewater treatment facility in Freeburg, Illinois, serving 8,170 people. It will manage municipal wastewater under U.S. EPA and state regulations.
Pingree Grove Village of wastewater treatment plant serves approximately 2,000 residents in Pingree Grove, Illinois. The facility operates under the U.S. Clean Water Act framework.
Davis Junction WWTP serves the village of Davis Junction, Illinois, treating wastewater for approximately 591 residents. The plant operates under the U.S. 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.
White Hall STW is a municipal wastewater treatment plant serving approximately 2,922 residents in White Hall, Illinois. The facility operates under U.S. Clean Water Act regulations, ensuring treated effluent meets state and federal standards before d
CARROLTON STP serves Carrollton, Illinois, treating wastewater for approximately 3,064 residents. The plant operates under U.S. EPA and Illinois EPA regulations, discharging treated effluent to local waterways.
OREGON STP serves approximately 4,400 residents in Oregon, Illinois. The plant discharges treated wastewater into the local watershed, contributing to the Rock River basin and ultimately the Mississippi River.
MT MORRIS STP serves Mount Morris, Illinois, treating wastewater for approximately 3,272 residents. The plant operates under the US Clean Water Act's NPDES permit program.
Rochelle wastewater treatment plant serves approximately 11,267 people in Rochelle, Illinois. Located within 10 km of the coast, it discharges treated effluent into the local watershed.
POLO STP serves Buffalo Grove, Illinois, treating wastewater for approximately 2,500 residents. The plant operates under U.S. EPA and Illinois EPA regulations, ensuring compliance with Clean Water Act standards.
UtilityRadar indexes 427 wastewater treatment plants in Illinois, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, DUPAGE CO DPW KNOLLWOOD STP has the highest designed capacity at 1 m3/day.