427 plants indexed. Showing 259 matching current filters.
CHANNAHON STP serves approximately 6,200 people in Channahon, Illinois. The plant operates under the U.S. Clean Water Act, which requires secondary treatment for municipal wastewater.
Charleston WWTP serves approximately 32,000 residents in Charleston, Illinois. The plant discharges treated wastewater into local waterways within the Mississippi River basin.
COAL CITY STP serves Coal City, Illinois, treating wastewater for approximately 4,751 residents. The plant operates under U.S. EPA and Illinois EPA regulations, discharging treated effluent to local waterways.
Collinsville STP serves approximately 34,578 residents in Collinsville, Illinois. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge to protect local waterways.
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.
Crest Hill STW East is a municipal wastewater treatment plant serving approximately 10,861 people in Crest Hill, Illinois, USA. It operates under the US Clean Water Act and EPA NPDES permitting framework.
CREST HILL STW WEST is a wastewater treatment plant serving Crest Hill, Illinois, USA. It treats wastewater for a population of approximately 9,179 and discharges into the local watershed.
Creve Coeur STP serves approximately 9,500 residents in Creve Coeur, Illinois. The plant operates under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.
Crystal Lake STP 1&2 serves approximately 78,000 residents in Crystal Lake, Illinois. The plant operates under the U. S. Clean Water Act, which mandates secondary treatment for municipal wastewater.
Crystal Lake STP 3 serves 1,832 residents in Crystal Lake, Illinois. The plant operates under the US Clean Water Act framework for small agglomerations.
DANVILLE STW serves approximately 57,000 residents in Danville, Illinois, as part of the city's municipal wastewater infrastructure. The plant discharges treated effluent into the Vermilion River watershed, which flows to the Wabash River and ultimat
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.
Decatur Sanitary District serves approximately 103,859 people in Decatur, Illinois. The plant operates under the US Clean Water Act, managing wastewater for this medium-to-large agglomeration.
Deerfield STP and Coll System serves approximately 21,000 residents in Deerfield, Illinois. The plant is located within 50 km of Lake Michigan and operates under US Clean Water Act regulations.
DeKalb Sanitary District serves approximately 55,286 people in DeKalb, Illinois. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to protect local waterways.
Dixon Sewage Treatment serves approximately 15,876 residents in Dixon, Illinois. The plant operates under the U.S. Clean Water Act, managing wastewater for this inland community.
Downers Grove SD and COLL SYST serves 60,000 people in Downers Grove, Illinois. The plant operates under the US Clean Water Act's NPDES permit program for municipal wastewater treatment.
DU QUOIN STP serves Du Quoin, Illinois, treating wastewater for approximately 8,800 residents. The plant operates under U.S. EPA and Illinois EPA regulations, discharging treated effluent into local waterways.
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.
Dupo Sewage Works serves approximately 4,879 residents in Dupo, Illinois, as part of the municipal wastewater infrastructure. The plant operates under the U.S. Clean Water Act framework.