26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Le Roy Sewage Treatment Plant serves the village of Le Roy, Illinois, treating wastewater for approximately 3,566 residents. The plant discharges into local waterways within the Mississippi River basin.
Yorkville Bristol STP serves 15,240 residents in Yorkville, Illinois. The plant operates under the US Clean Water Act, discharging treated wastewater to the Fox River watershed.
MARENGO STP serves Marengo, Illinois, treating wastewater for approximately 7,637 residents. The plant operates under US EPA and Illinois EPA regulations, discharging treated effluent into local waterways.
Huntley West Plant is a municipal wastewater facility serving Huntley, Illinois. It treats wastewater for approximately 9,345 residents under the US Clean Water Act framework.
Huntley East Plant is a municipal wastewater facility serving about 9,345 people in Huntley, Illinois, USA. It operates under the US Clean Water Act's NPDES permit program.
Harvard STP serves approximately 9,000 residents in Harvard, Illinois. The plant operates under the US Clean Water Act framework, treating municipal wastewater before discharge.
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.
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.
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.
McHenry South WWTP serves Crystal Lake, Illinois, treating wastewater for approximately 15,000 residents. The plant operates under U.S. EPA and Illinois EPA regulations for surface water discharge.
McHenry Central STP is a municipal wastewater treatment plant serving approximately 11,928 people in McHenry, Illinois. The plant operates under the US Clean Water Act and EPA NPDES permitting framework.
Fox River Grove STP is a municipal wastewater treatment plant in Illinois, USA, serving about 7,734 residents. It operates under the US Clean Water Act with a designed capacity of 1.00 million gallons per day.
Richmond Sewage TMT Plant serves 1,874 residents in Richmond, Illinois, as part of the municipal wastewater infrastructure. The facility operates under the US Clean Water Act framework.
Woodstock South STP serves approximately 12,385 residents in Woodstock, Illinois. The plant operates under U.S. EPA and Illinois EPA regulations for municipal wastewater treatment.
Woodstock North STP serves about 12,385 people in Woodstock, Illinois. The plant operates under the U.S. Clean Water Act, with treatment standards set by the Illinois Environmental Protection Agency.
East Dundee STP is a municipal wastewater treatment plant serving approximately 3,000 residents in East Dundee, Illinois. The facility operates under the U.S. Clean Water Act framework.
ST CHARLES STP serves approximately 45,614 residents in St. Charles, Illinois. The plant operates under the US Clean Water Act, treating wastewater before discharge to protect local waterways.
Carpentersville WWTP serves approximately 35,000 residents in Carpentersville, Illinois. The plant operates under the U.S. Clean Water Act, with treatment standards set by the Illinois Environmental Protection Agency.
FRWRD South Main STP serves approximately 107,656 people in Elgin, Illinois, discharging treated wastewater into the Fox River watershed. The plant operates under the U. S. Clean Water Act framework.
Fox Metro Water Reclamation District serves over 273,000 people in Montgomery, Illinois, treating wastewater for the Fox River Valley region under US EPA and Illinois EPA regulations.