427 plants indexed. Showing 401 matching current filters.
Waterman STP is a secondary treatment plant serving 1,224 people in Waterman, Illinois. It discharges 567.81 thousand cubic meters of treated wastewater annually, operating under US EPA NPDES regulations.
Waverly City of wastewater treatment plant serves Waverly, Illinois, with secondary treatment. It discharges 567.81 units of treated wastewater and has a designed capacity of 681.37 units.
WAYNE CITY STP is a secondary treatment plant serving 1,461 people in Wayne City, Illinois. It discharges 264.98 thousand cubic meters of treated wastewater annually, with a designed capacity of 719.23 thousand cubic meters.
Waynesville wastewater treatment plant in Illinois, USA, serves a small population of 438 with advanced treatment. It discharges 416.40 units of treated wastewater daily.
Wenona Sew Tr Plt is a secondary treatment plant serving 1,108 people in Wenona, Illinois. It discharges 492.10 thousand cubic meters of treated wastewater annually.
Williamsville STP is a secondary treatment plant serving 1,439 people in Sangamon County, Illinois. It discharges 946.35 m³/day of treated wastewater, with a designed capacity of 1,779.14 m³/day.
The WINCHESTER STP and COLLECTION SYSTEM in Scott County, Illinois, is a secondary treatment plant serving approximately 1,593 people. It discharges treated wastewater into local waterways, supporting the region's environmental health.
The Windsor Sewerage System serves approximately 1,178 residents in Windsor, Illinois, providing secondary treatment. The plant has a designed capacity of 567.81 and discharges 454.25 units of treated wastewater.
Winnebago STP is an advanced wastewater treatment plant in Winnebago, Illinois, serving approximately 3,500 people. It discharges treated water into local waterways, supporting the Rock River basin ecosystem.
Winslow WTP is a secondary treatment plant serving 363 people in Winslow, Illinois. It discharges 113.56 megaliters per year and operates under US EPA NPDES regulations.
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.