3 plants indexed.
New Memphis SD Wastewater is an advanced treatment plant in Clinton County, Illinois, serving 350 people. It treats wastewater to high standards before discharge, supporting local water quality.
CENTRALIA STP serves approximately 15,738 people in Clinton County, Illinois. The plant operates under the U.S. Clean Water Act, which requires secondary treatment for municipal wastewater facilities of this scale.
New Baden STP is a municipal wastewater treatment plant in Clinton County, Illinois, serving approximately 3,105 people. The facility operates under the U.S. Clean Water Act's NPDES permit program.