Overview
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.
CARROLTON STP is a municipal wastewater treatment plant located in Carrollton, Illinois, serving a population of about 3,064. The facility is situated in Greene County and is part of the region's essential water infrastructure. As a small-scale plant, it is subject to the U.S. Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting, administered by the Illinois Environmental Protection Agency. Treatment processes typically include primary and secondary treatment to meet state and federal effluent standards. The plant's treated effluent is discharged into local receiving waters, which ultimately flow into the Mississippi River basin. This contributes to the protection of downstream aquatic ecosystems and supports water quality in the region.
Environmental context
The plant discharges into local streams that drain into the Illinois River and eventually the Mississippi River. This watershed supports diverse aquatic life and is an important migratory corridor for fish and birds. Protecting water quality in this basin is critical for maintaining ecological health and downstream uses.
Frequently asked questions
CARROLTON STP is located at 468 Virginia Avenue, Carrollton, Illinois, in Greene County, United States.
The plant serves approximately 3,064 residents in the Carrollton area.
The plant discharges treated effluent into local waterways that flow into the Illinois River and eventually the Mississippi River.
The plant operates under the U.S. Clean Water Act and is permitted through the National Pollutant Discharge Elimination System (NPDES), administered by the Illinois Environmental Protection Agency.
Small plants in the U.S. typically use secondary treatment, including biological processes, to meet EPA effluent guidelines and protect receiving water quality.
Nearby plants