Overview
New Lenox Central STP serves approximately 11,000 residents in New Lenox, Illinois, as part of the municipal wastewater infrastructure. The plant operates under the U.S. Clean Water Act framework.
New Lenox Central STP is a wastewater treatment facility located in New Lenox, Will County, Illinois, serving a population of about 11,000. The plant is part of the municipal infrastructure managed by local authorities, addressing the wastewater needs of this suburban community southwest of Chicago. Under the U.S. Clean Water Act, plants of this scale are typically required to meet secondary treatment standards through the National Pollutant Discharge Elimination System (NPDES) permitting program. The facility's treatment processes are designed to comply with state and federal regulations to protect water quality in the region. The plant discharges treated effluent into local waterways that ultimately drain into the Des Plaines River and then the Illinois River, which flows into the Mississippi River. This watershed supports diverse aquatic life and provides drinking water for downstream communities, making effective treatment essential for ecological and public health.
Environmental context
The plant's treated effluent enters local streams that feed into the Des Plaines River, a tributary of the Illinois River, which joins the Mississippi River. This watershed supports a variety of fish and wildlife species and is an important corridor for migratory birds. The region's water quality is managed under the Clean Water Act to protect these downstream ecosystems.
Frequently asked questions
New Lenox Central STP is located in New Lenox, Will County, Illinois, United States, along West Lincoln Highway.
The plant serves approximately 11,000 residents in the New Lenox area.
The plant discharges treated effluent into local waterways that drain into the Des Plaines River, part of the Mississippi River basin.
The plant operates under the U.S. Clean Water Act, with NPDES permits issued by the Illinois Environmental Protection Agency to ensure compliance with secondary treatment standards.
Plants of this scale typically employ secondary treatment processes, such as activated sludge or trickling filters, to meet EPA standards for organic matter and suspended solids removal.
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