Overview
NAPERVILLE wastewater treatment plant serves Naperville, Illinois, a large agglomeration of over 128,000 people. The facility operates under the US Clean Water Act, with NPDES permits regulating its discharge to protect local waterways.
NAPERVILLE wastewater treatment plant is located in Naperville, Illinois, serving a population of approximately 128,358. As a large municipal facility, it plays a critical role in managing wastewater for this growing suburban community southwest of Chicago. The plant operates under the regulatory framework of the US Clean Water Act, which requires NPDES permits for all discharges. For a facility of this scale, secondary treatment is the minimum standard, with additional nutrient removal often required to protect downstream water quality. The plant's treatment processes are designed to meet these federal and state standards. The treated effluent is discharged into the DuPage River watershed, which flows into the Illinois River and ultimately the Mississippi River. This river system supports diverse aquatic life and provides drinking water for downstream communities. The plant's performance directly affects the ecological health of these waterways.
Environmental context
The plant discharges into the DuPage River, a tributary of the Illinois River, which joins the Mississippi River. This watershed supports a variety of fish and wildlife, including migratory birds and aquatic species. The downstream environment includes ecologically sensitive areas that benefit from effective nutrient removal to prevent algal blooms and maintain water quality.
Frequently asked questions
The NAPERVILLE plant is located on Plainfield-Naperville Road in Naperville, Illinois, within Will County. It serves the city of Naperville and surrounding areas.
The plant serves a population of approximately 128,358 people, classifying it as a large municipal wastewater treatment facility under US EPA guidelines.
Treated wastewater from the plant is discharged into the DuPage River, which flows into the Illinois River and eventually the Mississippi River. The discharge is regulated under an NPDES permit to protect water quality.
The plant operates under the US Clean Water Act, which requires National Pollutant Discharge Elimination System (NPDES) permits. These permits set limits on pollutants to protect receiving waters.
For a facility of this size, secondary treatment is the minimum standard. Many plants also incorporate advanced treatment for nutrient removal, especially if discharging into sensitive watersheds like the DuPage River.
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