Water Supply System | DuPage County Department of Public Works

421 North County Farm Road, Wheaton, IL 60187

Eligibility

Residents of DuPage County

Required documents

None

Hours

Monday to Friday, 8:00 am - 4:30 pm

630-964-7503

Voice·

Water Quality Complaints

630-407-6800

Voice·

Main

630-985-7400

Voice·

After Hours and Service Issues

630-985-2905

Voice·

Sewer and Water Bill Inquiries

Website

https://www.dupagecounty.gov/government/departments/public_works/

Languages

English

Application process

To pay water bill: Call, visit in person or visit the website to pay.

Fees

Self-pay

Service area

All ZIP Codes, IL

Provides drinking water, carries out sanitary sewer collection and wastewater treatment in select areas of DuPage County. Also provides assistance with residential and commercial drainage concerns in unincorporated portions of DuPage County.

Date of Last Formal Update

05/26/2026

Data provided by

211 DuPage County

What's Here

Water Supply System

Providing organization

DuPage County Department of Public Works