On March 23, 2021, the Village of Oak Brook Village Board of Trustees approved the sale of a portion of the village's water system located outside the corporate limits of the Village to Aqua Illinois. The sale of the water system was finalized on November 29, 2022.
Former Village of Oak Brook Water Customers have recently begun receiving their water service billing from Aqua Illinois.
Please Note: The Village of Oak Brook cannot help with questions about your water service from Aqua Illinois. If you have questions regarding water billing from Aqua Illinois, please call Aqua Illinois customer service at 877.987.2782 daily from 8 a.m. to 5 p.m. For Aqua Illinois after-hours emergencies, please call 877.987.2782 or fax 866.780.8292
The Aqua Illinois website is available here.
All new Aqua Illinois customers should have received a "Welcome Kit". The Aqua Illinois "Welcome Kit" is available here.