Water & Sewer


Water and Sewer Services is responsible for:

  • Operating the Northwest and Southeast Wastewater Treatment Plants
  • Providing water quality reports
  • Supplying the City with fresh water

For water outage, sewer backup or emergency, please call the water and sewer hot line 24 hours a day.

Pay Your Bill Online

Pay Your Water / Sewer Bill Online

Water Quality Report

The City of Carbondale is proud of its excellent finished water quality and we are committed to providing you with information about your water supply. This report summarizes the quality of water we provided last year, including details about where your water comes from, what it contains, and how it compares to standards set by regulatory agencies.

The City is pleased to report the water delivered to your home or business complied with, or was better than, all state and federal drinking water requirements. View the most recent water quality report (PDF).

We want our valued customers to be informed about their water quality. If you would like to learn more, please feel welcome to call and schedule a tour or meeting. If you have any questions about this report or concerning your water system, please contact the Water Operations Manager Tony Harrison.

Wastewater Treatment Plants

The City of Carbondale has two wastewater treatment plants, the Southeast and Northwest.

The Southeast was upgraded in 2005 from 3.19 millions of gallons per day average flow to 6 millions of gallons per day with 12.5 million gallons per day max flow. It handles waste from SIU and east side of Carbondale.

The Northwest won Best operated and maintained waste water treatment plant of the year in the state of Illinois for the years of 1985 and 2006. Its capacity is 2.64 millions of gallons per day average with 6.6 max millions of gallons per day. The Northwest handles waste from the west side of Carbondale and All of the industrial waste from the tow industrial parks.