These are the drinking water topics that we believe might be of most interest to you as a citizen of Illinois. For even more information, visit our main drinking water page.
- Public Water Users, including drinking water permitting and compliance information, groundwater quality protection, and groundwater contamination notices.
- Private Well Users, including well water testing, common contaminants, well maintenance, septic system maintenance, location and construction of new wells, and groundwater contamination notices.
- Drinking Water Watch, which provides information about the water quality of community water supplies.
- Safe Water Wells Initiative
- Source Water Assessment and Protection, including fact sheets.
For even more information, visit our main drinking water page.