Below you’ll find a list of Illinois related environmental resources, including National Pollutant Discharge Elimination System (NPDES) permit links for Illinois, Illinois state water regulation website links, and EPA Repository of Documents for Illinois.
- EPA, Illinois NPDES Permits
- Illinois Department of Natural Resources, Offices of Water Resources
- U.S. EPA Repository of Documents: Illinois
If there are additional resources that you think would be valuable, please use the commenting area below to let us know!