Air in Illinois

• Compliance Assurance and Enforcement Documents for Illinois
• Real-Time Air Pollution Data (AirNow) for Illinois
• RadNet Near-Real-Time Air Monitoring Results from Chicago, IL
• Air Sensor Loan Programs for Communities
• Approved State Implementation Plans (SIPs) in Region 5
• Region 5 Electronic Permits
  • Clean Air Act Permitting in Illinois
• Air Standards Delegations in Illinois
• Illinois Environmental Protection Agency Air Program Exit

Water in Illinois

• Mahomet Aquifer Sole Source Designation - March 2015
• Chicago Lead in Drinking Water Study - August 2013
• Illinois Surface Discharge Permit (ILG62)
• Illinois NPDES Permits
• Boating "No Discharge" Zones in Illinois Exit
  • No Discharge Zones (NDZs) by State
• Impaired waters and TMDLS
  The following links exit the site Exit
  • Illinois 303(d) listing (impaired waters)
  • Illinois TMDL program
  • Illinois State Water Quality Program
  • Illinois Monitoring Program
  • Illinois Water Assessment Program
  • Illinois NonPoint Source Program
  • Illinois NPDES Program
• Water Quality Standards Regulations: Illinois
  • Water Quality Standards - managed by Illinois Environmental Protection Agency (IEPA). The Illinois Pollution Control Board is responsible for adopting Illinois' environmental regulations and deciding contested environmental cases. Other state agencies, such as Illinois Department of Natural Resources, Illinois Natural History Survey, and Illinois Department of Public Health, at times work with IEPA on standards issues. The following links exit the site Exit
    • Illinois Water Quality Standards Information
    • Illinois Pollution Control Board
    • Waterbody and Designated Use Data
    • Illinois Water Quality Reports
    • Illinois Department of Health: Bathing Beaches
• Surface Water Quality Monitoring & Assessment Programs Exit

Water in Region 5

• Great Lakes Initiative (GLI) Clearinghouse
• National Pollutant Discharge Elimination System (NPDES) State Program Authorization Information 
• Impaired Waters and TMDLs in Region 5
• Underground Injection Control in EPA Region 5 (IL, IN, MI, MN, OH, and WI)

Cleanups in Illinois

• Basic Information about Cleanups - lists EPA's cleanup programs (emergency response, Superfund, RCRA Corrective Action and more)
• Search for Superfund Sites Where You Live
• Superfund Advanced Search (for NPL and Non-NPL sites)
• Cleanups in My Community
• Corrective Action Hazardous Waste Clean Ups
• My Environment: Search by Zip Code

Cleanups in Region 5

• Brownfields in Region 5
• Emergency Responses in Region 5