Air in Illinois

• Real-Time Air Pollution Data (AirNow) for Illinois
• RadNet Near-Real-Time Air Monitoring Results from Chicago, IL
• Approved State Implementation Plans (SIPs) in Region 5
  • EPA-Approved Illinois Regulations (State Implementation Plan)
• Region 5 Electronic Permits
  • Clean Air Act Permitting in Illinois
• Illinois Environmental Protection Agency Air Program Exit

Air in Region 5

• Air Enforcement (Administrative Consent Orders, Consent Agreement and Final Orders, Consent Decrees, Notices of Violation, Findings of Violation)
  • Air enforcement document by category
  • Air enforcement documents by company name
  • Air enforcement documents by state
  • Air enforcement documents by date FY2007-present
  • Air enforcement documents by date FY1999-FY2006
• Region 5 state delegation status
  • 111(d)/129 Standards
  • 112 Major and Area Source Standards

Water in Illinois

• Mahomet Aquifer Sole Source Designation - March 2015
• Chicago Lead in Drinking Water Study - August 2013
• Drinking Water in the Village of Ransom, Illinois
• Illinois Surface Discharge Permit (ILG62)
• MyWater for Illinois
• Illinois Drinking Water
• 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 Mapping Tool
    • 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 Information
• Impaired Waters and TMDLs in Region 5
• NPDES Permits and Announcements in Region 5
• Underground Injection Control in EPA Region 5 (IL, IN, MI, MN, OH, and WI)

Cleanups in Illinois

• Cleanup Sites in Illinois

Cleanups in Region 5

• Brownfields in Region 5
• Cleanups in My Community
• RCRA in Region 5
• Search for Superfund Sites Where You Live