Illinois hosts 49 Superfund cleanup sites, 1,035 facilities reporting to EPA's Toxic Release Inventory, and 726 facilities currently in significant noncompliance with federal environmental laws. EPA has assessed $206.5M in lifetime penalties across these facilities, and TRI reporters released roughly 32.5M pounds of regulated chemicals on-site in the latest reporting year. The single largest on-site releaser is Prairie State Generating Station in Marissa, reporting 6.7M lb to EPA.
| Site | City | Status |
|---|---|---|
| Acme Solvent Reclaiming Inc Morristown Plant | Morristown | Construction complete |
| Acme Steel Coke Plant | Chicago | Listed on NPL |
| Adams County Quincy Landfills 2 3 | Quincy | Construction complete |
| Amoco Chemicals Joliet Landfill | Joliet | Cleanup underway |
| Asarco Taylor Springs | Taylor Springs | Cleanup underway |
| Bautsch Gray Mine | Galena | Cleanup underway |
| Beloit Corp | Rockton | Construction complete |
| Byron Salvage Yard | Byron | Ready for anticipated reuse |
| Central Illinois Public Service Co | Taylorville | Ready for anticipated reuse |
| Chemetco | Hartford | Listed on NPL |
| Circle Smelting Corp | Beckemeyer | Proposed for NPL |
| Cross Brothers Pail Recycling Pembroke | Pembroke Township | Construction complete |
| Depue New Jersey Zinc Mobil Chemical Corp | Depue | Cleanup underway |
| Eagle Zinc Co Div T L Diamond | Hillsboro | Cleanup underway |
| Estech General Chemical Company | Calumet City | Listed on NPL |
| Galesburg Koppers Co | Galesburg | Ready for anticipated reuse |
| H O D Landfill | Antioch | Construction complete |
| Hegeler Zinc | Danville | Cleanup underway |
| Indian Refinery Texaco Lawrenceville | Lawrenceville | Listed on NPL |
| Interstate Pollution Control Inc | Rockford | Construction complete |
| Jennison Wright Corporation | Granite City | Construction complete |
| Johns Manville Corp | Waukegan | Construction complete |
| Joliet Army Ammunition Plant Load Assembly Packing Area | Joliet | Ready for anticipated reuse |
| Joliet Army Ammunition Plant Manufacturing Area | Joliet | Ready for anticipated reuse |
| Kerr Mcgee Kress Creek West Branch Of Dupage River | Dupage County | Ready for anticipated reuse |
| Kerr Mcgee Residential Areas | West Chicago | Ready for anticipated reuse |
| Lake Calumet Cluster | Chicago | Cleanup underway |
| Lasalle Electric Utilities | La Salle | Construction complete |
| Lenz Oil Service Inc | Lemont | Ready for anticipated reuse |
| Matthiessen And Hegeler Zinc Company | La Salle | Cleanup underway |
| Mig Dewane Landfill | Belvidere | Ready for anticipated reuse |
| Nl Industries Taracorp Lead Smelter | Granite City | Construction complete |
| Old American Zinc Plant | Fairmont City | Listed on NPL |
| Ottawa Radiation Areas | Ottawa | Cleanup underway |
| Outboard Marine Corp | Waukegan | Construction complete |
| Pagel S Pit | Rockford | Construction complete |
| Parsons Casket Hardware Co | Belvidere | Cleanup underway |
| Sandoval Zinc Company | Sandoval | Listed on NPL |
| Sangamo Electric Dump Crab Orchard National Wildlife Refuge Usdoi | Carterville | Cleanup underway |
| Sauget Area 1 | Sauget | Proposed for NPL |
| Sauget Area 2 | Sauget | Cleanup underway |
| Savanna Army Depot Activity | Savanna | Cleanup underway |
| Schroud Property | Chicago | Listed on NPL |
| Southeast Rockford Ground Water Contamination | Rockford | Cleanup underway |
| Tri County Landfill Co Waste Management Of Illinois Inc | Elgin | Ready for anticipated reuse |
| Velsicol Chemical Corp Marshall Plant | Marshall | Ready for anticipated reuse |
| Wauconda Sand Gravel | Wauconda | Ready for anticipated reuse |
| Woodstock Municipal Landfill | Woodstock | Ready for anticipated reuse |
| Yeoman Creek Landfill | Waukegan | Construction complete |