Risk Assessment Report for the Sterigenics Facility in Willowbrook, IL

This report documents in detail the steps taken to estimate risk from ethylene oxide emissions from the Sterigenics facility in Willowbrook, Ill. The conclusions in the report were presented at a public meeting in Burr Ridge, Illinois on May 29, 2019.

• Risk Assessment Report for the Sterigenics Facility in Willowbrook, IL (pdf) (10.64 MB)
• Summary of U.S. EPA's Risk Assessment of EtO Emissions in Willowbrook, IL (pdf) (501.5 KB)
• Appendix 1 to the Risk Assessment Report for the Sterigenics Facility in Willowbrook, IL (pdf) (460.14 KB)
• Appendix 2 to the Risk Assessment Report for the Sterigenics Facility in Willowbrook, IL (pdf) (594.92 KB)
• Appendix 3 to the Risk Assessment Report for the Sterigenics Facility in Willowbrook, IL (pdf) (1.16 MB)
• Appendix 4 to the Risk Assessment Report for the Sterigenics Facility in Willowbrook, IL (pdf) (6.3 MB)