February 15, 2019
Sterigenics Response to IL EPA Seal Order Read More
February 15, 2019
Sterigenics Response to February 8, 2019 Letter from Congress Read More
February 8, 2019
Sterigenics Issues Statement Regarding Press Conference on Willowbrook Facility Read More
February 5, 2019
Sterigenics Issues Statement on U.S. EPA Ambient Air Sampling Results Read More
February 4, 2019
Sterigenics’ Response to CBS News Segment on Willowbrook Facility Read More
January 26, 2019
Sterigenics Releases Chicago Area Ambient Air Testing Final Report Read More
January 10, 2019
State of Illinois Testing Confirms No Ethylene Oxide Or Ethylene Glycol Contamination Found In Well Water Near Sterigenics Willowbrook Read More
December 19, 2018
Sterigenics Releases Update Regarding EO Air Samples Read More
December 7, 2018
Sterigenics Statement on US EPA Ambient Air Sampling Results Read More
November 29, 2018
Sterigenics Statement To The Willowbrook Community Read More
November 27, 2018
Sterigenics Releases Results of Ambient Air Testing Confirming Background Levels of EO Across Chicagoland Area Read More
November 26, 2018
Sterigenics Comments on EPA’s Statement Regarding Inaccurate Willowbrook Air Test Results Read More
November 21, 2018
EPA Issues Statement Citing Flawed EO Air Samples Read More
November 18, 2018
Sterigenics’ Letter to Willowbrook and Chicagoland Communities
November 13, 2018
Statement From Sterigenics Regarding Illinois General Assembly Hearings
October 30, 2018
Sterigenics Response to IL Attorney General Lawsuit
October 29, 2018
Sterigenics Responds to Hinsdale Village President; Reaffirms Commitment to Safety and Collaboration
October 26, 2018
Sterigenics Releases Statement in Connection With Illinois House Environmental Committee Meeting
Sterigenics reiterates the critical role of its Willowbrook Facility in protecting the public health while adhering to strict regulations and safe operations. Read more
October 18, 2018
Sterigenics Willowbrook Releases Final Air Quality Results to US EPA and IL EPA
The final reports for the compliance emission control tests that were recently completed at Willowbrook reconfirm that that Ethylene Oxide (EO) emission levels are well below permitted levels and also below detection limits.
Click here for summary of final report.
Click here to access the final Willowbrook I report.
Click here to access the final Willowbrook II report.
October 5, 2018
AdvaMed and iBIO Issue Joint Letter To Illinois Attorney General
AdvaMed and iBIO express concern over disruption to EO sterilization at Sterigenics Willowbrook and impact on patients and healthcare industry. Read more
October 4, 2018
Ethylene Oxide Sterilization Association (EOSA) Letter to Illinois Attorney General
EOSA expresses urgent and grave concerns over recent developments. Read more
October 2, 2018
Statement From Sterigenics In Response To Illinois EPA Referral To Attorney General
September 27, 2018
USEPA Letter To Governor Rauner Regarding Sterigenics Willowbrook
Sterigenics Announces Willowbrook Air Quality Test Results
Independent testing shows all tests conducted registered emission levels below detection limits on state-of-the-art approved testing equipment. Read more
Sterigenics issues letter in response to ILEPA request regarding Sterigenics Willowbrook test results.
September 25, 2018
American Chemistry Council Calls For Correction To The 2014 National Air Toxics Assessment
American Chemistry Council (ACC) cites flawed science, calls for correction to the 2014 NATA (National Air Toxics Assessment) and other reports that rely on the Ethylene Oxide IRIS Assessment. Read more
September 21, 2018
Update on Sterigenics Willowbrook Testing
Sterigenics completed a two-day test to confirm EO emission reductions achieved by recent voluntary equipment upgrade at the Willowbrook, Illinois facilities. Click here to read more .
September 18, 2018
Ethylene Oxide Sterilization Association, Inc. (EOSA) issues statement
The Ethylene Oxide Sterilization Association, Inc. (EOSA) issues Statement on IRIS Assessment and recent Federal Reports on EO Emissions. Click here to read the statement.
September 13, 2018
Initial review of the ATSDR report
The ATSDR report is a technical report on recent Ethylene Oxide (EO) emissions monitoring for a two-day period in May 2018 in the Willowbrook, IL area. Click here for more.
Sterigenics’ formal response to Village of Willowbrook letter August 31, 2018
On September 3, 2018, Sterigenics issued a formal response letter to the Village of Willowbrook's letter received August 31, 2018. Click here to read the response letter.