ASTA Webinar – EPA Update on Ethylene Oxide

Webinar Overview

EPA’s rulemaking process for ethylene oxide continues to be a topic of interest and importance to the ASTA membership. The webinar was held on Tuesday, November 17, 2020.

This webinar covered background information and an overview of where EPA is in the process, a discussion on what  EPA gleaned from the ANPRM, information about the NPRM, and any thoughts or information from the EPA for the spice industry on the EPA’s action on ethylene oxide. This session included Q&A which followed the speakers presentations.

A recorded  session is now available for viewing.

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Speakers           Session Title  Session Description
Susan Bartow,
Chemical Review Manager,
Office of Pesticide Programs (OPP/PRD/RMIB)
Ethylene Oxide: EPA Office of Pesticide Programs Update on Registration Review This session will provide an overview of the registration review process for pesticides in the U.S. as mandated by the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA). It will also describe where ethylene oxide is in the registration review process and the projected schedule for the completion of the registration review for ethylene oxide.
Jonathan Witt,
PE Environmental Engineer,
U.S. EPA Office of Air Quality Planning and Standards
Fuels and Incineration Group
Update on Rulemaking for Commercial EtO Sterilization NESHAP An overview of where EPA is in the rulemaking process, including a discussion on what EPA gleaned from the ANPRM and other projects, as well as a discussion on some technical aspects of the rule under consideration as part of our review.

About the Speakers:

Susan Bartow, Chemical Review Manager, EPA’s Office of Pesticide Programs

Susan Bartow has worked for EPA’s Office of Pesticide Programs as a Chemical Review Manger for 16 years. During that time, she has worked on a range of challenging risk management and label implementation issues for various pesticides. Prior to working for EPA, Susan worked in the private sector for 10 years as a contractor to EPA’s Office of Water and to the US Army Corps of Engineers. Susan has extensive experience in nonpoint source water pollution control under the Clean Water Act and with conducting environmental assessments on US military installations under the National Environmental Policy Act. Susan holds a Bachelor’s degree in biology from Ithaca College, and a Master’s of Environmental Management degree from Duke University. When not working, Susan enjoys spending time with her family, and taking long walks outdoors with her dog, Gracie.



Jonathan Witt, Environmental Engineer, EPA’s Office of Air Quality Planning and Standards (OAQPS)

Jonathan Witt is an Environmental Engineer in the EPA’s Office of Air Quality Planning and Standards (OAQPS). OAQPS is responsible for managing the United States’ ambient air quality and air toxics programs. Jonathan serves as the project lead for EPA’s review of the National Emissions Standards for Hazardous Air Pollutants (NESHAPs) for Ethylene Oxide Sterilization. Prior to joining OAQPS in 2016, Jonathan worked for three years as an independent contractor in EPA’s Office of Research of Development. Jonathan holds a B.S. in Environmental Engineering from North Carolina State University and is licensed as a professional engineer in North Carolina.