Notice Of Extension Of The Public Comment Period On A Draft Cancer Inhalation Unit Risk Factor For Ethylene Oxide

On April 7, 2023, the Office of Environmental Health Hazard Assessment (OEHHA) released a draft document for public review that summarizes the carcinogenicity data and derives an updated cancer inhalation unit risk factor (IUR) for ethylene oxide. The “Notice of Public Comment Period and Workshops on a Draft Cancer Inhalation Unit Risk Factor for Ethylene Oxide” (OAL Notice File No. Z2023-0328-02) initiated a 45-day public comment period that was scheduled to end on May 22, 2023.

At the request of the American Chemistry Council, OEHHA hereby extends the public comment period. The public comment period will now close on Wednesday, June 14, 2023. 

Public workshops will be held in Southern and Northern California at the following locations and times.

Southern California

May 16, 2023
9:00 AM – 12:00 PM
Room CC-2
South Coast Air Quality Management District
21865 E. Copley Drive
Diamond Bar, CA 91765 

Northern California

May 05, 2023
9:00 AM – 12:00 PM
Sierra Hearing Room
Cal EPA Building
1001 I Street
Sacramento, CA 95814
Public Workshop Recording
Public Workshop Presentation

After the close of the public comment period, the document will be revised as appropriate by OEHHA, and peer reviewed by the state’s Scientific Review Panel on Toxic Air Contaminants. http://www.arb.ca.gov/srp/srp.htm.

The public is strongly encouraged to submit written information via OEHHA’s website, rather than in paper form. Comments may be submitted electronically through the following link: https://oehha.ca.gov/comments

Hard-copy comments may be mailed, faxed, or hand-delivered to the address below:

Dr. Kannan Krishnan

Chief, Air and Site Assessment and Climate Indicators Branch
Office of Environmental Health Hazard Assessment
1001 I Street, 12th Floor
Sacramento, CA, 95814

E-mail: Kannan.Krishnan@oehha.ca.gov

Fax: (916) 323-2265

Telephone: (916) 323-2627