UNITED STATES ENVIRONMENTAL PROTECTION AGENCY 

NATIONAL CENTER FOR ENVIRONMENTAL ASSESSMENT 

WASHINGTON, DC 20460 

ote; Q 3 zo13 OFFICE OF 

RESEARCH AND DEVELOPMENT 

MEMORANDUM 

SUBJECT: Posting EPA-H -2006-0756 to Regulations.gov tor Public Access 

FROM: Joe DeSantis 

ORD/NCEA/IRI 

Vince 

Director, Cogliano IRIS Division ('1 ' 

/ ~ Otlice of Research and Developn ent 

National Center tor Environmental Assessment 

Thru: 

This memorandum authorizes the reopening of EPA-HQ-ORD-2006-0756 to 

Regulations.gov tor public access from December 2, 2013 to December 20, 2013. 

In accordance with recently announced enhancements of the IRIS program, EPA will 

hold a public meeting on December 12-13, 2013 to obtain public input, materials and 

presentations on the draft IRIS assessment "Evaluation of the Inhalation Carcinogenicity 

of Ethylene Oxide" (EPA/635R-131128a and EPA/635/R-131128b) and the draft peer 

review charge questions. The purpose of the public meeting is to allow all interested 

parties to present scientific and technical comments on the draft IRIS health assessment 

and charge questions to EPA and other interested parties attending the meeting. 

Submit your comments, identified by Docket ID No. EPA-HQ-ORD-2006-0756 by one 

of the following methods: 

• \\\\\\ .rcoulations.ol)\': Follow the on-line instructions for submitting 

comments. 

• Email: Dockd ORIJ'a n a.oo\. 

• Fax: 202-566-9744 

• Mail: Office of Environmental Information (OEI) Docket, U.S. 

Environmental Protection Agency, Mail code 28221 T, 1200 Pennsylvania 

Ave, NW, Washington, DC 20460. 

• Hand Delivery: The OEI Docket is located in the EPA Headquarters 

Docket Center, EPA West Building. Room 3334, 1301 Constitution Ave, 
NW., Washington DC. The EPA Docket Center's Public Reading Room 

is open from 8:30a.m. to 4:30p.m., Monday through Friday, excluding 

legal holidays. The telephone number for the Public Reading Room is 

202-566-1744. Deliveries are only accepted during the Docket's normal 

hours of operation, and special arrangements should be made for 

deliveries of boxed information. 

EPA's policy is that all comments received will be included in the public docket without 

change and may be made available online at http: W\\W.rc~ulations.~oY, including any 

personal int(mnation provided, unless the comment includes information claimed to be 

Confidential Business Information (CBI) or other information whose disclosure is 

restricted by statute. Do not submit information that you consider to be CBI or otherwise 

protected through http://~!_!_\ \\.r£g!!Lations g_Q}: or e-mail. The htill.JI\\ \\\\~~lgt (2 ~ 

Web site is an "anonymous access" system, which means EPA will not know your 

identity or contact information unless you provide it in the body of your comment. If you 

send an e-mail comment directly to EPA without going through 

h!tp://www.rcgula!.iQns.!.WV, your e-mail address will be automatically captured and 

included as part of the comment that is placed in the public docket and made available on 

the Internet. If you submit an electronic comment, EPA recommends that you include 

your name and other contact information in the body of your comment and with any disk 

or CD-ROM you submit. If EPA cannot read your comment due to technical difficulties 

and cannot contact you for clarification, EPA may not be able to consider your comment. 

Electronic files should avoid the use of special characters. avoid any form of encryption, 

and be free of any defects or viruses. For additional information about EPA's public 

docket, visit the EPA Docket Center homepage at 

http:/ /'.X\\"" mt. pahom d(lck t:t .htm. 

Should you have any questions regarding this memorandum. please contact Eric Shultz at 

(202) 566-1883, or via email at schultz.cricw Ql .