Registration Reviews: Chlorpyrifos; Preliminary Evaluation of the Potential Risk from Volatilization

This Notice document was issued by the Environmental Protection Agency (EPA)

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[EPA-HQ-OPP-2008-0850; FRL-9380-7]

Chlorpyrifos Registration Review; Preliminary Volatilization Assessment; Extension of Comment Period


Environmental Protection Agency (EPA).


Notice; extension of comment period.


EPA issued a notice in theFederal Registerissue of February 6, 2013, concerning Chlorpyrifos Registration Review; Preliminary Evaluation of the Potential Risk From Volatilization. This document extends the comment period for 60 days, from March 8, 2013 to May 7, 2013.


Comments, identified by docket identification (ID) number EPA-HQ-OPP-2008-0850, must be received on or before May 7, 2013.


Follow the detailed instructions as provided underADDRESSESin theFederal Registerdocument of February 6, 2013.

For Further Information Contact

Joel Wolf, Pesticide Re-Evaluation Division (7508P), Office of Pesticide Programs, Environmental Protection Agency, 1200 Pennsylvania Ave. NW., Washington, DC 20460-0001; telephone number: (703) 347-0228; email address:

Supplementary Information

This document extends the public comment period established in theFederal Registerissue of February 6, 2013 (78 FR 8522) (FRL-9376-5). In that document, EPA announced the availability for public comment of its preliminary volatilization assessment for the registration review of chlorpyrifos. EPA received requests from several commenters to extend the comment period. EPA is hereby extending the comment period, which was set to end on March 8, 2013, to May 7, 2013.

To submit comments, or access the docket, please follow the detailed instructions as provided underADDRESSESin the February 6, 2013Federal Registerdocument. If you have questions, consult the person listed underFOR FURTHER INFORMATION CONTACT.

List of Subjects

Environmental protection, Chlorpyrifos, Pesticides, Pests.

Dated: February 26, 2013.
Richard P. Keigwin, Jr.,
Director, Pesticide Re-Evaluation Division, Office of Pesticide Programs.
[FR Doc. 2013-05094 Filed 3-5-13; 8:45 am]
Comment Period Closed
May 7 2013, at 11:59 PM ET
ID: EPA-HQ-OPP-2008-0850-0130
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Document Information

Date Posted: Mar 6, 2013
Federal Register Number: 2013-05094
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Comments Received*
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* This count refers to the total comment/submissions received on this document, as of 11:59 PM yesterday. Note: Agencies review all submissions, however some agencies may choose to redact, or withhold, certain submissions (or portions thereof) such as those containing private or proprietary information, inappropriate language, or duplicate/near duplicate examples of a mass-mail campaign. This can result in discrepancies between this count and those displayed when conducting searches on the Public Submission document type. For specific information about an agency’s public submission policy, refer to its website or the Federal Register document.

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