[Federal Register Volume 76, Number 59 (Monday, March 28, 2011)]
[Notices]
[Page 17121]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: 2011-7219]


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ENVIRONMENTAL PROTECTION AGENCY

[FRL-9286-7; Docket ID No. EPA-HQ-ORD-2011-0050]


Draft Integrated Science Assessment for Ozone and Related 
Photochemical Oxidants

AGENCY: Environmental Protection Agency (EPA).

ACTION: Notice of extension of public comment.

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SUMMARY: EPA is announcing an extension of the public comment period 
for the first external review draft of a document titled, ``First 
External Review Draft Integrated Science Assessment for Ozone and 
Related Photochemical Oxidants'' (EPA/600/R-10/076A). The original 
Federal Register notice announcing the public comment period was 
published on February 28, 2011 (76 FR 10893). This assessment document 
was developed by the National Center for Environmental Assessment 
(NCEA) within EPA's Office of Research and Development as part of the 
review of the national ambient air quality standards (NAAQS) for ozone.

DATES: The public comment period began on February 28, 2011, and ends 
May 5, 2011. Comments must be received by EPA by May 5, 2011.

ADDRESSES: The ``First External Review Draft Integrated Science 
Assessment for Ozone and Related Photochemical Oxidants'' will be 
available primarily via the Web page under the Recent Additions and 
Publications menus at http://www.epa.gov/ncea. A limited number of CD-
ROM or paper copies will be available. Contact Ms. Debbie Wales by 
phone (919-541-4731), facsimile (919-541-5078), or e-mail 
(wales.deborah@epa.gov) to request either of these, and please provide 
your name, your mailing address, and the document title, ``First 
External Review Draft Integrated Science Assessment for Ozone and 
Related Photochemical Oxidants'' (EPA/600/R-10/076A) to facilitate 
processing of your request.

FOR FURTHER INFORMATION CONTACT: For technical information, contact Dr. 
James Brown, NCEA; telephone: 919-541-0765; facsimile: 919-541-1818; or 
e-mail: Brown.James@epa.gov.
    Comments may be submitted electronically via http://www.regulations.gov, by mail, by facsimile, or by hand delivery/
courier. Please follow the detailed instructions provided in the 
SUPPLEMENTARY INFORMATION section of Federal Register Notice (76 FR 
10893).
    For information on submitting comments to the docket, please 
contact the Office of Environmental Information Docket; telephone: 202-
566-1752; facsimile: 202-566-1753; or e-mail: ORD.Docket@epa.gov.

    Dated: March 22, 2011.
Darrell A. Winner,
Acting Director, National Center for Environmental Assessment.
[FR Doc. 2011-7219 Filed 3-25-11; 8:45 am]
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