[Federal Register Volume 76, Number 228 (Monday, November 28, 2011)]
[Notices]
[Pages 72919-72920]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: 2011-30555]


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ENVIRONMENTAL PROTECTION AGENCY

[FRL-9496-9; 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 second external review draft of a document titled, ``Second 
External Review Draft Integrated Science Assessment for Ozone and 
Related Photochemical Oxidants'' (EPA/600/R-10/076B). The original 
Federal Register notice announcing the public comment period was 
published on September 30, 2011 (76 FR 60820). 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 September 30, 2011, and ends 
December 30, 2011. Comments must be received by EPA by December 30, 
2011.

ADDRESSES: The ``Second 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. Marieka Boyd by 
phone ((919) 541-0031) facsimile ((919) 541-5078) or email 
(Boyd.Marieka@epa.gov) to request either of these, and please provide 
your name, your mailing address, and the

[[Page 72920]]

document title, ``Second External Review Draft Integrated Science 
Assessment for Ozone and Related Photochemical Oxidants'' (EPA/600/R-
10/076B) 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 email: 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 
60820).
    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 email: 
ORD.Docket@epa.gov.

    Dated: November 18, 2011.
Darrell A. Winner,
Acting Director, National Center for Environmental Assessment.
[FR Doc. 2011-30555 Filed 11-25-11; 8:45 am]
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