
[Federal Register Volume 77, Number 13 (Friday, January 20, 2012)]
[Proposed Rules]
[Page 2943]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: 2012-1123]


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ENVIRONMENTAL PROTECTION AGENCY

40 CFR Parts 52 and 81

[EPA-R05-OAR-2010-0523; FRL-9619-8]


Approval and Promulgation of Implementation Plans and Designation 
of Areas for Air Quality Planning Purposes; Illinois; Redesignation of 
the Illinois Portion of the St. Louis, MO-IL Area to Attainment for the 
1997 8-Hour Ozone Standard

AGENCY: Environmental Protection Agency (EPA).

ACTION: Proposed rule; extension of public comment period.

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SUMMARY: EPA is extending the comment period for a proposed rule 
published December 22, 2011 (76 FR 79579). On December 22, 2011, EPA 
proposed to approve the State of Illinois' request to redesignate the 
Illinois portion of the St. Louis, MO-IL nonattainment area (Jersey, 
Madison, Monroe, and St. Clair Counties) to attainment for the 1997 8-
hour ozone National Ambient Air Quality Standard (NAAQS). In 
conjunction with the proposed approval of the redesignation request, 
EPA proposed to approve, as a revision to the Illinois State 
Implementation Plan, the State's plan for maintaining the 1997 8-hour 
ozone NAAQS through 2025 in the area. EPA also proposed to approve the 
2002 emissions inventory as meeting the comprehensive emissions 
inventory requirement of the Clean Air Act for the Illinois portion of 
the St. Louis area. Finally, EPA proposed to approve the State's 2008 
and 2025 Motor Vehicle Emission Budgets for the Illinois portion of the 
St. Louis area. In response to a December 22, 2011, request from David 
C. Bender, EPA is extending the comment period for 30 days.

DATES: Comments. The public comment period for the proposed rule 
published December 22, 2011 (76 FR 79579) is being extended for 30 days 
to February 22, 2012.

ADDRESSES: Submit comments, identified by Docket ID No. EPA-R05-OAR-
2010-0523, to: Douglas Aburano, Chief, Attainment Planning and 
Maintenance Section, Air Programs Branch (AR-18J), U.S. Environmental 
Protection Agency, Region 5, 77 West Jackson Boulevard, Chicago, 
Illinois 60604, (312) 353-6960, aburano.douglas@epa.gov. Additional 
instructions to comment can be found in the notice of proposed 
rulemaking published December 22, 2011 (76 FR 79579).

FOR FURTHER INFORMATION CONTACT: Kathleen D'Agostino, Environmental 
Engineer, Attainment Planning and Maintenance Section, Air Programs 
Branch (AR-18J), U.S. Environmental Protection Agency, Region 5, 77 
West Jackson Boulevard, Chicago, Illinois 60604, (312) 886-1767, 
dagostino.kathleen@epa.gov.

    Dated: January 9, 2012.
Susan Hedman,
Regional Administrator, Region 5.
[FR Doc. 2012-1123 Filed 1-19-12; 8:45 am]
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