Skip to Content

Proposed Rule

Approval and Promulgation of Air Quality Implementation Plans; Maryland; Attainment Demonstration for the Baltimore 8-Hour Ozone Moderate Nonattainment Area; Reopening of Comment Period

Document Details

Information about this document as published in the Federal Register.

Enhanced Content

Relevant information about this document from provides additional context. This information is not part of the official Federal Register document.

Published Document

This document has been published in the Federal Register. Use the PDF linked in the document sidebar for the official electronic format.

Start Preamble


Environmental Protection Agency (EPA).


Proposed rules; reopening of comment period.


EPA is reopening the comment period for a document published on May 8, 2009 (74 FR 21594). In this May 8, 2009 document, EPA proposed to disapprove the ozone attainment demonstration portion of a comprehensive State Implementation Plan (SIP) revision submitted by the State of Maryland to meet the Clean Air Act (CAA) requirements for attaining the 8-hour ozone national ambient air quality standard (NAAQS) for the Baltimore moderate nonattainment area (Baltimore Area). The comment period on this proposed action closed on June 8, 2009. At the request of the State of Maryland, EPA is reopening the comment period through August 7, 2009. EPA will consider all comments submitted on this proposed action from May 8, 2009 through August 7, 2009.


Comments must be received on or before August 7, 2009.


Submit your comments, identified by Docket ID Number EPA-R03-OAR-2008-0931 by one of the following methods:

A. Follow the on-line instructions for submitting comments.

B. E-mail:

C. Mail: EPA-R03-OAR-2008-0931, Cristina Fernandez, Air Quality Planning Branch, Mailcode 3AP21, U.S. Environmental Protection Agency, Region III, 1650 Arch Street, Philadelphia, Pennsylvania 19103.

D. Hand Delivery: At the previously-listed EPA Region III address. Such deliveries are only accepted during normal hours of operation, and special arrangements should be made for deliveries of boxed information.

Instructions: Direct your comments to Docket ID No. EPA-R03-OAR-2008-0931. EPA's policy is that all comments received will be included in the public docket without change, and may be made available online at, including any personal information 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 or e-mail. The 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, 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, any form of encryption, and be free of any defects or viruses.

Docket: All documents in the electronic docket are listed in the index. Although listed in the index, some information is not publicly available, i.e., CBI or other information whose disclosure is restricted by statute. Certain other material, such as copyrighted material, is not placed on the Internet and will be publicly available only in hard copy form. Publicly available docket materials are available either electronically in or in hard copy during normal business hours at the Air Protection Division, U.S. Environmental Protection Agency, Region III, 1650 Arch Street, Philadelphia, Pennsylvania 19103. Copies of the State submittal are available at the Maryland Department of the Environment, 1800 Washington Boulevard, Suite 705, Baltimore, Maryland 21230.

Start Further Info


Cristina Fernandez, (215) 814-2178, or by e-mail at Please note that while questions on the May 8, 2009 proposed rule for the Baltimore area may be posed via telephone and e-mail, formal comments must be submitted in writing, as indicated in the ADDRESSES section of this document.

Start Signature

Dated: June 11, 2009.

William C. Early,

Acting Regional Administrator, Region III.

End Signature End Further Info End Preamble

[FR Doc. E9-14601 Filed 6-19-09; 8:45 am]