ENVIRONMENTAL PROTECTION AGENCY 40 CFR Part 52 [EPA

-R04-0AR

-2010-0150-201009(b); FRLApproval and Promulgation ofImplementation Plans: Tennessee; Visibility Impairment

Prevention for Federal Class IAreas; Removal ofFederally PromulgatedProvisions

AGENCY: Environmental Protection Agency (EPA) ACTION: Proposed rule. SUMl\fARY: EPA is proposing to remedy an inadvertent omission in the Tennessee State ImplementationPlan (SIP) regarding visibility in 40 CFR 52.2234. EPA approved Tennessee's visibility rules addressing new source review on July 18, 1996, and aplan addressing monitoring and reporting ofvisibility on July 2, 1997. EPA's approval of these rules neglected to remove the previous federally promulgatedprovisions from the Federal Implementation Plan contained in40 CFR 52.2234. EPA is proposing to correct this omission in this rulemaking. This action is being taken pursuant to section 110ofthe Clean AirAct. In the Final Rules Section ofthis Federal Register, EPA is approving the State's SIP revision as a direct [mal rule withoutpriorproposal because the Agency views this as a noncontroversialsubmittal and anticipates no adverse comments.

DATES: Written comments must be received on orbefore [insertdate 30 days after date ofpublication in the Federal Register1-

### ADDRESSES: Submit your comments, identifiedby Docket ill No. EPA-R04-0AR2010-0150 by one ofthe following methods: 1. www.regulations.gov: Follow the on-line instructions for submitting comments. 2. E-mail: ben

### iamin.lynorae@epa.gov. 3. Fax: (404) 562-9019. 4. Mail: "EPA-R04-0AR-201O-0150," Regulatory Development Section, Air Planning Branch, Air, Pesticides and Toxies Management Division, U.S. Environmental Protecti<?n Agency, Region 4, 61 Forsyth Street, SW, Atlanta, Georgia 30303-8960. 5. Hand Delivery or Courier: Lynorae Benjamin, Chief, Regulatory Development Section, Air Planning Branch, Air, Pesticides and Toxics Management Division, U.S. Environmental Protection Agency, Region4, 61 Forsyth Street, SW, Atlanta, Georgia 30303-8960. Such deliveries are only accepted during the Regional Office's nonnal hours ofoperation. The Regional Office's official hours of business are Monday through Friday, 8:30 to 4:30, excluding federal holidays.

Please see the direct fmal rule which is located in the Rules section ofthis Federal Register for detailed instructions on how to submitcomments.



### FORFURTHER INFORMATION CONTACT: Nacosta C. Ward, Regulatory Development Section, Air Planning Branch, Air, Pesticides and Toxics Management Division, U.S. Environmental Protection Agency, Region 4,61 Forsyth Street, SW,

2Atlanta, Georgia 30303-8960. Ms. Ward maybe reached byphone at (404) 562-9140 or by electronic mail address at ward.nacosta@epa.gov.

SUPPLEMENTARY INFORMATION: For additional information see the direct final rule which is published in the Rules Section ofthis Federal Register. A detailed rationale for the approval is set forth in the direct final rule. Ifno adverse comments are received in response to this rule. no further activity is contemplated. IfEPA receives adverse comments, the direct final rule will be withdrawn and all public comments received will be addressed in a subsequent final rule based on this proposedrule. EPA will not institute a second comment period on this document. Any parties interested in commenting on this document should do so at this time.



### APR - 1 2010 Dated:

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# \t~.l~~., Beverly H. Banister Acting Regional Administrator, Region4.