Federal Implementation Plan for the Billings/Laurel, Montana, Sulfur Dioxide Area

Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Environmental Protection Agency [EPA-R08-OAR-2006-0098; FRL-8191-7] 40 CFR Part 52 RIN 2008-AA00 AGENCY: Environmental Protection Agency (EPA). ACTION: Proposed rule. SUMMARY: The Environmental Protection Agency (EPA) proposes to promulgate a Federal Implementation Plan (FIP) containing emission limits and compliance determining methods for several sources located in Billings and Laurel, Montana. EPA is proposing a FIP because of our previous partial and limited disapprovals of the Billings/Laurel Sulfur Dioxide (SO 2 ) SIP. The intended effect of this action is to assure attainment of the SO 2 national ambient air quality standard (NAAQS) in the Billings/Laurel, Montana area. EPA is taking this action under sections 110 and 307 of the Clean Air Act (Act). DATES: Comments: Comments on the proposal must be received on or before September 11, 2006. Public Hearing: If requested by July 26, 2006, EPA will hold a public hearing on August 10, 2006. If a public hearing is requested, EPA will hold the public hearing at the following time and location: 9 a.m. to 2 p.m. at the Lewis and Clark Room, MSU—Billings, 1500 University Drive, Billings, Montana. The purpose of such a hearing would be for EPA to receive comments and ask clarifying questions. The hearing would not be an opportunity for questioning of EPA officials or employees. Call the individual listed in the FOR FURTHER INFORMATION CONTACT if you would like to request a hearing, schedule time to speak at the hearing, or …