Federal Register - "Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Ohio; Redesignation of the Ohio Portion of the Huntington-Ashland 1997 Annual Fine Particulate Matter Nonattainment Area to Attainment"

Title: Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Ohio; Redesignation of the Ohio Portion of the Huntington-Ashland 1997 Annual Fine Particulate Matter Nonattainment Area to Attainment Source: Federal Register Data/Action: ENVIRONMENTAL PROTECTION AGENCY (Final Rule) Date: 12/31/2012 Text Preview: Nonattainment Area to Attainment AGENCY: Environmental Protection Agency (EPA). ACTION: Final rule. ----------------------------------------------------------------------- SUMMARY: EPA is approving, under the Clean Air Act (CAA), the state of Ohio's request to redesignate the Ohio portion of the Huntington- Ashland (OH-WV-KY) nonattainment area (Lawrence, Scioto, and portions of Adams and Gallia Counties) to attainment for the 1997 annual National Ambient Air Quality Standard (NAAQS or standard) for fine particulate matter (PM 2.5 ). The Ohio Environmental Protection Agency (Ohio EPA) submitted its] ----------------------------------------------------------------------- ENVIRONMENTAL PROTECTION AGENCY 40 CFR Parts 52 and 81 [EPA-R05-OAR-2011-0468; FRL-9764-9] Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; Ohio; Redesignation of the Ohio Portion of the Huntington-Ashland 1997 Annual Fine Particulate Matter