Adequacy Status of the North Carolina Portion of the Charlotte-Gastonia-Rock Hill Bi-State Area Reasonable Further Progress Plan 8-Hour Ozone Sub-Area Motor Vehicle Emission Budgets for Transportation Conformity Purposes

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EPA is notifying the public that it has found that the sub- area motor vehicle emissions budgets (MVEBs) for the North Carolina portion of the Charlotte-Gastonia-Rock Hill bi-state area (hereafter referred to as the Charlotte bi-state area) in the 1997 8-Hour Ozone Reasonable Further Progress (RFP) plan, submitted on November 30, 2009, by the North Carolina Department of Air Quality (NC DAQ), are adequate for transportation conformity purposes. The bi-state Charlotte moderate 1997 8-hour ozone area is comprised of Charlotte-Gastonia in North Carolina; and Rock Hill (a portion of York County), South Carolina. The North Carolina portion of the Charlotte bi-state area is comprised of the following sub-areas or counties: Cabarrus, Gaston, partial of Iredell (Davidson and Coddle Creek Townships), Lincoln, Mecklenburg, Rowan, and Union. North Carolina's RFP plan includes the required MVEBs for volatile organic compounds (VOC), and voluntary MVEBs for nitrogen oxides (NO X ). This action relates only to the North Carolina portion of the Charlotte bi-state area. EPA is considering South Carolina's RFP for the applicable portion of York County in a separate action. As a result of EPA's find