Air Plan Approval and Air Quality Designation; SC; Redesignation of the Charlotte-Rock Hill 2008 8-Hour Ozone Nonattainment Area to Attainment

On April 17, 2015, the State of South Carolina, through the South Carolina Department of Health and Environmental Control (SC DHEC), submitted a request for the Environmental Protection Agency (EPA) to redesignate the South Carolina portion of the bi-state Charlotte-Rock Hill, North Carolina-South Carolina 2008 8-hour ozone nonattainment area (the entire area is hereinafter referred to as the ``bi-State Charlotte Area'' or ``Area'' and the South Carolina portion is hereinafter referred to as the ``York County Area'') to attainment for the 2008 8-hour ozone National Ambient Air Quality Standards (NAAQS) and to approve a State Implementation Plan (SIP) revision containing a maintenance plan for the York County Area. EPA is proposing to determine that the bi-State Charlotte Area is continuing to attain the 2008 8-hour ozone NAAQS; to approve the State's plan for maintaining attainment of the 2008 8-hour ozone standard in the Area, including the motor vehicle emission budgets (MVEBs) for nitrogen oxides (NOX) and volatile organic compounds (VOC) for the years 2014 and 2026 for the York County Area, into the SIP; and to redesignate the York County Area to attainment for the 2008 8-hour ozone NAAQS. EPA is also notifying the public of the status of EPA's adequacy determination for the MVEBs for the York County Area.