Air Plan Approval; Indiana; Redesignation of the Muncie Area to Attainment of the 2008 Lead Standard

The Environmental Protection Agency (EPA) is approving the April 14, 2016, request from the Indiana Department of Environmental Management (Indiana) to redesignate the Muncie nonattainment area to attainment for the 2008 national ambient air quality standards (NAAQS or standards) for lead. EPA is also approving the state's plan for maintaining the 2008 lead NAAQS through 2030 for the area and the 2013 attainment year emissions inventory for the area. EPA is approving these actions in accordance with the Clean Air Act (CAA) and EPA's implementation regulations regarding the 2008 lead NAAQS.