Énergie et environnement · 04/08/19942 min de lecture
Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; State of Tennessee
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Résumé
On November 12, 1992, the State of Tennessee through the Memphis and Shelby County Health Department (MSCHD), submitted a maintenance plan and a request to redesignate the Memphis and Shelby County area (classified as a marginal nonattainment area) from nonattainment to attainment for ozone (O 3). The O 3 nonattainment area specifically consists of Shelby County. Under the Clean Air Act, designations can be changed if sufficient data are available to warrant such changes and the redesignation request satisfies the criteria set forth in the Clean Air Act for redesignations. In this action, EPA is approving the State of Tennessee's submittal because it meets the maintenance plan and redesignation requirements. The approved maintenance plan will become a federally enforceable part of the SIP for the Memphis and Shelby County area. On January 15, 1993, in a letter from Patrick M. Tobin to Governor Ned McWherter, the EPA notified the State of Tennessee that the EPA had made a finding of failure to submit required programs for the nonattainment area. EPA's redesignation of the Memphis and Shelby County area to attainment abrogates those requirements for this area. Therefore, the sanction