Réglementation et droit · 07/12/20111 min de lecture
Approval and Promulgation of Air Quality Implementation Plans; Indiana; Redesignation of Lake and Porter Counties to Attainment of the Fine Particulate Matter Standard
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Résumé
EPA is taking several related actions affecting Lake and Porter Counties and the State of Indiana for the 1997 annual fine particulate matter (PM 2.5 ) National Ambient Air Quality Standard (NAAQS or standard). EPA is approving a request from the State of Indiana for the redesignation of Lake and Porter Counties to attainment of the 1997 annual PM 2.5 standard. EPA is approving, as a revision to the Indiana State Implementation Plan (SIP), the State's plan for maintaining the 1997 annual PM 2.5 standard in the Chicago-Gary-Lake County, Illinois- Indiana (IL-IN) PM 2.5 nonattainment area (Greater Chicago nonattainment area) through 2025. EPA is also approving Indiana's 2025 Nitrogen Oxides (NO X ) and PM 2.5 Motor Vehicle Emission Budgets (MVEBs). Finally, EPA is approving Indiana's 2005 NO X , primary PM 2.5 , and sulfur dioxide (SO 2 ) emissions inventories for Lake and Porter Counties.