Approval and Promulgation of Air Quality Implementation Plans; Louisiana; Correction of Volatile Organic Compound Reasonably Available Control Technology Rules

Zusammenfassung

This action approves revisions to the Louisiana State Implementation Plan (SIP) as submitted by the Governor on the following days: June 13, 1990, October 26, 1990, May 24, 1991, and March 24, 1992. These revisions and this action are necessary for several reasons. First, on May 26, 1988, the EPA notified the State of Louisiana that its SIP for attaining the National ambient air quality standard (NAAQS) for ozone was substantially inadequate as it applied to the seven parishes comprising the Baton Rouge ozone nonattainment area: Ascension, East Baton Rouge, Iberville, Livingston, Pointe Coupee, St. James, and West Baton Rouge. This document called for the State to correct deficiencies in its Volatile Organic Compound (VOC) Reasonably Available Control Technology (RACT) rules as they applied to those parishes. Second, on November 8, 1989, the EPA notified Louisiana that its ozone SIP was substantially inadequate as it applied to Calcasieu Parish, which comprises the Lake Charles ozone nonattainment area, and also called for the State to correct existing deficiencies in its VOC RACT rules as these applied to Calcasieu Parish. Third, the Clean Air Act Amendments (CAAA) of 1990, requir