(a) The requirements in this division apply to affected sources at the IACX Rock Creek Gas Plant, which is located at 1000 West Tenth Street in Borger, Texas in the Hutchinson County sulfur dioxide nonattainment area. Affected sources will remain subject to this division regardless of ownership, operational control, or other documentation changes.(b) Affected sources are designated by the source name and emission point number (EPN) used in the site's New Source Review (NSR) permit as issued on the specified date. The specific affected sources are as follows:(1) Acid Gas Flare (EPN FLR1) in NSR Permit 3131A dated July 12, 2011; and(2) Acid Gas Incinerator (EPN INCIN1) in NSR Permit 3131A dated July 12, 2011.