Approval and Promulgation of Implementation Plans; Texas; Revisions to the General Definitions for Texas New Source Review and the Minor NSR Qualified Facilities Program

The Environmental Protection Agency (EPA) is approving and disapproving portions of revisions to the Texas State Implementation Plan (SIP) pertaining to the Texas New Source Review (NSR) program submitted on March 13, 1996; July 22, 1998; September 11, 2000; September 4, 2002; and October 5, 2010. Specifically, the EPA is approving the severable portions of the amendments to the General Definitions for the Texas NSR program, and the Minor NSR Qualified Facilities Program. The EPA is disapproving a severable portion of the General Definition of "modification of existing facility" submitted on October 5, 2010. We are taking these actions under section 110, parts C and D of the Clean Air Act (CAA).