1. SECTION 113 OF THE CLEAN AIR ACT ( CAA ), 42 U.S.C. SEC- TION 7413. 2. EXXONMOBIL CORPORATION EXXONMOBIL REFINING & SUPPLY COMPANY 2800 DECKER DRIVE BAYTOWN, HARRIS COUNTY, TEXAS 77522 3. RESPONDENT WAS IN VIOLATION OF SECTION 110 OF THE CAA AND THE TEXAS STATE IMPLEMENTATION PLAN (SIP) BY: 1) FAILURE TO OBTAIN A PSD PERMT COVERING THE CHANGES IN OPERATION EFFECTED BY THE 1988 OXYGEN ENRICHMENT PROGRAM AND 1989 BLOWER REPLACEMENT PROJECT; 2) FAILURE TO PERFORM CON- TROL TECHNOLOGY REVIEW AND APPLY BACT FOR NOX EMISSIONS FROM THE FCCU13 REGENERATOR FOR THE 1988 OXYGEN ENRICH- MENT PROJECT AND THE 1989 BLOWER REPLACEMENT PROJECT; 3) FAILURE TO PERFORM A PROPER SOURCE IMPACT ANALYSIS FOR THE 1988 OXYGEN ENRICHMENT PROJECT AND THE 1989 BLOWER REPLACEMENT PROJECT; 4) FAILURE TO PERFORM AMBIENT AIR QUALITY ANALYSIS FOR THE 1988 OXYGEN ENRICHMENT PROJECT AND THE 1989 BLOWER REPLACEMENT PROJECT AS REQUIRED; 5) FAILURE TO SUBMIT ALL INFORMATION NECESSARY TO MAKE ANALYSES AND DETERMINATIONS AS INCORPORATED INTO THE TEXAS SIP FOR THE 1988 OXYGEN ENRICHMENT PROJECT AND THE 1989 BLOWER REPLACEMENT PROJECT; AND 6) FAILURE TO PRO- VIDE AN ANALYSIS OF THE IMPAIRMENT TO VIVIBILITY, SOILS, AND VEGETATION THAT WOULD OCCUR A