1. SECTION 113(D) OF THE CLEAN AIR ACT ( CAA ), 42 U.S.C. SECTION 7413(D). 2. MOBIL OIL CORPORATION, BEAUMONT REFINERY, A DELAWARE CORPORATION END OF BURT STREET, P.O. BOX 3311 BEAUMONT, JEFFERSON COUNTY, TEXAS 77074 3. RESPONDENT WAS IN VIOLATION OF SECTIONS 111 AND 112 OF THE CAA BY 1) FAILURE TO CORRECTLY OBTAIN SEAL GAP MEA- SUREMENTS WHILE CONDUCTING EFR SEAL GAP INSPECTIONS AND FAILURE TO KEEP GAP MEASUREMENT RAW DATA AND CALCULATIONS OF GAP SURFACE AREAS OF CERTAIN TANKS ON-SITE, 2) FAILURE TO MAINTAIN A CAP, BLIND FLANGE, PLUG OR SECOND VALVE ON OPEN-ENDED VALVES OR LINES IN VOC SERVICE IN THE HYDRO- CRACKER UNIT (HDU), 3) FAILURE TO MAINTAIN A CAP, BLIND FLANGE, PLUG OR SECOND VALVE ON OPEN-ENDED VALVES OR LINES IN VOC SERVICE IN THE HDROTREATER UNIT, 4) FAILURE TO MAINTAIN A CAP, BLIND FLANGE, PLUG OR A SECOND VALVE ON OPEN-ENDED VALVES OR LINES IN VHAP (BENZENE) SERVICE IN PLATINUM REFORMER UNIT NUMBER 3 (PTR-3), FAILURE TO MAINTAIN A CAP, BLIND FLANE, PLUG OR A SECOND VALVE ON OPEN-ENDED VALVES OR LINES IN HAP SERVICE IN THE MTBE UN- IT, AND 6) FAILURE TO CORRECTLY OBTAIN SEAL GAP MEASURE- MENTS WHILE CONDUCTING EFR SEAL GAP INSPECTIONS AND FAIL- URE TO KEEP GAP MEASUREMENT RAW DATA AND CALCULATIONS OF GAP SURFACE AREAS OF CERTAIN TANK