1. SECTION 113(A)(3) OF THE CLEAN AIR ACT ( CAA ), 42 U.S.C. SECTION 7413(A)(3). 2. ARCO CHEMICAL COMPANY - BAYPORT FACILITY PASADENA, TEXAS 3. THE RESPONDENT WAS IN VIOLATION OF 40 CFR SECTION 63.164 BY FAILING TO BRING A COMPRESSOR (NUMBER C-2450) INTO COMPLIANCE BY APR. 22, 1996 TO REDUCE EMISSIONS. 4. RELIEF SOUGHT PURSUANT TO SECTION 113(A)(3) OF THE CAA, EPA ISSUED A COMPLIANCE ORDER ORDERING THE RESPONDENT TO: 1) INSTALL A NEW SEAL ON COMPRESSOR C-2450, 2) COMPRESSOR C-2450 SHALL BE TAKEN OUT OF SERVICE NO LATER THAH SEPT. 30, 1996, AND NOT RESTARTED UNTIL A NEW SEAL HAS BEEN IN- STALLED, 3) UPON RESTART OF THE COMPRESSOR, IT WILL BE SUBJECT TO THE PROVISIONS OF 40 CFR SECTION 63.164, 4) RESPONDENT WILL PROVIDE WRITTEN NOTIFICATION TO EPA OF THE DATE THE COMPRESSOR IS TAKEN OUT OF SERVICE AND WHEN IT IS RESTARTED, 5) POSTMARK NOTIFICATION WITHIN 5 DAYS OF STOP AND RESTART OF THE COMPRESSOR, AND 6) RESPONDENT SHALL CONTINUE TO IMPLEMENT EMISSION CONTROLS ON THE COM- PRESSOR, SUCH AS USE OF SOUR SEAL OIL STRIPPERS.