1. SECTION 109 OF THE COMPREHENSIVE ENVIRONMENTAL RESPONSE, COMPENSATION, AND LIABILITY ACT ( CERCLA ), AS AMENDED, 42 U.S.C. SECTION 9609. 2. WESTLAKE PETROCHEMICALS CORPORATION 900 HIGHWAY 108, P.O. BOX 2449 SULPHUR, CALCASIEU PARISH, LOUISIANA 70664 3. RESPONDENT WAS IN VIOLATION OF THE REPORTING REQUIREMENTS OF SECTION 103(A) OF CERCLA BY FAILING TO NOTIFY THE NRC IMMEDIATELY AFTER HAVING KNOWLEDGE THAT A RELEASE OF BUTADIENE FROM THE FACILITY INTO THE ENVIRONMENT HAD OCCURRED. 4. RELIEF SOUGHT PURSUANT TO SECTION 109 OF CERCLA, EPA PRO- POSED A CIVIL PENALTY OF $13,750 FOR THE VIOOATION CITED.