1. SECTION 113(D) OF THE CLEAN AIR ACT ( CAA ), 42 U.S.C. SECTION 7413(D). 2. E. I. DUPONT DE NEMOURS & CO. SABINE RIVER WORKS CHEMICAL CO. FARM ROAD 1006 ORANGE, ORANGE COUNTY, TEXAS 77631 3. RESPONDENT WAS IN VIOLATION OF SECTION 112 OF THE CAA BY 1) FLANGES WERE NOT MARKED IN A MANNER TO READILY DISTIN- GUISH THEM FROM OTHER PIECES OF EQUIPMENT, AND 2) VALVES #1008 AND #1290 LOCATED IN THE ETHYLENE UNIT WERE FOUND OPEN-ENDED WITHOUT A SECONDARY VALVE, CAP, PLUG OR OTHER CLOSURE. 4. RELIEF SOUGHT PURSUANT TO SECTION 113(D) OF THE CAA, EPA PROPOSES A CIVIL PENALTY OF $15,000.