1. SECTION 309 OF THE CLEAN WATER ACT ( CWA ). 2. FINA OIL & CHEMICAL CO. - BIG SPRING BIG SPRING REFINERY REFINERY ROAD I-20E BIG SPRING, HOWARD COUNTY, TEXAS 79721-1311 3. RESPONDENT WAS IN VIOLATION OF SECTION 301 OF THE CWA BY EXCEEDING THE EFFLUENT LIMITS OF ITS PERMIT REPEATEDLY DURING THE MONITORING PERIOD. 4. RELIEF SOUGHT PURSUANT TO SECTION 309 OF THE CWA, EPA IS- SUED AN ADMINISTRATIVE ORDER (AO) ORDERING THE RESPONDENT TO COMPLY WITH THE EFFLUENT LIMITS OF ITS PERMIT.