1. SECTION 309(A) OF THE CLEAN WATER ACT ( CWA ), 33 U.S.C. SECTION 1319(A). 2. MOBIL EXPLORATION AND PRODUCING U.S. INC., A DELAWARE CORPORATION 1250 POYDRAS STREET NEW ORLEANS, ORLEANS PARISH, LOUISIANA 70113 FACILITY: OFFSHORE FACILITIES IN THE OUTER CONTINENTAL SHELF WATERS OF THE WESTERN GULF OF MEXICO 3. RESPONDENT WAS IN VIOLATION OF SECTION 301 OF THE CWA BY DISCHARGING POLLUTANTS FROM THE FACILITIES THAT EXCEEDED PERMITTED EFFLUENT LIMITATIONS. 4. RELIEF SOUGHT PURSUANT TO SECTION 309(A) OF THE CWA, EPA ISSUED AN ADMINISTRATIVE ORDER (AO) TO THE RESPONDENT. THE AO REQUIRES THE RESPONDENT TO, WITHIN 30 DAYS: A) TAKE WHATEVER CORRECTIVE ACTION IS NECESSARY TO ELIMINATE AND PREVENT RECURRENCE OF THE VIOLATIONS, B) SUBMIT A WRITTEN REPORT DETAILING THE SPECIFIC ACTIONS TAKEN TO CORRECT THE VIOLATIONS AND WHY THEY WILL PREVENT RECUR- RENCE, C) IF NOT POSSIBLE TO CORRECT WITHIN 30 DAYS, SUB- MIT A PLAN TO DO SO IN THE SHORTEST TIME POSSIBLE, AND D) MEET WITH EPA AND SHOW CAUSE.