1. SECTION 309 OF THE CLEAN WATER ACT ( CWA ). 2. CITY OF SOUTH HOUSTON 201 GEORGIA STREET SOUTH HOUSTON, HARRIS COUNTY, TEXAS 77029 3. RESPONDENT WAS IN VIOLATION OF SECTION 301 OF THE CWA BY EXCEEDING THE EFFLUENT LIMITS OF PERMIT DURING PRETREAT- MENT. 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 DURING PRETREATMENT.