VIOLATION TYPE: UNPERMITTED DISCHARGE FROM COMMUNITY WASTEWATER TREATMENT PLANT. AO OSSIED PRIOR TO PENALTY ORDER, REQUIRING PERMIT OR CEASE DISCHARGE. POLLUTANT INFO: DISCHARGE CHLORINATED EFFLUENT. RESPONDENT OWNS/OPERATES A CONTACT STABILIZATION WASTEWATER TREATMENT PLANT WHICH DISCHARGES CHLORINATED EFFLUENT INTO A POLISHING PERCOLATION POND, WHICH THEN DISCHARGES INTO THE CHITTY CHATTY MARSH. ONL JULY 16, 1993, EPA ISSUED RESPONDENTS AN AO REQUIRING THEM TO APPLY FOR A PERMIT OR TO CEASE DISCHARGE. RESPONDENTS SUBMITTED A PERMIT APPLICATION ON SEPTEMBER 30, 1993. EPA ISSUED RESPONDENT A PENALTY ORDER.