1983 Cases with Industry Code "ST" SEWAGE TREATMENT (5 cases) Case NumberCase TitleOpen DateClosed Date 83-0247-ST-AIRTOWPATH SEWER AND WATER CONC02/10/1983 83-0534-ST-ATCSENECA HILLS SERVICE COMPANY04/06/198308/03/1983 83-0750-ST-ABNOHIO SUBURBAN WATER COMPANY05/20/198306/29/1983 83-0972-ST-AAC PUBLIC SERVICE CORPORATION07/20/198305/01/1984 83-1535-ST-AIREAGLE CREEK UTILITY COMPANY12/02/198310/09/1984