5/7/93-DISCHARGED 26600 LBS. OF SULFIRIC ACID INTO THE MISSISSIPPI RIVER, FAILING TO PROPERLY OPERATE AND MAIN- TAIN ITS WASTEWATER TREATMENT FACILITY. DOCKET OR INDEX NO. VI-94-1602. PERMIT NO. LA0004847. ADDRESS: HIGHWAY 44 UNCLE SAM, LA. 70792-9999