THIS IS A CIVIL ACTION BROUGHT BY THE U.S. PURSUANT TO SECT 106 AND 107 OF CERCLA, 42 USC SECTS 9606 AND 9607. THE U.S. SEEKS IMPLEMENTATION OF THE REMEDY IN THE SEPTEMBER 25, 1987, RECORD OF DECISION (ROD) AND REIMBURSEMENT OF REMOVAL AND REMEDIAL ACTION COSTS INCURRED BY THE U.S. AT THE ENVIRO NMENTAL CONSERVATION & CHEMICAL CORP. ( ECC OR ENVIROCHEM ) SITE. THE ENVIROCHEM SITE IS LOCATED IN BOONE COUNTY, INDIANA, ABOUT TEN MILES NORTHWEST OF INDIANAPOLIS ON U.S. HIGHWAY 421 NEAR ZIONSVILLE, INDIANA. ECC IS THE SURVIVING CORP. OF THE MERGER ON MARCH 1, 1980, OF TECHNOSOLVE, INC AND ENVIRO- CHEM. ECC BEGAN OPERATION AT THE SITE IN AUGUST OF 1977, AND ENGAGED IN THE RECOVERY, RECLAMATION AND BROKERING OF PRIMARY SOLVENTS, OILS AND OTHER WASTES RECEIVED FROM INDUS- TRIAL CLIENTS. WASTE PRODUCTS WERE RECEIVED IN DRUMS FROM BULK TANKERS, STORED, AND THEN PREPARED FOR SUBSEQUENT RECLA MATION OR DISPOSAL. THE SITE BECAME INACTIVE IN THE SPRING OF 1982. ON SEPTEMBER 22, 1982, THE INDIANA STATE BD OF HEALTH AND THE USEPA INSPECTED ECC AND DISCOVERED APPROXIMATELY 25,000 DRUMS AND 56 BULK STORAGE TANKS ON THE SITE. SAMPLES TAKEN BY THE INSPECTORS INDICATED THAT THE WASTES STORED THERE IN- CLUDED ACETONE, 1,1,1, TRICHLOROETHANE, METHYL ETHYL KETONE, TRICHLOROETHYLENE, METHYL IPSO-BUTYL KETONE, TOLUENE, XYLENE CADMIUM, CHROMIUM, LEAD, NICKEL, MERCU