MR. SHAMBAUGH IS A CHPATER 11 DEBTOR IN THE BANKRUPTCY COURT FOR THE NORTHERN DISTRICT OF INDIANA, SOUTH BEND DIVI- SION. MR. SHAMBAUGH IS LIABLE UNDER SECTION 107 OF THE CERCLA, 42 U.S.C. SECTION 9601 ET SEQ., FOR RESPONSE COSTS TO BE INCURRED TO REMEDY A RELEASE OF HAZARDOUS SUBSTANCES AT THE LAKELAND DISPOSAL SERVICES, INC. SITE NEAR CLAYPOOL, IN. CERTAIN INVESTIGATION AND ENVIRONMENTAL CLEANUP ARE NEEDED AT THE LAKELAND DISPOSAL SERVICES, INC. SITE. - THERE ARE OTHER VIALBE PARTIES WHICH ARE JOINTLY AND SE SEVERALLY LIABLE WITH MR. SHAMBAUGH FOR COSTS EXPENEDE AT THIS SITE. FOUR OF THESE PARTIES HAVE ENTERED INTO AN AGREE MENT TO CONDUCT A REMEDIAL INVESTIGATION AND FEASIBILITY STUDY AT THIS SITE AND TO PAY FOR PAST AS WELL AS OVERSIGHT COSTS. NEVERTHELESS, THE AGENCY FEELS THAT MR. SHAMBAUGH, WHOSE OPERATIONS AT THE SITE CONTRIBUTED TO THE COSTS OF CLEANUP. - OUR RECOMMENDATION IS THAT A PROOF OF CLAIM BE FILED ON BE HALF OF THE AGENCY AS A CONTINGENT, UNLIQUIDATED CLAIM.