A TOTAL OF 62 PARTIES WILL PERFORM AND FUND ENVIRONMENTAL CLEANUP WORK ESTIMATED TO COST $12.4 MIL. THE CLEANUP WORK IS EXPECTED TO PROVIDE THE FINAL REMEDY FOR TWO NAT'L PRIORI TIES LIST (NPL) SITES AS WELL AS ADDITIONAL AREAS REGULATED UNDER RCRA. THE JANESVILLE DISPOSAL FACILITY (JDF) IS COMPRISED OF FOUR SEPARATE AREAS OF ENVIRONMENTAL CONCERN: 1) THE JANES- VILLE ASH BEDS, 2) THE 1963 SITE, 3) 1978 SITE, 4) THE 1985 SITE. THE JANESVILLE ASH BEDS (JAB) AND THE 1978 SITE (ALSO KNOWN AS THE JANESVILLE OLD LANDFILL) ARE BOTH DESIG- NATED AS NPL SITES, WITH THE JAB ALSO BEING SUBJECT TO RCRA REGULATION. IN ADDITION, THE 1985 SITE IS RCRA REGULATED. ENFORCEMENT HISTORY THE JAB ABD 1978 SITES WERE INCLUDED ON THE NPL IN SEPTEM- BER, 1983, THEREAFTER, NOTICE LETTERS WERE ISSUED AND REME- DIAL INVESTIGATION AND FEASIBILITY STUDY (RI/FS) NEGOTIATION WERE CONDUCTED. THOSE NEGOTIATIONS CULMINATED IN AN AGREED ADMINISTRATIVE ORDER, WHICH BECAME EFFECTIVE IN DEC. 8, 1986 UNDER WHICH 15 POTENTIALLY RESPONSIBLE PARTIES (PRPS) AGREED TO CONDUCT AN RI/FS FOR THE JDF. THE RI/FS WAS COMPLETED IN LATE 1989, AND A RECORD OF DECISION WAS FINALIZED IN DEC, 19 89. SPECIAL NOTICE LETTERS WERE INITIALLY ISSUED IN JULY, 1990 AND AGAIN IN SEPT., 1990. NEGOTIATIONS RELATING TO THE CON- DUCT OF THE REMEDIAL DESIGN AND REMEDI