THIS IS A REQUEST FOR FILING OF A JUDICIAL CONSENT DECREE PROVIDING FOR THE PERFORMANCE BY THE ATLANTIC RICHFIELD CO. ( ARCO ) OF REMEDIAL DESIGN AND REMEDIAL ACTION ( RD/RA ) AT THE SINCLAIR REFINERY SUPERFUND SITE IN WELLSVILLE, NY. THE NORTHERN BOUNDARY OF THE SITE IS APPROXIMATELY 1/4 MILE UPSTREAM OF THE CURRENT WATER INTAKE STRUCTURE USED BY THE VILLAGE OF WELLSVILLE. THIS WATER INTAKE IS THE PRIMARY SOURCE OF DRINKING WATER FOR THE 6000 RESIDENTS OF THE VILL- AGE. BETWEEN THE LATE 1800'S AND 1958, AN OIL REFINING OP- ERATION WAS CONDUCTED AT THE SITE. DURING THIS TIME THE SOUTHERNMOST PORTION OF THE SITE WAS USED AS A LANDFILL. WASTES OF VARIOUS TYPES THAT WERE GENERATED DURING THE COURSE OF THE REFINERY OPERATIONS WERE DISPOSED OF THERE. FOLLOWING AN RI/FS CONDUCTED BY NYSDEC, WHICH CONFIRMED THE PRESENCE OF VARIOUS HAZARDOUS SUBSTANCES IN SOIL, GROUND WATER AND SURFACE WATER AT THE SITE, EPA ISSUED A ROD WHICH SELECTED CERTAIN REMEDIAL MEASURES TO ADDRESS THE LANDFILL PORTION OF THE SITE. ARCO ENTERED INTO AN AGREEMENT WITH NYSDEC UNDER WHICH THEY AGREED TO PAY FOR PAST RESPONSE COSTS AND IN ADDITION, PAY FOR THE IMPLEMENTATION OF THE ON- GOING AND FUTURE REMEDIAL WORK. NYDSDEC CEASED ITS WORK IN 1987 DUE TO DISPUTES WITH ITS CONTRACTOR, WHICH RESULTED IN THE TRANSFER OF RESPONSIBILITY TO EPA. ARCO SUBSEQUENTLY AGREED WITH EPA TO PERFORM THE RD/RA AT THE LANDFILL, AND CONDUCT AN RI/FS AT THE REFINERY. EPA