THE MAXEY FLATS DISPOSAL SITE (MFDS) IS LOCATED IN FLEMING COUNTY, KENTUCKY. FROM 1963 UNTIL 1977, MFDS WAS OPERATED BY NUCLEAR ENGINEERING CO., INC. (NECO) AS A LICENSED DISPOSAL FACILITY FOR LOW-LEVEL RADIOACTIVE WASTE. WHEN, IN 1977, IT WAS DISCOVERED THAT RADIOACTIVE LEACHATE WAS LEAK- ING OUT OF THE WASTE BURIAL TRENCHES AND INTO THE UNDERLYING FRACTURED BEDROCK, DISPOSAL ACTIVITIES WERE TERMINATED. THE MFDS WAS PLACED ON THE NPL IN NOVEMBER, 1986. THE REMEDIAL INVESTIGATION/FEASIBILITY STUDY (RI/FS) WAS CONDUCTED BY A STEERING COMMITTEE OF 82 PRIVATE PARTY PRPS UNDER AN ADMINISTRATIVE ORDER ON CONSENT, WITH A SIGNIFICANT PORTION OF THE FUNDING BEING PROVIDED TO THE COMMITTEE BY THE DEPARTMENT OF ENERGY AND THE DEPARTMENT OF DEFENSE, WHO ARE ALSO PRPS AT THE SITE. THE RECORD OF DECISION FOR THE MFDS WAS ISSUED ON SEPT. 31, 1991. THE REGION ISSUED THE NOTICE LETTERS FOR RD/RA TO 52 OF THE APPROXIMATELY 650 SITE PRP'S AT THE END OF JUNE, 1992. DE MINIMIS SETTLEMENT IS CONTEMPLATED FOR THE REMAINING PRP'S THIS CASE INVOLVES A LOW LEVEL NUCLEAR WASTE LANDFILL IN FLEMING COUNTY KY. THE REMEDIAL ACTION INVOLVES DEWATERING BURIAL TRENCHES AND INSTALLNG A SERIES OF CAPS TO PREVENT FURTHER INFILTRATION. THE REMEDY WILL BE IMPLEMENTED OVER A PERIOD OF 100 OR MORE YEARS. THE ESTIMATED PRESENT VALUE COST FOR THE REMEDY IS $62.7 MILLION. EPA'S PAST COST ARE MORE THAN $6 MILLION AND ESTIMATED OVERSIGHT COSTS ARE $7 MILLION.