THIS REFERRAL INVOLVES THE FILING OF A CIVIL ACTION TO IMPLEMENT REMEDIAL ACTIONS PURSUANT TO SECTION 106 AND 107 OF CERCLA, AS AMENDED BY SARA, 42 USC, 9606 & 9607. THE SUBJECT OF THIS ACTION IS THE COLBERT LANDFILL NPL SITE IN SPOKANE, WA. A REMEDIAL INVESTIGATION AND FEASIBILITY STUDY OF THE COLBERT LANDFILL SITE, CONDUCTED BY WA DEPT OF ECOLOGY UNDER A COOPERATIVE AGREEMENT WITH EPA, WAS COMPLETED IN 5/87. EPA ISSUED A REMEDIAL ACTION FOR THE SITE. 9 NOTICE LETTERS AND 3 SPECIAL NOTICE LETTERS WERE SENT TO PRP'S IN 1/88, PURSUANT TO SECTION 122 OF CERCLA, 42, USC, 9622, INITIATING A NEGOTIATION MORATORIUM. THE PRP'S INCLUDE GENERATORS AND THE OWNER/OPERATOR OF THE SITE. AFTER EXTEN- SIVE NEGOTIATIONS, A COMPREHENSIVE SETTLEMENT HAS BEEN AGREED TO BY 3 OF THE PARTIES. BASED ON INFORMATION DEVELOPED DURING THE MORATORIUM PERIOD, IT WAS DETERMINED THAT THE U S AIR FORCE QUALIFIED FOR A 'DE MINIMUS' SETTLEMENT UNDER SECTION 122(G) OF CERCLA 42 USC, 9622(G). AN IAG HAS BEEN NEGOTIATED. A CONSENT DECREE HAS BEEN NEGOTIATED WITH TWO SETTLING PRP'S FOR IMPLEMENTING THE REMEDIAL ACTION AND REPAYING PAST COSTS INCLUDING INTEREST. EPA HAS AGREED TO PREAUTHORIZED MIXED FUNDING TO PROVIDE ABOUT 10% REIMBURSEMENT FUNDS TO THE IMPELEMENTING PARTY, SPOKANE COUNTY, AS THE NON-SETTLING PARTY'S SHARE. FUTURE EPA OVERSIGHT C