THIS IS A SACM PILOT SITE ALONG THE OTTAWA RIVER IN TOLEDO CONSISTING OF TWO MUNICIPAL CO-DISPOSAL LANDFILLS. NUMEROUS UNCONTROLLED HAZARDOUS WASTE SITES EXIST ALONG THE OTTAWA, INCLUDING THE DURA SITE WHICH DISCHARGES HIGH LEVELS OF PCBS INTO THE RIVER. THE AOC SIGNED 5/2/94 COMMITS THE PRPS TO PERFORM AN EE/CA AT THE SITE, LARGELY TO EVALUATE A PRESUMPTIVE REMEDY - ANTICIPATED TO BE A SOLID WASTE CAP FOR THE LANDFILL AND POSSIBLY LEACHATE TREATMENT /COLLECTION SYSTEMS. ON JANUARY 16, 1998 EPA PUBLISHED NOTICE OF A PROPOSED ADMINISTRATIVE ORDER ON CONSENT WITH A GROUP OF PRPS KNOWN AS THE STICKNEY-TYLER ADMINISTRATIVE GROUP ( STAG ) UNDER WHICH THE RESPONDENTS WILL CONDUCT RESPONSE ACTIONS AT THE STICKNEY AND TYLER LANDFILLS INCLUDE INSTALLATION OF A MULT- LAYER LANDFILL COVER SYSTEM OVER THE SITES. THIS AOC WAS SIGNED AND TYLER LANDFILLS INCLUDE INSTALLATION OF A MULT- LAYER LANDFILL COVER SYSTEM OVER THE SITES. THIS AOC WAS SIGNED BY THE DIRECTOR OF SUPERFUND DIVISION ON 2/27/98. THE EAM CALL FOR THE INSTALLATION OF A MULTI-LAYER COVER SYSTEM IN COMPLIANCE WITH THE FUNCTIONAL REQUIREMENTS OF THE OHIO ADMINISTRATIVE CODE (OAC) 3745-27-11, LANDFILL GAS COLLECTION AND PASSIVE VENTING TO THE ATMOSPHERE, AND INSTITUTIONAL CONTROLS. EPA COVENANTS NOT TO SUE OR ISSUE ADMINISTRATIVE ORDERS TO THE SETTLING PARTIES, PURSUANT TO SECTIO