THIS IS AN ADMINISTRATIVE SETTLEMENT AGREEMENT AND ORDER ON CONSENT UNDER WHICH NINETEEN RPs WILL CONDUCT A REMOVAL RESPONSE ACTION AT THE 68TH STREET DUMP SUPERFUND SITE (SITE). THE SITE CONSISTS OF FIVE SOURCE AREAS THAT WERE USED AS LANDFILLS FROM THE MID-1940s THROUGH THE EARLY 1970s. PAST INDEPRENDENT LAND DISPOSAL OPERATIONS WERE LOCATED AT SPECDIFIC SOURCE AREAS AT THE SITE, AND INVOLVED THE DISPOSAL AND LANDFILLING OF A VARIETY OF SOLID AND LIQUID MUNICIPAL SOLID, INDUSTRIAL AND COMMERICAL WASTES. IN 2006 THE SAME RPs ENTERED INTO AN ADMINISTRATIVE SETTLEMENT AGREEMENT AND ORDER ON CONSENT (2006 SETTLEMENT AGREEMENT) BY WHICH THE RPs AGREED TO CONDUCT THE REMEDIA INVESTIGATION/FEASIBLITY STUDY (RI/FS) AT THE SITE AND REIMBURSE EPA FOR ITS FUTURE RESPONSE COSTS, INCLUDING OVERSIGHE COSTS, ASSOCIATED WITH PREPARATION OF THE RI/FS.
BASED UPON THE RESULT OF FEARLIER SITE AND RI INSPECTIONS, EPA, THE MARYLAND DEPARTMENT OF THE ENVIRONMENT AND THE RPs OBSERVED TEH PRESENCE OF A LARGE AMOUNT OF SURFACE DEBRIS AT THE SITE, WHICHINCLUDED DRUMS, CONTAINERS AND CAR AND TRUCK BATTERIES. AS A RESULT, THE RPs CONDUCTED SAMPLING OF THAT DEBRIS AND SURRONDING SOIL AND, BASED UPON THOSE SAMPLING RESULTS, PREPARED AN ENGINEERING EVALUATION AND COST ANALYSIS (EE/CA) AT THE SITE.
UNDER THE TERMS OF THE SETTLEMENT AGREEMENT, IN ACCORDANCE WITH THE EE/CA, THE RPs HAVE AGREED TO EXCAVATE DEBRIS CONTAINING HAZARDOUS SUBSTANCES AND CONTAMINATED SURFICIAL SOIL ASSOCIATED WITH THAT DEB