The Region has approved a CERCLA 104/107/122 settlement under which twelve private entities (including, among others, Exxon Mobil Corporation; BP Products North America Inc.; DuPont; Chevron; Rohm & Haas; and Stauffer Management Company) will perform a removal response action selected by EPA at the Metro Container Corporation Site in Trainer, Delaware County, Pennsylvania (Site) and reimburse EPA?s oversight costs. The Site consists of (1) approximately 11 acres of land currently owned by Trainer Industries, LLC where the manufacture of, among other things, machine oils, paraffin wax, carbon disulfide and, later, drum reclamation and recycling activities occurred from the 1890s through the late 1980s (Metro Property), and (2) all locations to which hazardous substances or pollutants and contaminants have migrated from the Metro Property. The Site was placed on the NPL in March 2012; the parties that have settled with EPA for the removal action have also signed a separate agreement to perform an RI/FS at the Site. The work to be performed under the instant settlement continues a previously selected removal action requiring the removal of certain sources of contamination and removal or modification of conveyances (e.g., pipes, culverts, sumps) at the Metro Property in order to minimize migration of hazardous substances within and from the Metro Property. The conveyances that were the subject of the earlier action, which was completed by EPA, were located outside the footpri