Waynesboro Plant RCRA Corrective Actions Briefing Paper

This briefing paper (Oct 9, 2013) summarizes DuPont’s RCRA corrective-action investigations at the Waynesboro plant, focusing on mercury releases. It describes multi-phase RFI work, groundwater and outfall monitoring, a three-phase sewer investigation, Interim Measures (sewer cleanouts, diversions, sliplining), and removal of ~521 kg of mercury and 27 cubic yards of impacted sediment, with planned CMS and remedial actions.