Slide presentation summarizing RCRA corrective-action activities at the former DuPont Waynesboro plant. Covers interim measures to eliminate mercury sources to sewers, a Phase III sewer investigation (cleanout, CCTV, and sampling), measured mercury concentrations in sewer water and sediment, removal of contaminated sediment/debris, and next steps including a Corrective Measures Study, well drilling, and continued monitoring.
File Type:
pdf
Categories:
Presentations
Publication Date :
2011-10-12
Type :
Presentation
Review Notes :
Date taken from title slide (October 12, 2011). Author/agency not explicitly listed on slides; content appears to be DuPont/Invista remediation work. Numerical results (e.g., 85 samples, water up to 286 µg/L, sediment up to 156 mg/kg, ~27 cy removed) are reported on slides and summarized above.
