Completed RI/FS Activities

  • April 2013: Participated in meeting with Agencies and public stakeholders to discuss the draft Feasibility Study.
  • March 2013: Participated in a meeting with the Agencies to discuss EPA’s and CREW’s comments on the draft Feasibility Study. Provided a proposed approach to revisions to the soils and groundwater alternatives analysis in the draft Feasibility Study.
  • February 2013: Provided copies of the final Human Health Risk Assessment, revised Ecological Risk Assessment, and draft Remedial Investigation Report to representatives of the community groups.
  • January 2013: Submitted the Feasibility Study to the Agencies for review.
  • November 2012: Submitted the Remedial Investigation Report to the Agencies for review. Provided executive summaries of the final draft Human Health Risk Assessment and the draft Ecological Risk Assessment (currently under EPA review) to CREW and the 2229 Main Street Committee.
  • October 2012: Revised Ecological Risk Assessment submitted for Agency review.
  • August 2012: Revised Human Health Risk Assessment submitted
    for Agency review.
  • December 2010: Submitted draft Human Health Risk Assessment.
  • October 2010: Submitted draft Baseline Ecological Risk Assessment.
  • August 2009: Submitted draft Human Health Risk Assessment – First Interim Deliverable.
  • January 2009: submitted “Delineation Memoranda” for Groundwater and Soils/Sediment/Surface Water.
  • December 2010: Submitted draft Human Health Risk Assessment.
  • October 2010: Submitted draft Baseline Ecological Risk Assessment.
  • August 2009: Submitted draft Human Health Risk Assessment – First Interim Deliverable.
  • January 2009: submitted “Delineation Memoranda” for Groundwater and Soils/Sediment/Surface Water.
  • April 2008: Performed Additional Phase IC Sampling.
  • July 2007: Performed Phase IC Sampling Event and Ecological Study.
  • May 2007: Revised Draft Phase IC with Response to Comments (RTC).
  • October 2006: Submitted Phase 1C Work Plan for Agency review.
  • June 2006: Treated purge water generated during RI field activities was removed from the site and disposed.
  • May 2006: Phase 1B interim groundwater sampling round completed.
  • November 2005: Phase 1A and 1B RI activities completed.
  • November 2005:Second RI groundwater sampling round completed<./li>
  • September 2005: Phase 1B Scope of Work.
  • May 2005: AOI-3 (former landfill) investigation completed.
  • May 2005: First comprehensive groundwater sampling event completed.
  • January 2005: Monitoring well installation complete.
  • January 12 2005: Presentation Drum Ex Final.
  • October 2004: RI investigation underway.
  • October 5, 2004: Started groundwater profiling near the Holding Basin.
  • October 4, 2004: Installed piezometers in AOI 2.
  • September 29, 2004: Revising work plans in response to public comments.
  • September 2004: Mobilizing field equipment and trailers.
  • July 2004:Response to comments on RI/FS work plan submitted to US EPA<./li>
  • December 2003: Submitted first draft of the RI/FS work plans to EPA and MADEP.
  • August 11, 2003: The RI/FS Trust Fund was fully funded.
  • June 18, 2003: The Administrative Order by Consent (AOC) and Statement of Work (SOW) negotiated with the United States Environmental Protection Agency (EPA) Region I and the Massachusetts Department of Environmental.

Last updated on May 20, 2013