What's New?

Recent Remedial Activities

August 2018

  • Submitted the results for the Biannual Operable Unit 5 Groundwater Monitoring Program - July 2018, Main TCE Plume, Headquarters Area TCE Plume, Fire Training Zone TCE Plumes, and the Carbon Tetrachloride Source Area.

July 2018

  • Completed the scheduled biannual groundwater monitoring for Operable Unit 5
  • Completed the scheduled biannual groundwater and surface water monitoring for Operable Unit 2.

July 2017

  • Completed the scheduled annual surface inspection and soil gas monitoring at OU2.

June 2017

  • Submitted Change in Monitoring Frequency for OU2 Post-closure OM&M - Addendum-Phase2 CorrectiveActionPlanfor the Operable Unit 2 Landfill Closure at Lowry; approved by CDPHE;scheduled monitoring change to biannual with next soil gas monitoring event in July 2017 and next groundwater and surface water sampling event in July 2018.

 

Recently Approved Documents

November 2017

  • Post-closure, Operation and Maintenance Report, November 2016 through October 2017, Operable unit 2 (OU2) landfill site

June 2017

  • Change in Monitoring Frequency for OU2 Post-closure OM&M - Addendum-Phase2 CorrectiveActionPlanfor the Operable Unit 2 Landfill Closure at Lowry; approved by CDPHE.

March 2017

  • 2016 Monitoring Well Abandonment Activities Summary, Operable Unit 5 – Main TCCE Plume, Headquarters Area TCE Plume, Fire Training Zone TCE Plume, and the Carbon Tetrachloride Source Area.