Final Interim Measures Work Plan—2015 and 2016

Now Available:
May 29, 2015 Former ASARCO East Helena Facility Draft Interim Measures Work Plan—2015 and 2016

Download this file as a 65MB PDF File

2015 Groundwater and Surface Water Corrective Action Monitoring Plan

2015 Groundwater and Surface Water Corrective Action Monitoring Plan for the former ASARCO East Helena Facility, prepared March 2015. Download the PDF here.

Public Meeting Presentation

Comments on Draft 2015-2016 Interim Measures Work Plan
Due to EPA by March 6, 2015 (burns.betsy@epa.gov)

Download the Slides in PPTX Format (28MB)

2014 Supplemental Contaminant Source Area Investigation Report

2014 Supplemental Contaminant Source Area Investigation Report for the Former East Helena Smelter Site. Prepared February 2015.

Download the PDF here.

Public Meeting Invitation

The US Environmental Protection Agency (EPA) and the Montana Environmental Trust Group, Trustee of the Montana Environmental Custodial Trust, are sponsoring a Public Meeting and Open House on February 24, 2015 to review the Draft 2015-2016 Interim Measures Work Plan, which describes cleanup plans to be implemented at the former ASARCO Smelter in 2015-2016.

For more information, please download the February 24th Public Meeting Notice and Invitation.

Draft Interim Measures Work Plan

Now Available:
February 4, 2015 Former ASARCO East Helena Facility Draft Interim Measures Work Plan

Download this file as an 80MB PDF File

Town Hall Meeting: Groundwater Update

Now Available:
August 28, 2014 Town Hall Meeting, East Helena Groundwater Update

Download this file as a 10MB PDF File

East Valley Controlled Groundwater Area Petition – Supporting Information

Supporting Information for the East Valley Controlled Groundwater Area Petition – Lewis and Clark County, Montana

Prepared August 2014
Download the PDF here.

2014 Groundwater and Surface Water Corrective Action Monitoring Plan

2014 Groundwater and Surface Water Corrective Action Monitoring Plan for the former ASARCO East Helena Facility, Prepared July 2014. Download the PDF here.

Interim Measures Work Plan

Now Available:
May 16, 2014 Former ASARCO East Helena Facility Interim Measures Work Plan

Download this file as a 14MB PDF File