2015 Final Corrective Measures Study Work Plan, Oct 2015
Now Available:
October 22, 2015 Former ASARCO East Helena Facility Final Corrective Measures Study Work Plan
2015–2016 Final Interim Measures Work Plan, May 2015
Now Available:
May 29, 2015 Former ASARCO East Helena Facility Draft Interim Measures Work Plan—2015 and 2016
2015 Groundwater and Surface Water Corrective Action Monitoring Plan, March 2015
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)
Invitation to Feb. 24, 2015 Public Meeting
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.
2015–2016 Draft Interim Measures Work Plan, Feb 2015
Now Available:
February 4, 2015 Former ASARCO East Helena Facility Draft Interim Measures Work Plan
2014 Supplemental Contaminant Source Area Investigation Report, Feb 2015
2014 Supplemental Contaminant Source Area Investigation Report for the Former East Helena Smelter Site. Prepared February 2015.
August 28, 2014 Public Meeting Presentation: Groundwater Update
Now Available:
August 28, 2014 Town Hall Meeting, East Helena Groundwater Update
2014 East Valley Controlled Groundwater Area Petition – Supporting Information, Aug 2014
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, July 2014
2014 Groundwater and Surface Water Corrective Action Monitoring Plan for the former ASARCO East Helena Facility, Prepared July 2014. Download the PDF here.