Montana Settlement Agreement

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Download the Montana Settlement Agreement (PDF)

Consent Decree

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Download the Consent Decree (PDF)

Public Meeting Presentation

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Download the Slides from the January 18, 2012 Public Meeting and Open House (11MB PDF)

Download the Proposed Interim Measure for: South Plant Hydraulic Control, East Helena, Montana (7MB PDF)

Final Baseline Ecological Risk Assessment

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Download the Baseline Ecological Risk Assessment (BERA) for the East Helena Site. (59MB PDF)

Prickly Pear Creek (PPC) Fact Sheet

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Download the PDF Fact Sheet containing information about:

  • Background
  • Existing Water Control Structures
  • What is the Upper Lake (UL) Aquifer Test?
  • Prickly Pear Creek (PPC) Studies
  • Cleanup Activities and Interim Measures
  • Current Concerns About Prickly Pear Creek (PPC)
  • How Will Clean Up Plans Improve Prickly Pear Creek (PPC)?
  • Interested in More Information?

Public Meeting Presentation

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View the 32 slide presentation from Montana Environmental Trust Group’s Annual Meeting on Feb 24th, 2011. (3.9MB PDF)

Public Meeting Invitation

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The Montana Environmental Trust Group (METG) is hosting a meeting to present information and answer questions about the cleanup of soil and groundwater contamination related to the former ASARCO Plant in East Helena. The Environmental Protection Agency, Montana Department of Environmental Quality and Montana Department of Justice will also be available at the meeting.

Thursday, February 24, 2011
6:30 pm to 8:30 pm
East Valley Middle School Library
401 Kalispell Street, East Helena

Please come to meet members of the METG team, find out what is being planned, and ask your questions.

Download the Public Meeting announcement flyer for posting.

Phase II RCRA Facility Investigation Site Characterization Work Plan

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This document was prepared for Montana Environmental Trust Group, LLC by Hydrometrics, Inc. in May 2010. It totals 118 pages and is a 5MB PDF file.

Supporting files:

Quality Assurance Project Plan for Environmental Data Collection Activities

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This document was prepared for Montana Environmental Trust Group, LLC by Hydrometrics, Inc. in May 2010. It totals 86 pages and is a < 1MB PDF file.

Data Management Plan for Environmental Data Collection Activities
Phase II RCRA Facility Investigation

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This document was prepared for Montana Environmental Trust Group, LLC by Hydrometrics, Inc. in September 2010. It totals 19 pages and is a < 1MB PDF file.