2012 Draft Preliminary Redevelopment Concepts, Oct 2012
Former ASARCO Property, East Helena
2012 Upper Lake Drawdown Test – Draft Technical Memorandum, Sept 2012
The Montana Environmental Trust Group is conducting an Upper Lake drawdown test at the former ASARCO smelter site (the plant site) in East Helena, Montana. The purpose of this test is to simulate, at least partially, the effects of eliminating recharge from Upper lake on plant site groundwater levels, flow rates, and contaminant loading to groundwater.
For more information, download the Upper Lake Tech Memo (7MB PDF).
Invitation to Oct. 3, 2012 Open House and Stakeholder Review of Redevelopment Conceptual Plans
The US Environmental Protection Agency (EPA) and the Montana Environmental Custodial Trust (the Custodial Trust) will hold a public open house on October 3, 2012 from 6:30 to 8:30 PM at the Custodial Trust’s new offices in East Helena. The purpose of the open house is to review the most recent conceptual plans for potential future redevelopment of the former ASARCO properties in East Helena.
For more information, download the October 3, 2012 Open House Invitation.
2012 Final Interim Measures Work Plan–Conceptual Overview of Proposed Interim Measures, Sept 2012
2012 Former ASARCO East Helena Facility Interim Measures Work Plan—Conceptual Overview of Proposed Interim Measures and Details of 2012 Activities, revised September 2012
June 20, 2012 Public Meeting Presentation: 2012 Interim Measures Work Plan
Download the Slideshow from the East Helena Public Meeting and Open House on June 20, 2012
Download this file as a 2MB PDF
East Helena Smelter Public Meeting and Open House
Where: East Valley Volunteer Fire Department Station House
2694 Valley Drive, East Helena, MT 59635
When: 6:30 – 8:30 PM, June 20, 2012
The US Environmental Protection Agency (EPA) and the Montana Environmental Custodial Trust (the Custodial Trust) are sponsoring a Public Meeting and Open House on June 20th. Representatives from EPA and the Custodial Trust will review the 2012 Interim Measures Work Plan, which describes cleanup plans to be implemented at the former ASARCO Smelter later this year.
For more information, download the June 2012 Public Meeting Notice and Invitation.
2012 Opportunities & Constraints Plans – Redevelopment Planning Studies for East Helena Smelter, April 2012
Download the Opportunities & Constraints Plan, part of the redevelopment planning study for the East Helena Smelter. This is a two part document, with both links below.
April 25, 2012 Public Meeting Presentation: Resource Conservation and Redevelopment Act (RCRA) Overview
Download a presentation overviewing RCRA corrective action and how it pertains to the East Helena site.
2012 Prickly Pear Creek Fact Sheet, February 2012
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?