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).
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 Former ASARCO East Helena Facility Interim Measures Work Plan—Conceptual Overview of Proposed Interim Measures and Details of 2012 Activities, revised September 2012
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.
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.
Download a presentation overviewing RCRA corrective action and how it pertains to the East Helena site.
Download the PDF Fact Sheet containing information about: