PAST PROJECTS Piegan-Gloster Mill Site in Marysville, Montana Mine Environmental Services Olympus completed a reclamation work plan for the Montana Mine Waste Cleanup Bureau to guide the cleanup of a historical mill site containing tailings and waste rock piles elevated in lead and zinc. The 100-year-old mill site contained over 220,000 cubic yards of tailings…

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PAST PROJECTS Spring Hill Tailings in Helena, Montana Mine Environmental Services Olympus completed a reclamation work plan for the Montana Mine Waste Cleanup Bureau to guide the cleanup procedures for a historical mill site that was ranked #12 on the abandoned mine site priority list for Montana. The site contained over 400,800 cubic yards of…

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PAST PROJECTS Joslyn Tailings Site, Helena, Montana Mine Environmental Services The Joslyn Tailings site is a five acre, historical millsite which contained 10,900 cubic yards of mine/mill waste and contaminated soil elevated in arsenic and lead.  Both residential and commercial land use occurs in the area surrounding the site. The regional climate is semi-arid and a…

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PAST PROJECTS Corbin Flats Tailings Site in Jefferson City, Montana Mine Environmental Services The Corbin Flats Tailings site is a 75-acre, historical millsite which contains 350,000 yards of mine/mill waste and contaminated soil elevated in arsenic and lead. Although the site is private land, it has commonly been used for recreation by motorcycle/ATV riders, target…

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PAST PROJECTS Basin Repository in Basin, Montana Mine Environmental Services Olympus completed a preliminary assessment of the feasibility of using an operating gold mine pit that is going into closure as a potential repository site for regional historical mine waste for the Montana Department of Environmental Quality Mine Waste Cleanup Bureau and the US Forest…

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