The Rochester mine and associated heap leach facilities is a surface silver and gold mine near Lovelock, Nevada. The mine extracts both gold and silver from ore using the heap leaching process. Coeur has operated the Rochester mine since the mid-1980s, during which time it has constructed and operated three valley-leach facilities, Stage I, Stage II, and Stage IV. Stage I has ceased leaching operations and has been reclaimed. Stage II is nearing completion of leaching.
Knight Piésold was retained to complete the Stage III, Stage IV, and Stage V heap leach facility designs at the Coeur Rochester Project located 28 miles northeast of Lovelock, Nevada:
Knight Piésold completed the facility specific design, including:
Knight Piésold was also engaged to complete the Final Permanent Closure Plan (FPCP) which was submitted to the Nevada Division of Environmental Protection and the US Bureau of Land Management in 2011.