Rosemont Copper Company Amendment to: Emission Inventory Information Years 1, 5, 10, 15, and 20 Rosemont Copper Project Southeastern Arizona

The Rosemont Copper Project has re-evaluated its operations described in the document "Rosemont Copper Company, Emission Inventory Information, Years 1, 5, 10, 15, and 20, Rosemont Copper Project, Southeastern Arizona", dated July 28, 2010, and has made several changes that affect emissions from the facility.