Summary of Ambient Air Quality and Meteorological Data Collected from Startup Through the First Quarter 2009 Rosemont Copper Mine Monitoring Site Pima County, Arizona

Document ID: 012003

Ambient airi quality and meteorological measuerments have been collected at the Rosemont Copper Mine site commencing April and June 2006 through the first quarter of 2009. The purpose of the monitoring program is to provide the measurements necessary to establish existing air quality and meteorological conditions in support of an application for an air quality permit for the planned mining operations.