The Federal Land Managers (FLM) requested Rosemont Project to conduct a screening level Visibility Analysis to evaluate the effect of the emissions from the proposed project on the Air Quality Related Values at the Saguaro East National Park Class I area. During a conference call on March 14, 2011, the FLMs provided recommendations on appropriate assumptions to be made in order to complete this screening level analysis.
Applied Environmental Consultants. 2011d. Rosemont Copper Company VISCREEN: Visibility Impacts Analysis at Saguaro East National Park. Prepared for SWCA Environmental Consultants. Tempe, Arizona: Applied Environmental Consultants. April 1.