Phase I Environmental Site Assessment (ESA) for an approximately 59.9-hectare (148- acre) site along Tangle Creek in Tonto National Forrest in Yavapai County, Arizona (LX Bar Ranch). Pursuant to the American Society for Testing Materials (ASTM) Standard Practice for Environmental Site Assessments: Phase I Environmental Site Assessment Process (ASTM E 1527-00), the history and current use of the Property and surrounding parcels were determined, and a site reconnaissance was conducted.