FINAL SITE INSPECTION REPORT

Table of Contents________________________________________________List of Figures ................................................................................................................................................ vList of Tables .................................................................................................................................................viList of Appendices ........................................................................................................................................viiList of Acronyms .......................................................................................................................................... viiiGlossary of Terms .........................................................................................................................................xiExecutive Summary................................................................................................................................. ES-11.0 Introduction ..................................................................................................................................... 1-11.1 Project Authorization ............................................................................................................ 1-11.2 Site Name and Location ....................................................................................................... 1-11.3 Purpose, Scope, and Objectives of the Site Inspection ........................................................ 1-21.4 Munitions Response Site Prioritization Protocol ................................................................... 1-32.0 Property Description and History .................................................................................................... 2-12.1 Historical Military Use........................................................................................................... 2-12.2 Munitions Information ...........................................................................................................2-22.3 Ownership History ................................................................................................................ 2-22.4 Physical Setting.................................................................................................................... 2-22.4.1 Topography and Vegetation .................................................................................... 2-22.4.2 Land Use................................................................................................................. 2-22.4.3 Nearby Population................................................................................................... 2-32.4.4 Climate .................................................................................................................... 2-32.4.5 Area Water Supply .................................................................................................. 2-32.4.6 Surface Water ......................................................................................................... 2-32.4.7 Geologic and Hydrogeologic Setting ....................................................................... 2-42.4.7.1 Bedrock Geology....................................................................................... 2-42.4.7.2 Overburden Soils ...................................................................................... 2-42.4.7.3 Hydrogeology............................................................................................ 2-42.4.8 Sensitive Environments........................................................................................... 2-42.5 Previous Investigations for MC and MEC ............................................................................. 2-52.5.1 Archives Search Report........................................................................................... 2-52.5.2 ASR Supplement..................................................................................................... 2-52.5.3 Other Investigations ................................................................................................ 2-62.6 Other Land Uses that May Have Contributed to Contamination........................................... 2-82.7 Past Regulatory Activities..................................................................................................... 2-82.8 Previous MEC Finds............................................................................................................. 2-83.0 SI Tasks and Findings .................................................................................................................... 3-13.1 Technical Project Planning ................................................................................................... 3-13.2 Additional Records Research ............................................................................................... 3-43.2.1 Coordination with State Historic Preservation Office ............................................... 3-43.2.2 Coordination with Natural Resources Offices .......................................................... 3-43.2.3 Historical Aerial Photographs .................................................................................. 3-43.2.4 Environmental Database Search............................................................................. 3-53.2.5 Rights of Entry......................................................................................................... 3-5Boardman AFR Final SI Report.doc iContract No. W912DY-04-D-0010, Delivery Order No. 003September 2007