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Contents <br /> 1 Introduction................................................................................................................ 1 <br /> 2 Technical Approach for Investigation......................................................................... 1 <br /> 2.1 Drilling Methods..................................................................................................2 <br /> 2.2 Groundwater Sampling Methods ........................................................................2 <br /> 3 Field Preparation .......................................................................................................2 <br /> 3.1 Permitting............................................................................................................2 <br /> 3.2 Access ................................................................................................................2 <br /> 3.3 Subsurface Utility Clearance ..............................................................................2 <br /> 4 Field Activities............................................................................................................3 <br /> 4.1 Monitoring Well M-54C .......................................................................................3 <br /> 4.1.1 Stratigraphic Characterization .....................................................................3 <br /> 4.1.2 Groundwater Sampling................................................................................3 <br /> 4.1.3 Well Completion Details ..............................................................................4 <br /> 4.2 Monitoring Well M-51A .......................................................................................4 <br /> 4.2.1 Stratigraphic Characterization .....................................................................4 <br /> 4.2.2 Groundwater Sampling................................................................................4 <br /> 4.2.3 Well Completion ..........................................................................................4 <br /> 4.3 Monitoring Well M-53B .......................................................................................4 <br /> 4.3.1 Stratigraphic Characterization .....................................................................5 <br /> 4.3.2 Groundwater Sampling................................................................................5 <br /> 4.3.3 Well Completion ..........................................................................................5 <br /> 4.4 Monitoring Well M-50A .......................................................................................5 <br /> 4.4.1 Initial Boring Location ..................................................................................5 <br /> 4.4.2 Stratigraphic Characterization .....................................................................6 <br /> 4.4.3 Groundwater Sampling................................................................................6 <br /> 4.4.4 Well Completion Details ..............................................................................6 <br /> 4.5 Monitoring Well M-52B .......................................................................................6 <br /> 4.5.1 Stratigraphic Characterization .....................................................................6 <br /> 4.5.2 Groundwater Sampling................................................................................7 <br /> 4.5.3 Well Completion Details ..............................................................................7 <br /> 5 Well Development......................................................................................................7 <br /> 6 Well Survey Information.............................................................................................7 <br /> 7 Groundwater Analytical Results.................................................................................8 <br /> 7.1 Analytical Results for Upper Aquifer A-Zone Wells; Industrial Avenue...............8 <br /> 7.2 Analytical Results for Upper Aquifer B-Zone Wells; Stockton Avenue ...............8 <br /> 7.3 Analytical Results For Off-Site Well M-54C........................................................9 <br /> 8 Conclusions and Recommendations .........................................................................9 <br /> 9 Endnotes.................................................................................................................. 11 <br /> i <br />