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Proposed Remediation Well Installation Work Plan <br /> Stockton Charter Way Commingled Plume #CP0057 <br /> February 14, 2025 <br /> TABLE OF CONTENTS <br /> 1.0 INTRODUCTION ................................................................................................................ 1 <br /> 1.1 BACKGROUND............................................................................................................ 1 <br /> 1.2 SITE AND SURROUNDING AREA.................................................................................. 2 <br /> 1.3 CURRENT STATUS......................................................................................................... 2 <br /> 2.0 PROPOSED ART WELL INSTALLATION................................................................................. 3 <br /> 2.1 PRE-FIELD ACTIVITIES .................................................................................................. 3 <br /> 2.1.1 Health and Safety............................................................................................... 3 <br /> 2.1.2 Permitting and Utility Clearance ....................................................................... 3 <br /> 2.2 PROPOSED WELL INSTALLATION DETAILS ................................................................... 3 <br /> 2.2.1 Soil Samples....................................................................................................... 4 <br /> 2.2.2 Waste Handling and Disposal ........................................................................... 4 <br /> 2.2.3 Reporting............................................................................................................ 5 <br /> 3.0 PROPOSED ART WELL REMEDIATION ................................................................................. 5 <br /> 4.0 BBU AS/SVE REMEDIATION................................................................................................ 5 <br /> 5.0 LIMITATIONS....................................................................................................................... 6 <br /> LIST OF FIGURES <br /> Figure 1 Site Location Map <br /> Figure 2 Site Plan with Proposed Wells <br /> Figure 3 Site Plan with Piping Layout <br /> Figure 4 MTBE Groundwater Isoconcentration Contour Map C Zone - Fourth Quarter 2024 <br /> Figure 5 Benzene Groundwater Isoconcentration Contour Map A Zone- Fourth Quarter 2024 <br /> LIST OF TABLES <br /> Table 1 Soil Boring and Well Construction Details <br /> LIST OF APPENDICES <br /> Appendix A Regulatory Correspondence <br /> ® Stantec i <br />