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' TABLE OF CONTENTS �i . . . . . . . . . . . . . . . . . . . Pa e LD. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . 1 ' 2.0. PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 21 ADVANCEMENT OF SOIL PROBE BORING 1 2 1 1 Soil Sample Collection 1 2 1 2 Grab Ground Water Sample Collection 2 2 13 Laboratory Analysis of Soil and Grab Ground Water Samples 2 2 1 4 Equipment Decontamination 3 ' 2.15 Borehole Abandonment , 3 22 QUARTERLY WELL MONITORING PROCEDURES 3 ' 2.2 1 - Well Monitoring and Evacuation 3 2 2 2 Collection. and Analysis of Ground Water Samples 3 ' 3.0. FINDINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3 1 SOIL DESCRIPTIONS 4 32 FIELD EVIDENCE OF HYDROCARBON IMPACTED SOIL 4 ' 33 ANALYTICAL RESULTS OF SOIL AND GRAB GROUND WATER SAMPLES 5 34 GROUND WATER GRADIENT AND FLOW DIRECTION 5 35 ANALYTICAL RESULTS OF GROUND WATERSAMPLES6 4.0. SUMMARY AND CONCLUSIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 ' 5.0. RECOMMENDATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 ' 6.0 LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 FIGURES ' Figure 1 -Location Map Figure 2 -Site Plan Figure 3 - Ground Water Elevation Map Figure 4-Site Plan -Dissolved Benzene/MTBE Concentrations t TABLES ' Table 1 -Ground Water Elevation Data Table 2-Analytical Results of Ground Water Samples-EPA Method 8015MI8020 8260M Table 3 -Analytical Results of Soil and Grab Ground Water Samples-EPA Method 8015MI8020 8260M ' APPENDICES Appendix A-Soil Boring Log Appendix B -Monitoring Well Field Logs {• Appendix C-Laboratory Report of Ground Water Samples Appendix D-Laboratory Report of Soil and Grab Water Samples Advanced GeoEnviroamentai,Inc-