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TABLE OF CONTENTS <br /> Page <br /> 10 INTRODUCTION 1 r <br /> . ry <br /> I20 PROCEDURES 1 <br /> 21 MONITORING WELL PURGE PROCEDURES 1 <br /> , 2 2 COLLECTION OF GROUND WATER SAMPLES 2 <br /> 23 MASS OF HYDROCARBONS REMOVED 2 <br /> 24 MODELING OF REMAINING HYDROCARBON-IMPACTED SOIL 2 <br /> I 2 4 1 OVERVIEW OF SESOIL 3 <br /> 2 4 2 SITE SPECIFIC CONDITIONS, 3 r <br /> 3 0 FINDINGS 4 <br /> 31 GROUND WATER ELEVATION AND GRADIENT 4 - <br /> 3 2 ANALYTICAL RESULTS OF GROUND WATER SAMPLES 15 <br /> 33 MASS CALCULATIONS 5 <br /> 34 RESULTS OF SESOIL MODELING 5 <br /> I40 DISCUSSION AND CONCLUSIONS 5 <br /> 5 0 RECOMMENDATIONS 6 _ <br /> 60 LIMITATIONS 6 <br /> FIGURES <br /> I Figure 1 - Location Map <br /> Figure 2 - Site Plan <br /> Figure 3 - UST/Dispenser Area Plan <br /> Figure 4 - Ground Water Elevations <br /> 4 I <br /> TABLES t <br /> Table 1 - Ground Water Elevations' ; <br /> Table 2 -Analytical Results of Ground Water Samples -December 1999 <br /> Table 3 ,Analytical Results of Htstorical Ground Water Samples - <br /> EPA Methods 503018015m, 8020/602 <br /> Table 4 -Analytical Results of Ground Water Samples -EPA Method 8260m ' <br /> APPENDICES ' <br /> Appendix A - Stabilization Data &Field Sheets <br /> Appendix B -Laboratory Report for Ground Water Monitoring, <br /> Appendix C - SESOIL Input Data <br /> Advanced GeoEnvironmentul,Inc <br />