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ikf 7 +�� � r'P'.ic£�,�' � a��'•9 � ^h��`l` � "€ 'z" ;`�4`�.� �a. z.& y <br /> CONTENTS <br /> INTRODUCTION . <br /> . . . . . . . . . . . . . . 1 <br /> SITE DESCRIPTION AND BACKGROUND . . . . . . . . . . . . . . 2 <br /> PREVIOUS WORK . . . . . . . . . . . . . . . . . . . . . . . 3 <br /> FIELD WORK . . . 6 <br /> Description of Drilling and Organic Vapor Analysis . . 6 <br /> Soil. Sampling Procedure • 8 <br /> Soils Encountered . . . . . . . . . . . . . 9 <br /> Construction of Mcnitoring Wells . . . . . 10 <br /> Procedures Used to Sample. Water and to Develop Wells . 11 <br /> EVALUATION OF GROUND-WATER GRADIENT . . . . . . . . . . . . 13 <br /> ANALYTICAL RESULTS . . . . . . . . . . . . . . . . . . . . . 15 <br /> DISCUSSION . . . . . . . . 19 <br /> . . . . . . . . . . <br /> �? CONCLUSIONS AND RECOMMENDATIONS . . . . . . . . . . . . . . 20 <br /> LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . 22 <br /> LIST OF TABLES <br /> TABLE 1: R.ESUIMS OF CHEMICAL ANALYSES OF SOIL AND WATER 4 <br /> o-k TABLE 2: RESULT'S OF SUBJECTIVE ANALYSIS OF WATER IN WELLS 13 <br /> TABLE 3: DIFFERENCES IN GROUND-WATER ELEVATION IN <br /> MONITORING WELLS • . . . . . 15 <br /> TABLE 4: RESULTS OF CHEMICALANALYSES OF SOIL SAMPLES . . . 17 <br /> TABLE 5: RESULTS OF CHEMICAL ANALYSES OF WATER SAMPLES 18 <br /> 04 !. +t LIST OF PLATES <br /> PLATE P-1: SITE VICINITY MAP <br /> PLATE P-2: PARCEL MAP <br /> PLATE P-3: GENERALIZED SITE PLAN <br /> PLATE P-4: UNIFIED SOIL CLASSIFICATION SYSTEM AND SYMBOL KEY <br /> PLATE P-.5 <br /> THROUGH P-6: LOG OF BORING B-1/MW-1 <br /> PLATE P-7 <br /> THROUGH P-8: : LOG OF BORING B-2/MW-2 <br /> PLATE P-9 <br /> THROUGH P-10: LOG OF BORING B-3/MW-3 <br /> fel PLATE P-11: CROSS SECTION A - A' <br /> PLATE P-12: CROSS SECTION B - B' <br /> PLATE P-13: GROUND-WATER POTENTIOMETRIC SURFACE MAP <br /> LIST OF APPENDICES <br /> APPENDIX A: WELL LOG KEY TO ABBREVIATIONS <br /> UNIFIED SOIL CLASSIFICATION SYSTEM <br /> WELL LOG - BORINGS S-A AND S-B AND WELLS S-1 AND S-2 <br /> (PACIFIC ENVIRONMENTAL_GROUP) --- - -- --_---_--_-__—-- -_ <br /> --- -_ --- --- — -- ---APPENDIX B: CHAIN OF CUSTODY RECORD <br /> RECORD OF ANALYSIS (APPLIED GEOSYSTEMS) <br /> fp ANALYTICAL REPORT (BROWN AND CALDWELL) <br />