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t <br /> 1 . Monitoring Well Installation and Quarterly Report-First Quarter 2004 <br /> FORMER OCAMPO PROPERTY <br /> ' 821 South Wilson Way, Stockton, California <br /> TABLE OF CONTENTS <br /> SECTION PAGE <br /> ' 1.0. INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 <br /> ' 2.0. BACKGROUND . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 <br /> 21 REGIONAL GEOLOGIC/HYDROGEOLOGIC SETTING 1 <br /> ' 2 2 UNDERGROUND STORAGE TANK REMOVAL 2 <br /> 23 PREVIOUS SITE INVESTIGATIONS 2 <br /> 3.0. PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 <br /> 31 SOIL BORINGS 3 <br /> 3 1 1 Soil Sample Collection and Analysis 3 <br /> ' 3 12 Soil Logging 4 <br /> 3 1 3 Grab Ground Water Collection and Analysis 4 <br /> 32 MONITORING WELL INSTALLATION, DEVELOPMENT AND SURVEY 4 <br /> ' <br /> 32 1 Drilling and Sampling 4 <br /> 3 2 2 Logging 5 <br /> 3 2 3 Well Completions 5 <br /> ' 3 2 4 Laboratory Analyses of Soil Samples 5 <br /> 3 2 5 Monitoring Well Development 6 <br /> 3 2 6 Well Head Survey , 6 <br /> ' 3 3 QUARTERLY WELL MONITORING PROCEDURES 6 <br /> 3 3 1 Well Monitoring and Evacuation 6 <br /> 3 3 2 Collection and Analysis of Ground Water Samples 7 <br /> J <br /> 4.0. FINDINGS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 <br /> ' 41 STRATIGRAPHY 7 <br /> 42 ANALYTICAL AND GEOTECHNICAL RESULTS OF SOIL SAMPLES 8 <br /> 43 ANALYTICAL RESULTS OF GRAB GROUND WATER SAMPLES 9 <br /> 44 GROUND WATER GRADIENT AND FLOW DIRECTION 9 <br /> 45 ANALYTICAL RESULTS OF GROUND WATER SAMPLES 10 <br /> ' 5.0. SUMMARY AND CONCLUSIONS . . . . . . . . . . . . . . . . . : . . 10 <br /> 6.0. RECOMMENDATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 <br /> 7.0. LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 <br /> ' Advanced GeoEnvironmental,Inc <br />