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1 <br /> ' TABLE OF CONTENTS <br /> ' <br /> 10 INTRODUCTION 1 <br /> 20 PURPOSE AND SCOPE 1 <br /> 3 0 SITE BACKGROUND 2 <br /> ' 3 1 Site Description 2 <br /> 32 Site History 3 <br /> 3 2 1 Site Aerial Photographs 4 <br /> ' 3 2 2 Site Previous Investigation 4 <br /> 33 Known and Potential Offsite Contaminant Sources 4 <br /> 34 Hydrogeologic Setting 7 <br /> ' <br /> 40 FIELD INVESTIGATION PROGRAM 8 <br /> 41 Utility Clearance and Permitting 8 <br /> 42 Exploratory Borings 8 <br /> ' 4 2 1 Soil Sampling g <br /> 4 2 2 Groundwater Grab Sampling 10 <br /> 43 Quality Assurance/Quality Control 10 <br /> ' <br /> 50 FIELD OBSERVATIONS AND LABORATORY ANALYTICAL RESULTS 12 <br /> 5 1 Soil and Groundwater Conditions 12 <br /> 52 Soil Analytical Results 13 <br /> ' 5 2 1 Shallow Soil Sample Results 13 <br /> 5 2 2 Deeper Soil Sample Results 14 <br /> 53 Groundwater Grab Analytical Results 14 <br /> ' 5 3 1 Shallow Groundwater Grab Results 14 <br /> 5 3 2 Deeper Groundwater Grab Results 15 <br /> 6 0 DISCUSSION AND CONCLUSIONS 16 <br /> ' <br /> 61 Comparison of Data to ESLs and PRGs 16 <br /> 6 2 Conclusions 17 <br /> 6 2 1 Soil 17 <br /> ' 6 2 2 Groundwater 17 <br /> 70 LIMITATIONS 18 <br /> 80 REFERENCES 18 <br /> 1 <br /> 1 <br /> Field Investigation Report i 8 December 2003 <br /> tTREA.DWELL&ROLLO,INC <br />