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TABLE OF CONTENTS <br /> Section Page <br /> 1.0 INTRODUCTION......................................................................................................................... 1-1 <br /> 1.1 OBJECTIVES AND SCOPE OF WORK......................................................................................... 1-1 <br /> 2.0 ENVIRONMENTAL RECORD SEARCH..................................................................................2-1 <br /> 2.1 SITE DESCRIPTION AND OPERATIONS....................................................................................2-1 <br /> 2.2 SURROUNDING PROPERTIES....................................................................................................2-1 <br /> 2.3 GEOLOGIC SETTING...................................................................................................................2-1 <br /> 2.3.1 Regional Physiographic Conditions..........................................................................................2-1 <br /> 2.3.2 Regional Geology.....................................................................................................................2-2 <br /> 2.3.3 Regional Hydrogeology............................................................................................................2-3 <br /> 2.4 GOVERNMENT AGENCY DATABASES.....................................................................................2-3 <br /> 2.4.1 Sites with Operating Permits Only...........................................................................................2-3 <br /> 2.4.2 RCRA Small and Large Generators of Hazardous Waste..........................................................2-3 <br /> 2.4.4 Sites with Environmental Concerns..........................................................................................2-4 <br /> 3.0 LOCAL GOVERNMENT AGENCY CONTACT......................................................................3-1 <br /> 4.0 AERIAL PHOTOGRAPH REVIEW..........................................................................................4-1 <br /> 5.0 PREVIOUS STUDIES..................................................................................................................5-1 <br /> 5.1 ONSITE..........................................................................................................................................5-1 <br /> 5.1 OFF-SITE.......................................................................................................................................5-1 <br /> 6.0 SUBSURFACE INVESTIGATION.............................................................................................6-1 <br /> 6.1 DRILLING PROCEDURES............................................................................................................6-1 <br /> 6.2 SOIL SAMPLING PROCEDURES.................................................................................................6-1 <br /> 6.3 GROUNDWATER SAMPLING PROCEDURES............................................................................6-2 <br /> 6.4 GROUNDWATER SURVEY..........................................................................................................6-2 <br /> 6.5 BORING ABANDONMENT PROCEDURES.................................................................................6-3 <br /> 6.6 DECONTAMINATION PROCEDURES/CONTAMINANT OF MATERIALS...............................6-4 <br /> 7.0 LABORATORY ANALYTICAL TESTING...............................................................................7-1 <br /> 8.0 SUMMARY OF FINDINGS........................................................................................................8-1 <br /> 8.1 FIELD OBSERVATIONS...............................................................................................................8-1 <br /> 8.2 ANALYTICAL TEST RESULTS...............................:....................................................................8-1 <br /> 8.2.1 Soil Samples...........................................................................................................................8-1 <br /> 8.2.2 Groundwater Samples.............................................................................................................8-2 <br /> 9.0 CONCLUSIONS AND RECOMMENDATIONS........................................................................9-1 <br /> 10.0 CLOSURE................................................................................................................................ 10-1 <br /> 11.0 REFERENCES......................................................................................................................... 11-1 <br /> JN 40007-088-01 <br /> Ibg\n1sw\97-06un\arcotrac.doc <br />