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[AOC 48 Table of Contents]

Final AOC 48 RCRA Facility Investigation Report - June 2002

Table of Contents

Section 1 - Introduction

1.1   Background and Site Description

1.1.1   CSSA

1.1.2   AOC 48

1.1.2.1   Site Description

1.1.2.2   Potential Sources of Contamination

1.1.2.3   Site Location

1.2   Site Environmental Setting

1.2.1   Site Soils and Topography

1.2.2   Geology

1.2.3   Hydrology

1.2.4   Cultural Resources

1.2.5   Potential Receptors

1.3   Previous Investigations

1.4   Closure Standard

Section 2 - Field Investigation

2.1   Field Actions

2.1.1   Geophysical Survey

2.1.2   Soil Gas Survey Samples

2.1.3   Surface Soil Samples

2.1.4   Subsurface Soil Samples

2.1.5   Groundwater Samples

2.2   Results and Comparisons

2.2.1   Geophysical Survey

2.2.2   Soil Gas Survey Samples

2.2.3   Surface Soil Samples

2.2.4   Subsurface Soil Samples

2.2.5   Groundwater Samples

Section 3 - Conclusions and Recommendations

3.1   Conclusions

3.2   Evaluation of Data Quality Objectives Attainment

3.3   Recommendations

Appendices

Appendix A   Analytical Results Summary

Appendix B   Data Verification Report

Appendix C   Evaluation of Data Quality Objectives Attainment 

Figures

Figure AOC48-1   Site Location Map

Figure AOC48-2   Soils and Topographic Map

Figure AOC48-3   Geologic Setting

Figure AOC48-4   Sample Location and Geophysical Survey Grid Map

Figure AOC48-5   Electromagnetic Data In-Phase

Figure AOC48-6   Electromagnetic Data Quadrature Phase

Figure AOC48-7   Ground Penetrating Radar Profile 30

Tables

Table AOC48-1   Summary of Chemical Constituents Detected in Surface Soils, June 2000