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[SWMU B-12]

Final SWMU B-12 RCRA Facility Investigation Report, July 2002

Table of Contents

Section 1 - Introduction

1.1   Background and Site Description

1.1.1   CSSA

1.1.2   SWMU B-12

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   Soil Boring Logs

Appendix C   Evaluation of Data Quality Objectives Attainment

Appendix D   Data Verification Report

Figures

Figure B12-1   Site Location Map

Figure B12-2   Soils and Topographic Map

Figure B12-3   Geologic Setting

Figure B12-4   Sample Location Map

Tables

Table B12 1   Summary of Chemical Constituents Detected in Soil, March 2000