[SWMU B-22]

SWMU B-22 RCRA Facility Investigation/Closure Report, August 2002

Table of Contents

Section 1 - Introduction

1.1   Background and Site Description

1.1.1   CSSA

1.1.2   SWMU B-22

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

3.4   Certification

Appendices

Appendix A   Analytical Results

Appendix B   Data Verification Reports

Appendix C   Evaluation of Data Quality Objectives Attainment

Figures

Figure B22-1   Site Location Map

Figure B22-2   Soils and Topographic Map

Figure B22-3   Geologic Setting

Figure B22-4   Sample Location Map

Tables

Table B22 –1   Summary of Chemical Constituents Detected in Soils (March 2000)