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Q <br /> A S S O C I A T E S I N C <br /> TABLE OF CONTENTS <br /> CONTENT PAGE <br /> 1.0 INTRODUCTION..................................................................................................................1 <br /> ' 2.0 HYDROGEOLOGIC SETTING..........................................................................................1 <br /> ' 3.0 BACKGROUND.....................................................................................................................2 <br /> 3.1 UST Removal...........................................................................................................2 <br /> t 3.2 Initial Subsurface Investigation ...............................................................................2 <br /> 3.3 Remediation Activities.............................................................................................2 <br /> 3.4 Additional Subsurface Investigation........................................................................2 <br /> 3.5 Soil and Purgewater Disposal..................................................................................3 <br /> 4.0 EXISTING CONDITIONS....................................................................................................3 <br /> ' 4.1 Soil Conditions ........................................................................................................3 <br /> 4.1.1 Site Geology............................................................... ..............................3 <br /> 4.1.2 Petroleum Hydrocarbons in Soil........................................................................4 <br /> r� 4.1.3 Mass Balance Calculations - Soil ......................................................................5 <br /> 4.2 Groundwater Conditions..........................................................................................5 <br /> 4.2.1 Site Hydrogeology..................................................... ......................5 <br /> ' 4.2.2 Petroleum Hydrocarbons in Groundwater.........................................................5 <br /> 4.2.3 Mass Balance Calculations - Groundwater........................................................5 <br /> 5.0 GROUNDWATER RECEPTOR SURVEY....................................................................6 <br /> ' 6.0 EVALUATION OF LOW RISK CRITERIA.................................................................7 <br /> 6.1 Low Risk Groundwater Case Evaluation.................................................................7 <br /> 6.2 Appendix B Checklist............................................................. .........8 <br /> ........................ <br /> ' 7.0 CONCLUSIONS/RECOMMENDATIONS....................................................................8 <br /> ' 8.0 REFERENCES...................................................................................................................9 <br /> 1 <br /> 1 <br /> w;162 574.051reporislc1osure-fs3.doc <br /> 1 <br />