Laserfiche WebLink
Cvj%TC <br /> � <br /> A S S O C I A T E S I N C <br /> TABLE OF CONTENTS <br /> i, <br /> CONTENT PAGE <br /> Y. <br /> =`= 1.0 INTRODUCTION...................... <br /> 1.1 Site Location........................................................................................................ 1 <br /> 1.2 Site Background .................................................................................................. I <br /> 2.0 GROUNDWATER MONITORING.............................................................................2 <br /> 2.1 Fourth Quarter 1997 ................ <br /> .......... <br /> F. 2.2 Natural Attenuation Monitoring ...........................................................................3 <br /> h <br /> f <br /> r= ............................... <br /> 3.1 Regional Geology........... ....................................................................................4 <br /> 3.0 SUBSURFACE CONDITIONS r <br /> 3.2 Hydrogeology......................................................................................................4 <br /> - 4.0 DISTRIBUTION OF PETROLEUM HYDROCARBONS.........................................5 <br /> 4.1 Soil......................................................................................................................5 <br /> 4.2 Groundwater........................................................................................................ <br /> 5.0 POTENTIAL RECEPTORS AND PATHWAYS........................................................6 <br /> 5.1 Potential Receptors..............................................................................................6 <br /> 5.2 Potential Pathways............................................................................................... <br /> 6.0 DISCUSSION.................... <br /> 7.0 REMEDIAL ALTERNATIVES ......•7 <br /> 7.1 Natural Attenuation..............................................................................................7 <br /> 7.2 Soil Excavation................. <br /> ................................................................................... <br /> 7.3 In-Situ Air Sparging with Soil Vapor Extraction................... 8 <br /> ................... <br /> E ; <br /> 8.0 REMEDIATION ALTERNATIVES EVALUATION.........................................................9 <br /> 8.1 Alternative 1 -Passive Remediation...............................................................................9 <br /> 8.2 Alternative 2- Soil Excavation and Off-site Disposal.................................................11 <br /> 8.3 Alternative 3 - Soil Vapor Extraction with Groundwater Monitori12ng ....................... <br /> .j <br /> 9.0 RECOMMENDATIONS ............................................................................................13 <br /> 10.0 REFERENCES........................ ...14 <br /> ................................................................................. <br />