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` y <br /> Dalwinder S. Dhoot _ 2 _ -' <br /> August 20, 2009 <br /> Claim No. 12489 <br /> EXAMPLE OF CLOSURE REQUEST REPORT <br /> TABLE OF CONTENTS <br /> 1..0 INTRODUCTION <br /> 2.0 SITE BACKGROUND <br /> 2.1 Site Description <br /> 2,2 Regional Geology and Hydrogeology i <br /> 2.3 Local Geology and Hydrogeology <br /> 2.4 Sensitive Receptor Survey <br /> 2.5 Conduit Survey <br /> 3.0' PREVIOUS INVESTIGATIONS` <br /> --- <br /> -­,-4-;0,-- HYD.ROCARBON-DISTRIBUTION------— <br /> 4.1 . Hydrocarbon.Distribution in Sail <br /> 4.2 Hydrocarbon .Distribution in Groundwater <br /> 5.0 RISK,ASSESSMENT <br /> 5.1 Tier 1 Risk Evaluation <br /> 5.2 "Conceptual Site Madel <br /> 5.3 Results of Tier 1 Evaluation <br /> 6.0 LOW RISK GROUNDWATER CASE CLOSURE <br /> 6.1 Leak Has Stopped -Ongoing Sources Removed . . <br /> 6.2 Site is Adequately Characterized <br /> 6.3 Dissolved Hydrocarbon Plume Is Not Migrating <br /> 6.4 Sensitive Receptors & Water Wells Not Likely to be Impacted <br /> 6.5 No Significant Risk to Human 'Health or Environment <br /> 7.0 CONCLUSIONS AND. RECOMMENDATIONS <br /> FIGURES <br /> 1. Vicinity Map <br /> 2. Site Plan <br /> 3. Groundwater Elevation Contours <br /> .__ -�"4.µ=-- - Hydrocarbon-,:Concentration Contours- <br /> 5. Trend Analysis Graphs and Plots <br /> 6. Conceptual Site Model Exposure Pathway <br /> TABLES <br /> Groundwater Elevation and Analytical Data <br /> . 2. Soil analytical Data <br /> 3. Monitoring Well Construction Details <br /> 4. 05% UCL Calculations <br /> APPENDICES' <br /> A. Boring and Well Logs <br /> B. Sensitive Receptor Survey <br /> C. Trend Analysis Data <br /> D. Closure Summary Form. <br /> California Environmental Protection Agency <br /> ZD*Recydvd Paper <br />