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f <br /> j - Del Monte Foods -3- <br /> May 4, 2009 <br /> Claim 2612 <br /> IV. MAXIMUM DOCUMENTED CONTAMINANT CONCENTRATIONS <br /> F <br /> Contaminant Soil m /k ESLs Water (ug/L WQOs <br /> Maximum Latest Shallow z Maximum Latest (ug/L) <br /> Soil' Industrial (Sep 08) <br /> Residential Dermal <br /> m /k (mg/kg) , <br /> TPH-g NA NA 83 450 1,400,000 1 13,000 5 <br /> TPH-d NA NA 83 450 NA NA 56 <br /> Benzene NA NA 0.044 0.27 64,000 140 0.15 <br /> Toluene NA NA n 2.9 210 110,000 340 42 <br /> Eth (benzene NA NA 2.3 5.0 21,000 470 29 <br /> Xylenes NA NA 2,3 100 130,000 2800 17 <br /> -' MTBE 5., . ... NA=','- --NA- — .�0023—� -65 x=304. NA—� -5 - .'_ , <br /> TBA NA NA 0.075 320,000 140 87 12 <br /> 1,2-DCA NA NA 0.0045 0.48 2,800 160 0.4 <br /> Lead NA NA 200 750 NA NA 15 <br /> PCE NA NA 0.37 0.95 NA IN 0.06 <br /> TCE NA NA 0.46 4.1 NA NA 0.8 f <br /> 1 Environmental Screening Levels(ESLs)Shallow Soil<3m,Groundwater is souce of Drinking Water. <br /> 2 ESLs,Shallow Soil Screening Levels,Groundwater not source of Drinking Water,Commercial Use, Direct Exposure, <br /> Worker <br /> NA Not Analyzed, Not Applicable,or Data Not Available <br /> WQO Water Quality Objectives 19 - <br /> FP Free phase product in site wells <br /> V. FREE PRODUCT: none identified <br /> VI. SOIL AND GROUNDWATER REMEDIATION <br /> If <br /> A. Soil Excavation: unknown volume <br /> B. In-Situ Soil Remediation: <br /> • METHOD: soil vapor extraction <br /> • MASS.ROMOVED:8787poundsresent <br /> through <br /> . •.. . ofTPH-G <br /> • INFLUENT TPH-G CONCENTRATION: <24 ppmv <br /> C. Groundwater Remediation: t <br /> i <br /> • METHOD: air/ oxygen sparging <br /> • DURATION: Feb 95 through present <br /> �. l <br /> � I <br /> i <br /> 4 <br /> �i <br /> California Environmental Protection Agency <br /> P.d RecydedPaper <br />