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• Table 1 <br /> Proposed Sampling Locations and Rationale <br /> Newark Group Petroleum Site <br /> 800 West Church Street,Stockton,California <br /> Proposed Analysis <br /> TPH(speciation) <br /> and VOCs Oxygen and Carbon TPHg and VOCs _ <br /> TOIS•VPH VOCs 0155 Dioxide D1946 (82606) TPHd 80156 <br /> Approximate Soil: plastic sleeves or <br /> Boring/Sampling Sample Depth QA/QC Sample Type Soil:Encore glazsjars <br /> Location ID feet ifa ro riate Matrix Simple Rational Iliter summa Ilitersumma Miter summa Water:VOAs Water: Iliteramber <br /> B-7 Area Southwest Portion of Site <br /> Assess potential inhalation risk from vapor <br /> SG-l. intrusion if buildings are constructed in this <br /> area of the site. Oxygen and carbon dioxide ■ - <br /> SG-1-10' !0 Soil Gas concentrations to be measured in one sample to <br /> SG-2 assess aerobic/anaerobic conditions.A shallow <br /> soil gas sample will also be collected from five <br /> SG2-5' 5 Soil Gas feet bgs at SG-2 to assess risk with dermal ■ <br /> contact to construction worker. SG-2 will be <br /> SG-2-10' 10 Soil Gas collected from the area reporting the highest ■ ■ - - <br /> historical concentrations. <br /> SG-3 <br /> SG-3-10' 10 Soil Gas - it <br /> SG3-10'-DUP 10 Du licate Soil Gas ■ <br /> B-14 Area Southeast Portion of Site) <br /> Assess potential inhalation risk from vapor _ <br /> SG4 intrusion if buildings are constructed in this <br /> area of the site.Oxygen and carbon dioxide _ <br /> concentrations to be measured in one sample to ■ <br /> SG4-S' 5 Soil Go assess aerobic/anaerobic conditions. <br /> SG-4-10' 10 1 Soil Gas <br /> B-15 Area Southeast Portion of Site <br /> Assess potential inhalation risk from vapor <br /> SG-5 intrusion if buildings are constructed inthis <br /> area of the site.Oxygen and carbon dioxide ■ <br /> SG-5-10' 10 Soil Gas concentrations to be measured in one sample to _ <br /> SG-6, assess aerobic/anaerobic conditions A shallow <br /> soil gassample will also be collected from five <br /> SG-6-5' 5 Soil Gas feet bgs at SG-6 to assess risk with dermal ■ <br /> _ contact to construction worker. SG-6 will be - <br /> SG-6-10' 10 Soil Gas collected from the area reporting the highest ■. ■' <br /> historical concentrations. <br /> SG-7 <br /> _ ■ <br /> SG7.10' 10 Soil Gas <br /> Page I of 3 ,. <br />