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Table 1 <br /> Proposed Sampling Program <br /> Pre-Design Investigation <br /> Former Lodi MGP <br /> Total Depth Target Soil Gas <br /> Proposed Soil Gas Sample Location ID of Soil Gas Sampling Depth Analyses <br /> Boring ( <br /> (feet bgs) feet bgs) <br /> SG-7 15.0 5.0 VOCs(including naphthalene) <br /> 15.0 VOCs(including naphthalene) <br /> SG-8 15.0 5.0 VOCs(including naphthalene) <br /> 15.0 VOCs(including naphthalene) <br /> SG-9 15.0 5.0 VOCs(including naphthalene) <br /> 15.0 VOCs(including naphthalene) <br /> SG-10 15.0 5.0 VOCs(including naphthalene) <br /> 15.0 VOCs(including naphthalene) <br /> SG-11 15.0 5.0 VOCs(including naphthalene) <br /> 15.0 VOCs(including naphthalene) <br /> SG-12 15.0 5.0 VOCs(including naphthalene) <br /> 15.0 VOCs(including naphthalene) <br /> SG-13 15.0 5.0 VOCs(including naphthalene) <br /> 15.0 VOCs(including naphthalene) <br /> SG-14 15.0 5.0 VOCs(including naphthalene) <br /> 15.0 VOCs(including naphthalene) <br /> Notes: <br /> 1. If visual impact is observed,adjust proposed sample depth to target it if proposed sample depth is within 1 foot of impact. <br /> Otherwise,collect an additional soil sample of the impacted material as well as"clean"sample from below the visual impact. <br /> feet bgs=feet below ground surface <br /> BTEX=benzene,toluene,ethylbenzene,and total xylenes using EPA Method 5035/82608 <br /> PAHs=polycyclic aromatic hydrocarbons using EPA <br /> Pb=lead using EPA Method 6010 <br /> CAM 17 Metals using EPA Method 6010 <br /> TPH-e=extractable total petroleum hydrocarbons <br /> TPH-p=purgeable total petroleum hydrocarbons <br /> VOCs=volatile organic compounds including <br /> Page 3 of 3 ERRA PACIFIC GROUP <br />