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TestAmerica <br /> THE LEADER IN ENVIRONMENTAL TESTING 17461 Derien Avenue.5uite 100, Irvine,CA 92614(949)261-1022 Fm:(949)260-3297 <br /> Conestoga-Rovers&Associates-Emeryville Shell Project ID: 3515 Navy Dr.,Stockton,CA <br /> 5900 Hollis St.,Suite A Sampled: 03/29111-03/30/11 <br /> Emeryville,CA 94608 Report Number: IUC3240 Received: 03/31/11 <br /> Attention: Aubrey Cool <br /> VOLATILE ORGANICS by GUMS (EPA 5030B/8260B) <br /> Reporting Sample Dilution Date Date Data <br /> Analyte Method Batch Limit Result Factor Extracted Analyzed Qualifiers <br /> Sample ID:IUC3240-01(AS-3-5-Soil) Sampled:03/29/11 <br /> Reporting Units: mg/kg <br /> Benzene EPA 8260B 11D0275 0.0010 ND 0.996 4/42011 4/4/2011 <br /> Ethylbenzene EPA 8260B 11D0275 0.0010 ND 0.996 4/42011 4/4/2011 <br /> Toluene EPA 8260B 1ID0275 0.0010 ND 0.996 4/42011 4/42011 <br /> Xylenes,Total EPA 8260B 11D0275 0.0020 ND 0.996 4/42011 4/42011 <br /> Di-isopropyl Ether(RIPE) EPA 8260B I ID0275 0.0020 ND ' 0.996 4/42011 4/4/2011 <br /> Ethyl tert-Butyl Ether(ETBE) EPA 8260B 1 ID0275 0.0020 ND 0.996 4/42011 4/42011 <br /> Methyl-tert-butyl Ether(MTBE) EPA 8260B 11DO275 0.0020 ND 0.996 4/4/2011 4/42011 <br /> tert-Amyl Methyl Ether(TAME) EPA 8260B 11DO275 0.0020 ND 0.996 4/42011 4/42011 C <br /> tert-Butanol(TBA) EPA 8260B 11D0275 0.020 ND 0.996 4/42011 4/42011 <br /> Surrogate:4-Bromofluorobenzene(80-120%) 95% <br /> Surrogate:Dibromofluoromethane(80-125%) 100% <br /> Surrogate:Toluene-d8(80-110%) 104% <br /> Sample ID:IUC3240-02(AS-3-10-Soil) Sampled:0329/11 <br /> Reporting Units: mg/kg <br /> Benzene EPA 8260B 11 D0275 0.0010 0.0077 0.996 4/42011 4/42011 <br /> Ethylbenzene EPA 82606 11D0275 0.0010 ND 0.996 4/42011 4142011 <br /> Toluene EPA 8260B 11D0275 0.0010 ND 0.996 4/42011 4/42011 <br /> Xylenes,Total EPA 82608 11D0275 0.0020 ND 0.996 4/4/2011 4/42011 <br /> Di-isopropyl Ether(DIPE) EPA 8260B 11D0275 0.0020 ND 0.996 4/42011 4/42011 <br /> Ethyl tert-Butyl Ether(ETBE) EPA 8260B 11D0275 0.0020 ND 0.996 4/42011 4/42011 <br /> Methyl-tert-butyl Ether(MTBE) EPA 8260B 11D0275 0.0020 0.0040 0.996 4/42011 4/42011 <br /> tert-Amyl Methyl Ether(TAME) EPA 82608 1ID0275 0.0020 ND 0.996 4/42011 4/42011 C <br /> tert-Butanol(TBA) EPA 82608 11D0275 0.020 ND 0.996 4/4/2011 4/42011 <br /> Surrogate:4-Bromofluorobenzene(80-12091o) 99% <br /> Surrogate:Dibromofluoromethane(80-1251o) 106% <br /> Surrogate: Toluene-d8(80-120%) 104% <br /> TestAmerica Irvine <br /> Lena Davidkova For Philip Sanelle <br /> Project Manager <br /> The msulsr perlam only to the samples tested in the laboratory. This reporl shall nm be reproduced, <br /> aceptinfull,withounvrinenpermissionfrom TestAmerica. IUC3240 <page 5of23> <br />