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TestAmerica <br /> THE LEADER IN ENVIRONMENTAL TESTING 17461 Derien Avenue.Suite 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: 03/29/11-03/30/11 <br /> Emeryville,CA 94608 Report Number: IUC3240 Received: 03/31/11 <br /> Attention: Aubrey Coal <br /> METHOD BLANK/QC DATA <br /> EXTRACTABLE FUEL HYDROCARBONS(CADHS/8015B) <br /> Reporting Spike Source %REC RPD Data <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Qualifiers <br /> Batch: 11DO126 Extracted:04/02/11 <br /> Blank Analyzed:04/03/2011(11 DO126-BLKI) <br /> DRO(CIO-C28) ND 5.0 mg/kg <br /> EFH(C10-C28) ND 5.0 mg/kg <br /> Surrogate:rt-Octacosane 5.18 mg/kg 6.67 78 40-140 <br /> LCS Analyzed:04/03/2011 (I1DO126-BS1) <br /> DRO(CI0-(728) 24.4 5.0 mg/kg 33.3 73 45-115 <br /> EFH(C10-C28) 24.4 5.0 mg/kg 33.3 73 45-115 <br /> Surrogate:n-Octacosam 5.61 mg/kg 6.67 84 40-140 <br /> Matrix Spike Analyzed:04/03/2011(11DO126-MSI) Source:IUC3204-17 <br /> EFH(CIO-C28) 20.8 5.0 mg/kg 33.3 ND 62 40-120 <br /> Surrogate:n-Octacasane 4.64 mg/kg 6.66 70 40-140 <br /> Matrix Spike Dup Analyzed:0 4/0 312 011(11DO126-MSDI) Source:IUC3204-17 <br /> EFH(C 10-C28) 21.9 5.0 mg/kg 33.3 ND 66 40-120 5 30 <br /> Surrogate:n-Octacosane 4.18 mg/kg 6.66 64 40-140 <br /> Batch: 11DO149 Extracted:04/01/11 <br /> Blank Analyzed:04/02/2011(11DO149-BLKI) <br /> DRO(CIO-C28) ND 5.0 mg/kg <br /> EFH(C10-C28) ND 5.0 mg/kg <br /> Surrogate:n-Octacosane 6.65 mg/kg 6.67 100 40-140 <br /> LCS Analyzed:04/022011(11DO149-BSI) <br /> DRO(C10-C28) 24.7 5.0 mg/kg 33.3 74 45-115 <br /> EFH(CIO-C28) 24.7 5.0 mg/kg 33.3 74 45-115 <br /> Surrogate:n-Octacosam 6.32 mg/kg 6.67 95 40-140 <br /> TestAmerica Irvine <br /> Lena Davidkova For Philip Sanelle <br /> Project Manager <br /> The resula permin only to the samples tested in the laboratory. This report shall not be reproduced, <br /> exceptinfull,without written permissionfrom Testdmetica. IUC3240 <Page 9of23> <br />