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TestAmedca <br /> THE LEADER IN EN V IR O NSA ENTAL TESTING 17461 Derian Avenue.Suite 100, Irvine,CA 92614(949)261-1022 Fax:(949)260-3297 <br /> Arcadis-Folsom Project ID: Storrie Derailment <br /> 950 Glenn Drive,Suite 125 Sampled: 01/17/11 <br /> Folsom,CA 95630 ReportNumber: IUA1672 Received: 01/19/11 <br /> Attention: Danielle Catlin-Wright <br /> METHOD BLANK/QC DATA <br /> VOLATILE ORGANICS with OXYGENATES by GC/MS (EPA 8260B) <br /> Reporting Spike Source %REC RPD Data <br /> Analyte Result Limit MDL Units Level Result %REC Limits RPD Limit Qualifiers <br /> Batch: 11A3164 Extracted: 01/28/11 <br /> Matrix Spike Analyzed:01/28/2011(11A3164-MS1) Source:IUA1891-01 <br /> Tetrachloroethene 27.3 1.0 0.32 ug/1 25.0 ND 109 65-130 <br /> Toluene 24.8 0.50 0.36 ug/1 25.0 ND 99 70-125 <br /> 1,2,3-Trichlorobenzene 24.1 1.0 0.30 ug/1 25.0 ND 96 60-135 <br /> 1,2,4-Trichlorobenzene 25.1 1.0 0.48 ug/1 25.0 ND 101 65-135 <br /> 1,1,1-Trichloroethane 28.6 1.0 0.30 ug/1 25.0 ND 114 65-140 <br /> 1,1,2-Trichloroethane 25.6 1.0 0.30 ug/1 25.0 ND 102 65-130 <br /> Trichloroethene 27.6 1.0 0.26 ug/1 25.0 ND 110 65-125 <br /> Trichlorofluoromethane 24.2 1.0 0.34 ug/1 25.0 ND 97 60-145 <br /> 1,2,3-Trichloropropane 26.8 1.0 0.40 ug/1 25.0 ND 107 55-135 <br /> 1,2,4-Trimethylbenzene 25.6 1.0 0.23 ug/1 25.0 ND 103 55-135 <br /> 1,3,5-Trimethylbenzene 25.6 1.0 0.26 ug/1 25.0 ND 102 70-130 <br /> Vinyl acetate 17.0 5.0 1.0 ug/1 25.0 ND 68 40-150 <br /> Vinyl chloride 22.6 0.50 0.40 ug/1 25.0 ND 91 45-140 <br /> Xylenes,Total 79.0 1.5 0.90 ug/1 75.0 ND 105 60-130 <br /> Di-isopropyl Ether(RIPE) 25.0 1.0 0.25 ug/1 25.0 ND 100 60-140 <br /> Ethyl tert-Butyl Ether(ETBE) 24.9 1.0 0.28 ug/1 25.0 ND 99 60-135 <br /> Methyl-tert-butyl Ether(MTBE) 23.9 1.0 0.32 ug/1 25.0 ND 96 55-145 <br /> tert-Amyl Methyl Ether(TAME) 25.6 1.0 0.33 ug/1 25.0 ND 102 60-140 <br /> tert-Butanol(TBA) 167 10 6.5 ug/1 125 21.5 116 65-140 <br /> Ethanol 148 100 100 ug/1 250 ND 59 40-155 <br /> Surrogate:4-Bromofluorobenzene 24.8 ug/1 25.0 99 80-120 <br /> Surrogate:Dibromofluoromethane 25.0 ug/1 25.0 100 80-120 <br /> Surrogate:Toluene-d8 25.5 ug/1 25.0 102 80-120 <br /> Matrix Spike Dup Analyzed:01/28/2011(11A3164-MSD1) Source:IUA1891-01 <br /> Acetone 42.5 10 4.5 ug/1 25.0 23.0 78 20-150 11 35 <br /> Benzene 24.9 0.50 0.15 ug/1 25.0 ND 99 65-125 0.3 20 <br /> Bromobenzene 26.1 1.0 0.27 ug/1 25.0 ND 104 70-125 0.7 20 <br /> Bromochloromethane 27.2 1.0 0.40 ug/1 25.0 ND 109 65-135 2 25 <br /> Bromodichloromethane 27.0 1.0 0.30 ug/1 25.0 0.720 105 70-135 0.8 20 <br /> Bromoform 25.6 1.0 0.40 ug/1 25.0 1.73 95 55-135 3 25 <br /> Bromomethane 22.9 1.0 0.42 ug/1 25.0 ND 92 55-145 3 25 <br /> 2-Butanone(MEK) 25.6 10 4.7 ug/1 25.0 ND 102 30-145 10 40 <br /> n-Butylbenzene 25.7 1.0 0.37 ug/1 25.0 ND 103 65-135 0.08 20 <br /> sec-Butylbenzene 26.5 1.0 0.25 ug/1 25.0 ND 106 70-125 0.4 20 <br /> tert-Butylbenzene 25.5 1.0 0.22 ug/1 25.0 ND 102 65-130 0.5 20 <br /> TestAmerica Irvine <br /> Heather Clark <br /> Project Manager <br /> The results pertain only to the samples tested in the laboratory. This report shall not be reproduced, <br /> except in full,without written permission from TestAmerica. IUA1672 <Page 91 of 112> <br />