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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: 01/18/11 <br /> Folsom,CA 95630 ReportNumber: IUA1808 Received: 01/20/11 <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: 11A2676 Extracted: 01/25/11 <br /> Matrix Spike Analyzed:01/25/2011(11A2676-MS1) Source:IUA1808-01 <br /> 1,3,5-Trimethylbenzene 25.8 1.0 0.26 ug/l 25.0 ND 103 70-130 <br /> Vinyl acetate 16.4 5.0 1.0 ug/l 25.0 ND 66 40-150 <br /> Vinyl chloride 19.3 0.50 0.40 ug/l 25.0 ND 77 45-140 <br /> Xylenes,Total 71.3 1.5 0.90 ug/l 75.0 ND 95 60-130 <br /> Di-isopropyl Ether(RIPE) 23.3 1.0 0.25 ug/l 25.0 ND 93 60-140 <br /> Ethyl tert-Butyl Ether(ETBE) 23.1 1.0 0.28 ug/1 25.0 ND 92 60-135 <br /> Methyl-tert-butyl Ether(MTBE) 21.8 1.0 0.32 ug/l 25.0 ND 87 55-145 <br /> tert-Amyl Methyl Ether(TAME) 21.4 1.0 0.33 ug/1 25.0 ND 86 60-140 <br /> tert-Butanol(TBA) 115 10 6.5 ug/l 125 ND 92 65-140 <br /> Ethanol 248 100 100 ug/l 250 ND 99 40-155 <br /> Surrogate:4-Bromofluorobenzene 21.9 ug/1 25.0 88 80-120 <br /> Surrogate:Dibromofluoromethane 22.6 ug/1 25.0 91 80-120 <br /> Surrogate:Toluene-d8 25.2 ug/1 25.0 101 80-120 <br /> Matrix Spike Dup Analyzed:01/25/2011(11A2676-MSD1) Source:IUA1808-01 <br /> Acetone 14.0 10 4.5 ug/1 25.0 ND 56 20-150 12 35 <br /> Benzene 22.3 0.50 0.15 ug/1 25.0 0.180 89 65-125 7 20 <br /> Bromobenzene 23.9 1.0 0.27 ug/1 25.0 ND 95 70-125 5 20 <br /> Bromochloromethane 21.3 1.0 0.40 ug/1 25.0 ND 85 65-135 3 25 <br /> Bromodichloromethane 22.5 1.0 0.30 ug/1 25.0 ND 90 70-135 4 20 <br /> Bromoform 17.8 1.0 0.40 ug/1 25.0 ND 71 55-135 12 25 <br /> Bromomethane 21.3 1.0 0.42 ug/1 25.0 ND 85 55-145 7 25 <br /> 2-Butanone(MEK) 22.6 10 4.7 ug/1 25.0 ND 90 30-145 7 40 <br /> n-Butylbenzene 23.7 1.0 0.37 ug/1 25.0 ND 95 65-135 9 20 <br /> sec-Butylbenzene 23.5 1.0 0.25 ug/1 25.0 ND 94 70-125 9 20 <br /> tert-Butylbenzene 23.3 1.0 0.22 ug/1 25.0 ND 93 65-130 11 20 <br /> Carbon Disulfide 22.9 5.0 0.48 ug/1 25.0 ND 92 40-140 5 20 <br /> Carbon tetrachloride 19.4 0.50 0.28 ug/1 25.0 ND 78 65-140 8 25 <br /> Chlorobenzene 21.1 1.0 0.36 ug/1 25.0 ND 84 75-125 9 20 <br /> Chloroethane 20.7 1.0 0.40 ug/1 25.0 ND 83 55-140 4 25 <br /> Chloroform 19.4 1.0 0.33 ug/1 25.0 ND 78 65-135 10 20 <br /> Chloromethane 18.1 1.0 0.40 ug/1 25.0 ND 72 45-145 5 25 <br /> 2-Chlorotoluene 22.4 1.0 0.28 ug/1 25.0 ND 90 65-135 10 20 <br /> 4-Chlorotoluene 23.4 1.0 0.29 ug/1 25.0 ND 94 70-135 7 20 <br /> 1,2-Dibromo-3-chloropropane 21.6 5.0 0.97 ug/1 25.0 ND 86 45-145 6 30 <br /> Dibromochloromethane 20.0 1.0 0.40 ug/1 25.0 ND 80 65-140 12 25 <br /> TestAmerica Irvine <br /> Pat Abe For 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. I UA1808 <Page 35 of 64> <br />