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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: 01/18/11-01/19/11 <br /> Folsom,CA 95630 ReportNumber: IUA1809 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 Dup Analyzed:01/25/2011(11A2676-MSD1) Source:IUA1808-01 <br /> Trichloroethene 21.5 1.0 0.26 ug/l 25.0 ND 86 65-125 3 20 <br /> Trichlorofluoromethane 20.3 1.0 0.34 ug/l 25.0 ND 81 60-145 8 25 <br /> 1,2,3-Trichloropropane 22.0 1.0 0.40 ug/l 25.0 ND 88 55-135 9 30 <br /> 1,2,4-Trimethylbenzene 24.6 1.0 0.23 ug/l 25.0 ND 99 55-135 2 25 <br /> 1,3,5-Trimethylbenzene 23.8 1.0 0.26 ug/l 25.0 ND 95 70-130 8 20 <br /> Vinyl acetate 15.0 5.0 1.0 ug/l 25.0 ND 60 40-150 9 30 <br /> Vinyl chloride 18.6 0.50 0.40 ug/l 25.0 ND 74 45-140 4 30 <br /> Xylenes,Total 64.4 1.5 0.90 ug/l 75.0 ND 86 60-130 10 20 <br /> Di-isopropyl Ether(RIPE) 21.6 1.0 0.25 ug/l 25.0 ND 86 60-140 8 25 <br /> Ethyl tert-Butyl Ether(ETBE) 20.8 1.0 0.28 ug/1 25.0 ND 83 60-135 11 25 <br /> Methyl-tert-butyl Ether(MTBE) 20.8 1.0 0.32 ug/l 25.0 ND 83 55-145 5 25 <br /> tert-Amyl Methyl Ether(TAME) 19.5 1.0 0.33 ug/1 25.0 ND 78 60-140 10 30 <br /> tert-Butanol(TBA) 107 10 6.5 ug/1 125 ND 86 65-140 7 25 <br /> Ethanol 226 100 100 ug/l 250 ND 90 40-155 10 30 <br /> Surrogate:4-Bromofluorobenzene 21.9 ug/1 25.0 88 80-120 <br /> Surrogate:Dibromofluoromethane 22.6 ug/1 25.0 90 80-120 <br /> Surrogate:Toluene-d8 24.9 ug/1 25.0 100 80-120 <br /> Batch: IIA2850 Extracted: 01/26/11 <br /> Blank Analyzed:01/26/2011(11A2850-BLKI) <br /> Isopropyl alcohol ND 100 50 ug/1 <br /> Surrogate:4-Bromofluorobenzene 22.1 ug/l 25.0 88 80-120 <br /> Surrogate:Dibromofluoromethane 23.9 ug/l 25.0 95 80-120 <br /> Surrogate:Toluene-d8 25.7 ug/1 25.0 103 80-120 <br /> LCS Analyzed:01/26/2011(11A2850-BSI) <br /> Surrogate:4-Bromofluorobenzene 24.1 ug/1 25.0 96 80-120 <br /> Surrogate:Dibromofluoromethane 24.7 ug/1 25.0 99 80-120 <br /> Surrogate:Toluene-d8 25.7 ug/1 25.0 103 80-120 <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. I UA1809 <Page 73 of 88> <br />