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Laboratories. Inc. I(,I <br /> Environmental Testing Laboratory Since 1949 <br /> Stantec Reported: 03/22/2011 11:29 <br /> 3475 W.Shaw Avenue,Suite 104 Project: Calpines <br /> Fresno,CA 93711 Project Number: [none] <br /> Project Manager: Ralph Carson <br /> Volatile Organic Compounds by GC/MS (EPA Method TO-15) <br /> Quality Control Report - Laboratory Control Sample <br /> Control Limits <br /> Spike Percent Percent Lab <br /> Constituent QC Sample ID Type Result Level Units Recovery RPD Recovery RPD quals <br /> QC Batch ID: BUC1317 <br /> Dibromochloromethane BUC1317-BS1 LCS 106.47 85.186 ug/m3 125 70-130 <br /> BUC1317-BSDI LCSD 107.31 85.186 ug/m3 126 0.8 70-130 30 <br /> 1,2-Dibr mo-3-chloropropane BUC1317-BSI LCS 92.503 98.660 ug/m3 95.7 70-130 <br /> BUC1317-BSDI LCSD 84.760 96.660 ug/m3 87.7 8.7 70-130 30 <br /> 1,2-Dibromoethans BUC1317-BS1 LCS 69.113 76.835 ug/m3 90.0 70-130 <br /> BUC1317-BSDI LCSD 69.874 76.835 ug/m3 90.9 1.1 70-130 30 <br /> Dibrorllomethane SUC1317-BSI LCS 73.117 71.098 ug/m3 103 70-130 <br /> BUC1317-BSD1 LCSD 73.359 71.098 ug/m3 103 0.3 70-130 30 <br /> 1,2-Dichlorobenzene BUC1317-BS1 LCS 48.886 60.124 ug/m3 81.3 70-130 <br /> BUC1317-BSDI LCSD 45.826 60.124 ug/m3 76.2 6.5 70-130 30 <br /> 1,3-Dichlorobenzene BUC1317-BSI LCS 55.813 60.124 ug/m3 92.8 70-130 <br /> BUC1317-ESDI LCSD 53.209 60.124 ug/m3 88.5 4.8 70-130 30 <br /> 1,4-Dichlorobemene BUC1317-BSI LCS 48.339 60.124 ug/m3 80.4 70-130 <br /> BUC1317-BSD1 LCSD 45.471 60.124 ug/m3 75.6 6.1 70-130 30 <br /> Dichlorodifluoromethane BUC1317-BSI LCS 59.102 49.454 ug/m3 120 70-130 <br /> BUC1317-BSDI LCSD 59.235 49.454 ug/m3 120 0.2 70-130 30 <br /> 1,1-Dichloroethane BUC1317-BS1 LCS 30.153 40.474 ug/m3 74.5 70-130 <br /> SUC1317-BSDI LCSD 30.797 40.474 ug/m3 76.1 2.1 70-130 30 <br /> 1,2-Dichloroelhane BUC1317-BSI LCS 49.346 40.474 ug/m3 122 70-130 <br /> BUC1317-BSD1 LCSD 50.087 40.474 ug/m3 124 1.5 70-130 30 <br /> 1,1-Dichloroethene BUC1317-BS1 LCS 36.414 39.649 ug/m3 91.8 70-130 <br /> BUC1317-BSDI LCSD 37.421 39.649 ug/m3 94.4 2.7 70-130 30 <br /> cia-1,2-Dichlorcethene BUC1317-BS1 LCS 33.425 39.649 ug/m3 84.3 70-130 <br /> BUC1317-BSD1 LCSD 33.904 39.649 ug/m3 85.5 1.4 70-130 30 <br /> tram-l,2-Dichloroethene BUC1317-BS1 LCS 31704 39.649 ug/m3 80.0 70-130 <br /> BUC1317-BSD1 LCSD 32.824 39.649 ug/m3 82.3 2.9 70-130 30 <br /> 1,2-Dichloroprepane BUC1317-BS1 LCS 38.757 46.211 ug/m3 83.9 70-130 <br /> BUC1317-BSD1 LCSD 39.483 46.211 ug/m3 85.4 1.9 70-130 30 <br /> cis1,3-Dichloropropene BUC1317-BSI LCS 57.105 45.387 ug/m3 126 70-130 <br /> BUC1317-BSDI LCSD 58.172 45.387 ug/m3 128 1.9 70-130 30 <br /> bans-1,3-Dichloropropene BUC1317-BSI LCS 46.916 45.387 ug/m3 103 70-130 <br /> BUC1317-BSDI LCSD 47.470 45.387 ug/m3 105 1.2 70-130 30 <br /> 1,2-Dichloro-1,1,2.2-tebafluoroethane SUC1317-BSI LCS 62.328 69.906 ug/m3 89.2 70-130 <br /> BUC1317-BSD1 LCSD 62.902 69.906 ug/m3 90.0 0.9 70-130 30 <br /> Diisopropyl ether BUC1317-BS1 LCS 44.430 41.789 ug/m3 106 70-130 <br /> BUC1317-BSD1 LCSD 45.454 41.789 ug/m3 109 2.3 70-130 30 <br /> The res./re in rhia upon app/y ro rhe..ump/es ono/yzed m.ccordance wIlh rhe churn jeuarndy document/his andyrica/repan moat he repr.duced In[rs rnrircry. <br /> All raulb listed in this rcyon are for Ne eadusive use ofthe sudnininy perry. BCI I nntories,Inc.assumes no reswna.biliry far repan tltmnon,upantioq dmchmrnt or third pany I-anvr.n.n. <br /> 4100 Atlas Coun Bakersbekl,CA 93308 (681)327-4911 FAX(661)327-1918 www.bciabs.wm Page 32 of 36 <br />