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I d� <br /> Laboratories Inc. <br /> Environmental Testing Laboratory Since 1949 <br /> Shaw Reported: 02/18/2013 14:19 <br /> 180 Promenade Circle Suite 320 Project: Harney Lane,S.J.County <br /> Sacramento,CA 95834 Project Number. 139866-Annual <br /> Project Manager. Sheila Richgels <br /> Volatile Organic Analysis (EPA Method 8260) <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: BWBO146 <br /> Benzene BWB0146-BS1 LCS 23.710 25.000 ug/L 94.8 70-130 <br /> Bromodichloromethane BWB0146-BS1 LCS 25.510 25.000 ug/L 102 70-130 <br /> Chlorobenzene BWB0146-BSI LCS 22.970 25.000 ug/L 91.9 70-130 <br /> Chloroethane BWB0146-BSI LCS 26.150 25.000 ug/L 105 70-130 <br /> 1,4-Dichlorobenzene BWB0146-BS1 LCS 23.320 25.000 ug/L 93.3 70-130 <br /> 1,1-Dichloroethane BWB0146-BS1 LCS 23.170 25.000 ug/L 92.7 70-130 <br /> 1,1-Dichloroethene BWB0146-BS1 LCS 24.760 25.000 ug/L 99.0 70-130 <br /> Toluene BWB0146-BSI LCS 23.860 25.000 ug/L 95.4 70-130 <br /> Trichloroethene BWB0146-BSI LCS 24.310 25.000 ug/L 97.2 70-130 <br /> 1,2-Dichloroethane-d4(Surrogate) BWB0146-BS1 LCS 10.740 10.000 ug/L 107 75-125 <br /> Toluene-d8(Surrogate) BWB0146-BS1 LCS 9.9400 10.000 ug/L 99.4 80-120 <br /> 4-Bromofluorobenzene(Surrogate) BWB0146-BS1 LCS 10.260 10.000 ug/L 103 80-120 <br /> QC Batch ID: BWBO147 <br /> Benzene BWB0147-BS1 LCS 24.180 25.000 ug/L 96.7 70-130 <br /> Bromodichloromethane BWB0147-BS1 LCS 23.790 25.000 ug/L 95.2 70-130 <br /> Chlorobenzene BWB0147-BS1 LCS 22.680 25.000 ug/L 90.7 70-130 <br /> Chloroethane BWB0147-BSI LCS 26.050 25.000 ug/L 104 70-130 <br /> 1,4-Dichlorobenzene BWB0147-BS1 LCS 22.770 25.000 ug/L 91.1 70-130 <br /> 1,1-Dic hloroethane BWB0147-BS1 LCS 22.670 25.000 ug/L 90.7 70-130 <br /> 1,1-Dichloroethene BWB0147-BS1 LCS 23.750 25.000 ug/L 95.0 70-130 <br /> Toluene BWB0147-BSI LCS 23.280 25.000 ug/L 93.1 70-130 <br /> Trichloroethene BWB0147-BSI LCS 25.590 25.000 ug/L 102 70-130 <br /> 1,2-Dichloroethane-d4(Surrogate) BWB0147-BS1 LCS 10.650 10.000 ug/L 106 75-125 <br /> Toluene-d8(Surrogate) BWB0147-BS1 LCS 9.7800 10.000 ug/L 97.8 80-120 <br /> 4-Bromofluorobenzene(Surrogate) BWB0147-BS1 LCS 10.000 10.000 ug/L 100 80-120 <br /> The results in this report apple to the samples analyzed in accordance with the chain of cusiody document.This analytical report mart be reproduced in its entirely. <br /> All results listed in this report are for the exclusive use of the submitting party.BC Laboratories,Inc.assumes no responsibility for report alteration,separation,detachment or third party interpretation. <br /> 4100 Atlas Court Bakersfield,CA 93308 (661)327-4911 FAX(661)327-1918 www.bGabs.com Page 42 of 49 <br />