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I <br /> CALIFORNIA LABORATORY SERVICES <br /> 09/21/11 15:10 <br /> Page 8 of 9 <br /> Kleinfelder(Stockton) Project: CNP <br /> 2001 Arch-Airport Road,suite 100 Project Number: 101486 CLS Work Order#:CUI0645 <br /> Stockton CA,95206 Project Manager: Joseph D.Zilles COC#:21059 <br /> Tribalomethanes by EPA Method 524.2 - Quality Control <br /> Reporting Spike Source %REC RPD <br /> '[Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch CU06790-EPA 5030 Water MS <br /> _BlankCU06_790-BLK_1 __ Prepared&Analyzed:09/20/11 <br /> Bromodichloromethane ND 0.50 ag(L <br /> Bromofo rn ND 0.50 " <br /> Chloroform ND 0.50 " <br /> Dibromochloromethane ND 0.50 <br /> Total Trihalomethanes(THNO ND 0.50 <br /> Surrogate: 1,2-Dichloroethane-d4 11.5 10.0 70-130 <br /> 90 <br /> Surrogate:Toluene-d8 8.96 10.0 90 70-130 <br /> LCS(CU06790-BSI) Prepared&Analyzed:09/20/11 <br /> Bromodichloromethane 22.5 0.50 pg/L 20.0 112 70-130 <br /> Bromolmrn 22.5 0.50 " 20.0 113 70-130 <br /> Chloroform 20.7 0.50 20.0 104 70-130 <br /> Dibromochloromethane 22.4 0.50 20.0 112 '70-130 <br /> Surrogate:1,2-Dichloroethane-d4 9.61 ,I 10.0 96 70-130 <br /> Surrogate: Toluene-d8 10.4 10.0 104 70-130 <br /> LCS Dup(CU06790-BSDI) _ Prepared&Analyzed:09/20/11 <br /> Bromodichloromethane 20.4 _ 0.50 1191L 20.0 102 70-130 10 30 <br /> Bromoform 20.7 0.50 20.0 104 70-130 8 30 <br /> Chloroform 18.8 0.50 20.0 94 70-130 10 30 <br /> Dibromochloromethane 20.0 0.50 20.0 100 70-130 12 30 <br /> Surrogate:1,2-Dichloroethaned4 9.29 I' 10.0 93 70-130 <br /> Surrogate:Toluene-d8 10.1 10.0 10! 70-130 <br /> CA DOHS ELAP Accreditation/Registration Number 1233 <br /> 3249 Fitzgerald Road Rancho Cordova,CA 95742 www.californialab.com 916-638-7301 Fax: 916-638-4510 <br />