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CALIFORNIA LABORATORY SERVICES <br /> Page 24 of 25 04/15/13 09:35 <br /> PSC Project: Corral Hollow Landfill <br /> 11855 White Rock Road Project Number: [none] CLS Work Order#:CWD0260 <br /> Rancho Cordova,CA 95742 Project Manager: Marc Winkler COC#: 142478 <br /> Volatile Organic Compounds by EPA Method 8260B - Quality Control <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch CW02286-EPA 5030 Soil MS <br /> Matrix Spike(CW02286-MS1) Source:CWD0260-01 Prepared&Analyzed:04/08/13 <br /> Trichloroethene 5.48 5.0 µg/kg 20.0 ND 27 55-138 QM-7 <br /> Surrogate: 1,2-Dichloroethane-d4 35.4 30.0 118 50-125 <br /> Surrogate:Toluene-d8 31.2 30.0 104 62-125 <br /> Surrogate:4-Bromq luoroben_ene 29.8 30.0 99 50-128 <br /> Matrix Spike Dup(CW02286-MSDI) Source:CWD0260-01 Prepared&Analyzed:04/08/13 <br /> Benzene 5.09 5.0 gg/kg 20.0 ND 25 58-139 25 30 QM-7 <br /> Chlorobenzene 3.25 5.0 20.0 ND 16 62-134 49 30 QM-7 <br /> 1,1-Dichloroethene 6.41 5.0 20.0 ND 32 53-152 8 30 QM-7 <br /> Toluene 4.00 5.0 20.0 ND 20 58-139 35 30 QM-7 <br /> Trichloroethene 3.78 5.0 20.0 ND 19 55-138 37 30 QM-7 <br /> Surrogate:l,2-Dichloroethane-d4 36.0 30.0 120 50-125 <br /> Surrogate:Toluene-d8 32.0 30.0 107 62-125 <br /> Surrogate:4-Broniofluorobenzene 29.8 30.0 99 50-128 <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 />