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- Lorto�ies Inc. <br />Environmental Testing Laboratory Since 1949 <br />CB&I Reported: 02/07/2014 10:01 <br />180 Promenade Circle, Suite 320 Project: Foothill Landfill <br />Sacramento, CA 95834 Project Number: 139867 Leachate <br />Project Manager: Sheila Richgels <br />Volatile Organic Analysis (EPA Method 826013) <br />Quality Control Report - Precision & Accuracy <br />Control Limits <br />Source Source Spike Percent Percent Lab <br />Constituent Type Sample ID Result Result Added Units RPD Recovery RPD Recovery Quals <br />QC Batch ID: BXA1751 <br />Used client sample: <br />N <br />1,2-Dichloroethane-d4 (Surrogate) <br />MS <br />1401888-01 <br />ND <br />10.120 <br />10.000 <br />ug/L <br />101 <br />75-125 <br />MSD <br />1401888-01 <br />ND <br />10.390 <br />10.000 <br />ug/L <br />2.6 <br />104 <br />75-125 <br />Toluene -d8 (Surrogate) <br />MS <br />1401888-01 <br />ND <br />10.090 <br />10.000 <br />ug/L <br />101 <br />80-120 <br />MSD <br />1401888-01 <br />ND <br />10.050 <br />10.000 <br />ug/L <br />0.4 <br />100 <br />80-120 <br />4-Bromofluorobenzene (Surrogate) <br />MS <br />1401888-01 <br />ND <br />10.390 <br />10.000 <br />ug/L <br />104 <br />80-120 <br />MSD <br />1401888-01 <br />ND <br />10.840 <br />10.000 <br />ug/L <br />4.2 <br />108 <br />80-120 <br />QC Batch ID: BXA1773 <br />Used client sample: N <br />Benzene <br />MS <br />1400811-54 <br />ND <br />31.152 <br />25.000 <br />ug/L <br />125 <br />70-130 <br />MSD <br />1400811-54 <br />ND <br />30.127 <br />25.000 <br />ug/L <br />3.3 <br />121 <br />20 <br />70-130 <br />Bromodichloromethane <br />MS <br />1400811-54 <br />ND <br />27.828 <br />25.000 <br />ug/L <br />111 <br />70-130 <br />MSD <br />1400811-54 <br />ND <br />27.321 <br />25.000 <br />ug/L <br />1.8 <br />109 <br />20 <br />70-130 <br />Chlorobenzene <br />MS <br />1400811-54 <br />ND <br />24.655 <br />25.000 <br />ug/L <br />98.6 <br />70-130 <br />MSD <br />1400811-54 <br />ND <br />24.692 <br />25.000 <br />ug/L <br />0.1 <br />98.8 <br />20 <br />70-130 <br />Chloroethane <br />MS <br />1400811-54 <br />ND <br />31.552 <br />25.000 <br />ug/L <br />126 <br />70-130 <br />MSD <br />1400811-54 <br />ND <br />31.008 <br />25.000 <br />ug/L <br />1.7 <br />124 <br />20 <br />70-130 <br />1,4 -Dichlorobenzene <br />MS <br />1400811-54 <br />ND <br />26.406 <br />25.000 <br />ug/L <br />106 <br />70-130 <br />MSD <br />1400811-54 <br />ND <br />24.814 <br />25.000 <br />ug/L <br />6.2 <br />99.3 <br />20 <br />70-130 <br />1,1-Dichloroethane <br />MS <br />1400811-54 <br />ND <br />31.059 <br />25.000 <br />ug/L <br />124 <br />70-130 <br />MSD <br />1400811-54 <br />ND <br />30.459 <br />25.000 <br />ug/L <br />2.0 <br />122 <br />20 <br />70-130 <br />1,1-Dichloroethene <br />MS <br />1400811-54 <br />ND <br />33.005 <br />25.000 <br />ug/L <br />132 <br />70-130 Q03 <br />MSD <br />1400811-54 <br />ND <br />32.595 <br />25.000 <br />ug/L <br />1.3 <br />130 <br />20 <br />70-130 <br />Toluene <br />MS <br />1400811-54 <br />ND <br />25.913 <br />25.000 <br />ug/L <br />104 <br />70-130 <br />MSD <br />1400811-54 <br />ND <br />28.099 <br />25.000 <br />ug/L <br />8.1 <br />112 <br />20 <br />70-130 <br />Trichloroethene <br />MS <br />MSD <br />1400811-54 <br />1400811-54 <br />ND <br />ND <br />31.531 <br />31.000 <br />25.000 <br />25.000 <br />ug/L <br />ug/L <br />1.7 <br />126 <br />124 <br />20 <br />70-130 <br />70-130 <br />1,2-Dichloroethane-d4 (Surrogate) <br />MS <br />1400811-54 <br />ND <br />10.260 <br />10.000 <br />ug/L <br />103 <br />75-125 <br />MSD <br />1400811-54 <br />ND <br />10.020 <br />10.000 <br />ug/L <br />2.4 <br />100 <br />75-125 <br />Toluene -d8 (Surrogate) <br />MS <br />1400811-54 <br />ND <br />9.3100 <br />10.000 <br />ug/L <br />93.1 <br />80-120 <br />MSD <br />1400811-54 <br />ND <br />10.300 <br />10.000 <br />ug/L <br />10.1 <br />103 <br />80-120 <br />4-Bromofluorobenzene (Surrogate) <br />MS <br />1400811-54 <br />ND <br />10.620 <br />10.000 <br />ug/L <br />106 <br />80-120 <br />MSD <br />1400811-54 <br />ND <br />9.5300 <br />10.000 <br />ug/L <br />10.8 <br />95.3 <br />80-120 <br />The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must he reproduced in its entirety. <br />All results listed in this report are <br />for the exclusive use of the submitting parry. 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.bclabs.com Page 13 of 17 <br />