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Laboratories Inc. <br /> Environmental Testing Laboratory Since 1949 <br /> Shaw Project: Foothill Landfill Reported: 02/22/2010 12:27 <br /> 1326 North Market Boulevard Project Number: 124591 Groundwater <br /> Sacramento,CA 95834 Project Manager: Sheila Richgels <br /> Volatile Organic Analysis (EPA Method 8260) <br /> Quality Control Report - Method Blank Analysis <br /> Constituent Batch ID QC Sample ID MB Result Units PQL MDL Lab Quals <br /> Benzene 6760280 BTB0280-BLK1 ND ug/L 0.50 0.086 <br /> -- - <br /> Bromochloromethane 6760280 6780280-BLK1 ND ug/L 0.50 0.23 <br /> - -- -- <br /> Bmethane BTB0280 6760280-BLK1 <br /> -.I- -I- --- IND g 0.50 0.12 <br /> romo orm BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.23 <br /> - - <br /> romomet ane 6760280 6780280-BLK1 ND u /L 1.0 0.20 <br /> Carbon tetrachloride BTB0280 BTB0280-BLK1ND ug/L 0.50 0.18 <br /> -- --- - <br /> - - -Chlorobenzene BT80280 6760280-BLK1 ND u /L 0.50 0.081 <br /> - ------- <br /> Chlo <br /> roethane BTB0280 6760280 6780280-BLK1 ND ug/L 0.50 0.11 <br /> ---------- <br /> - - <br /> Chloroform 6780280 BTB0280-BLK1 ND ug/L 0.50 0.072 <br /> Chloromethane BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.11 <br /> - --._ <br /> - - _-- - --- --- - -- <br /> i romochloromethane 6780280 6780280-BLK1 ND ug/L 0.50 0.077 <br /> -- - - --- <br /> 1,2 -3-ch oropropane 6760280 BTB0280-BLK1 ND ug/L 1.0 0 44 <br /> romoethane BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.16 <br /> Dib --- -- <br /> romomethane 6780280 6780280-BLK1 ND ug/L 0.50 0.19 <br /> c orobenzene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.068 <br /> - - <br /> 1,3-Dichlorobenzene 6780280 6760280-BLK1 ND ug/L 0.50 0.060 <br /> __.-- <br /> 1,4-Dichlorobenzene 6780280 6780280-BLK1 ND ug/L 0.50 0.083 <br /> ichbrodifluoromethane --- _-- _-__ <br /> 6760280 6760280-BLK1 ND ug/L 0.50 0.11 <br /> ------------- <br /> -- -- - <br /> c oroet ane 6780280 BTB0280-BLK1 ND ug/L 0.50 0.081 <br /> -- --- --- -- <br /> - - <br /> is ---- <br /> oroethane BTB0280 6760280-BLK1 ND ug/L 0.50 0.14 <br /> 1,1-Dichloroethene 6760280 BTB0280-BLK1 ND ug/L 0.50 0.12 <br /> cis-1,2-Dichloroethene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.11 <br /> trans- - ichloroethene BTB0280 6780280-BLK1ND ug/L 0.50 0.097 <br /> 1,2-Dichloropropane 6760280 BT80280-BLK1 ND ug/L 0.50 0.12 <br /> The results in this report apply to the samples analyzed in accordance with the chain ofcurtoJv document.This analytical report must be reproduced in its entirety. <br /> All results listed in this report are for the exclusive use of the submitting parry. BC Laboratones.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 40 of 47 <br /> Certifications: California-ELAP Certification Number 1186. Nevada Administrative Code-NAC-445A <br />