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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 /> cis-1,3-Dichloropropene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.098 <br /> trans-1,3-Dichloropropene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.079 <br /> Ethylbenzene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.12 <br /> Hexachlorobutadiene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.12 <br /> Methylene chloride BTB0280 STB0280-BLK1 ND ug/L 1.0 0.28 <br /> Methyl t-butyl ether BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.11 <br /> Naphthalene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.36 <br /> Styrene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.093 <br /> 1,1,1,2-Tetrachloroethane BTS0280 BTB0280-BLK1 ND ug/L 0.50 0.11 <br /> 1,1,2,2-Tetrachloroethane BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.14 <br /> Tetrachloroethene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.13 <br /> Toluene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.093 <br /> 1,2,4-Trichlorobenzene BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.17 <br /> 1,1,1-Trichloroethane BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.081 <br /> 1,1,2-Trichloroethane BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.21 <br /> Trichloroethene BT80280 BTB0280-BLK1 ND ug/L 0.50 0.13 <br /> Trichlorofluoromethane BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.11 <br /> 1,2,3-Trichloropropane BTB0280 BTB0280-BLK1 ND ug/L 1.0 0.30 <br /> Vinyl chloride BTB0280 BTB0280-BLK1 ND ug/L 0.50 0.14 <br /> Total Xylenes BTB0280 BTB0280-BLK1 ND ug/L 1.0 0.26 <br /> Acetone BTB0280 BTB0280-BLK1 ND ug/L 10 4.6 <br /> Acrylonitrile BTB0280 BTB0280-BLK1 ND ug/L 5.0 1.2 <br /> t-Butyl alcohol BTB0280 STB0280-BLK1 ND ug/L 10 9.4 <br /> Carbon disulfide STB0280 BTS0280-BLK1 ND ug/L 1.0 0.35 <br /> The results in this report apply to the samples analyzed in accordance Leith the chain gfcusiody document.This analvlical report must he reproduced in its entirety. <br /> All results listed in this reportare 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.bciabs.com Page 41 of 47 <br /> Certifications: California-ELAP Certification N6 <br /> 1186; Nevada Administrative Code-NAC-445A <br />