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Stantec Consulting <br /> Project# 185750217.700.9401 <br /> 666 West Weber Avenue, Stockton, California <br /> TEG Project#40711 E <br /> BTEX, Naphthalene, Oxygenates & TPH(EPA method 82608) Analyses of SOIL VAPOR in ug/L of Vapor <br /> METHANE Analyses of SOIL VAPOR in ppmV <br /> SAMPLE NUMBER: APSV-8 APSV-9 APSV-10 APSV-10 UPSV-1 UPSV-2 <br /> dup <br /> PURGE VOLUME: 7 7 7 7 7 7 <br /> AMOUNT PURGED(ml): 213 312 196 196 364 364 <br /> COLLECTION DATE: 7/11/14 7/11/14 7/11/14 7/11/14 7/11/14 7/11/14 <br /> COLLECTION TIME: 12:22 09:15 10:05 10:05 12:48 13:12 <br /> DILUTION FACTOR(VOCs): 1 1 1 1 1 1 <br /> RL <br /> Benzene 0.040 nd 0.051 0.12 0.12 nd nd <br /> Toluene 0.20 nd nd nd nd nd nd <br /> Ethylbenzene 0.10 nd nd nd nd nd nd <br /> Total Xylenes 0.10 nd nd nd nd nd nd <br /> Naphthalene 0.045 nd nd nd nd nd nd <br /> Tert-Butanol(TBA) 1.0 nd nd nd nd nd nd <br /> Methyl-t-butyl ether(MtBE) 0.10 nd nd nd nd nd nd <br /> Diisopropyl ether(DIPS) 0.10 nd nd nd nd nd nd <br /> Ethyl-t-butyl ether(EtBE) 0.10 nd nd nd nd nd nd <br /> Tert-amyl methyl ether(TAME) 0.10 nd nd nd nd nd nd <br /> TPH 10 nd 570 1200 1300 nd 120 <br /> Methane 1000 nd 300000 320000 310000 nd 85000 <br /> 1,1 Diflouroethane (leak check) 10 nd nd nd nd nd nd <br /> Surrogate Recovery: <br /> DBFM 106% 107% 104% 101% 108% 109% <br /> 1,2-DCA-d4 107% 97% 94% 99% 111% 101 <br /> 1,4-BFB 113% 110% 106% 108% 115% 120% <br /> 'nd' Indicates not detected at listed reporting limits <br /> 'RL' Indicates reporting limit in ug/L of Vapor at a dilution factor of 1 (Methane in parts per million by Volume (ppmV)) <br /> Analyses performed by: Mr. Lane Sharon <br /> page 2 <br /> 11350 Monier Park Place, Rancho Cordova. CA 95742 Phone [916] 853-8010 • Fax [916] 853-8020 <br />