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,keg Stantec Consulting <br /> Project# 211402828.300.250 <br /> 666 West Weber Avenue, Stockton, California <br /> TEG Project#01022F <br /> BTEX, Naphthalene, Oxygenates & TPH(EPA method 8260B) Analyses of SOIL VAPOR in ug/L of Vapor <br /> METHANE Analyses of SOIL VAPOR in ppmV <br /> SAMPLE NUMBER: UPSV-3 UPSV-3 UPSV-5 UPSV-6 <br /> dup <br /> PURGE VOLUME: 7 7 7 7 <br /> AMOUNT PURGED(ml): 364 364 364 364 <br /> COLLECTION DA TE: 10/22/10 10/22/10 10/22110 10122110 <br /> COLLECTION TIME: 13:09 13:29 13:47 14:09 <br /> DILUTION FACTOR: i 1 1 1 <br /> RL <br /> Benzene 0.10 nd nd nd nd <br /> Toluene 0,20 nd nd nd nd <br /> Ethylbenzene 0.10 nd nd nd nd <br /> Total Xylenes 0.10 nd nd nd nd <br /> Naphthalene 0.10 nd nd nd nd <br /> Tert-Butanol(TBA) 1.0 nd nd nd nd <br /> Methyl-t-butyl ether(MTBE) 0.10 nd nd nd nd <br /> Diisopropyl ether(DIPS) 0.10 nd nd nd nd <br /> Ethyl-t-butyl ether(ETRE) 0.10 nd nd nd nd <br /> Tert-amyl methyl ether(TAME) 0.10 nd nd nd nd <br /> TPN 10 nd nd 3400 nd <br /> Methane 1000 nd nd nd nd <br /> 1,1 Diflouroethane (leak check) 10 nd nd nd nd <br /> Surrogate Recovery: <br /> DBFM 106% 121% 108% 117% <br /> 1,2-DCA-d4 103% 111% 97% 118% <br /> 1,4-BFB 105% 111% 105% 117% <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. Leif Jonsson <br /> page 3 <br /> 11350 Monier Park Place, Rancho Cordova, CA 95742 Phone; (916) 853-8010 Fax: (916) 853-8020 <br />