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' Blakely Environmental Investigations Inc. <br /> eq <br /> Frontier Trucking - Tracy, Califronia <br /> ' TEG Project#20521E <br /> ' BTEX, OXYGENATES (EPA method 82608 8 TPH(EPA method 8015m Analyses of SOIL <br /> SAMPLE NUMBER: Blank 1 1 FT ES 2 2FT ES 3 4FT BG 4 8FT BG 5 6FT BG <br /> COLLECTION DATE: 5/21102 521/02 521/02 521102 521102 <br /> ' ANALYSIS DATE: 521172 521102 521102 521102 521102 521/02 <br /> RL FACTOR for VOCs: 1 1 1 1 40 1 <br /> RL <br /> ' Benzene (ug4C9) 5.0 . nd nd nd nd 4700 14 <br /> Toluene (u94(g) 5.0 nd nd nd nd 240 nd <br /> Ethylbenzene (ugft) 5.0 nd nd nd nd 2500 34 <br /> Total Xylenes (uga tg) 5.0 nd nd nd nd 1500 43 <br /> Tert-Butanol(TBA) (ugft) 50 nd nd nd nd nd nd <br /> 'y Methyl-t-butyl ether(MTBE) (ugft) 5.0 nd nd nd nd 8100 120 <br /> Diisopropyl ether(DIPS) (ugft) 5.0 nd nd nd nd nd nd <br /> Ethyl-t-butyl ether(ETBE) (U-04 5.0 nd nd nd nd nd nd <br /> ' Tert-amyl methyl ether(TAME) (ugft) 5.0 nd nd nd nd nd nd <br /> TPH-gasoline range (C5-C11) (m&vKg) 1.0 nd nd nd nd 170 nd <br /> ' TPH-diesel range (012-C24) (mgiKg) 1.0 nd 960 nd 28 420 1800 <br /> ' Surrogate Recovery_ <br /> DBFM 84% 94% 107% 93% 99% 124% <br /> 1,2-DCA-d4 75% 96% 100% 90% 106% 131% <br /> Toluene-d8 86% 82% 117% 95% 120% 126% <br /> 'nd' INDICATES NOT DETECTED AT LISTED REPORTING LIMITS <br /> ' 'RL' INDICATES REPORTING LIMITS <br /> 'RL FACTOR' MULTIPLICATION FACTOR USED TO ADJUST REPORTING LIMIT DUE TO SAMPLE DILUTION <br /> ANALYSES PERFORMED IN TEG-Northern California's DHS CERTIFIED LAB T' <br /> ANALYSES PERFORMED BY. Mr. Leif Jonsson page 1 <br /> 1 <br /> ' 11350 Monier Park Place, Rancho Cordova, CA 95742 Phone: (916) 853-8010 Fax: (916) 853-8020 <br />