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Redwood Cl CA 94063 (650)364-9600 FAX(650)364-9233 <br /> 6$0 Chesapeake Drive ry FAX(925)988-9673 <br /> Sequoia 404 N Wiget Lane Walnut Creek CA 94548 {925)988 9600 FAX(916)921-0100 <br /> 819 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 <br /> 1455 McDowell Blvd North Ste D Petaluma CA 94954 (707)792-1865 FAX(707)792-0342 <br /> San Carlos CA 94070-4111 (650)232-9600 FAX(650)232-9612 <br /> Analytical 1551 Industrial Road <br /> Project Chevron 1001621,Banta Fuel <br /> Terminal Sampled 2122199 <br /> Pacific Environmental Group-Sac <br /> Project Number 920 002 2D Received 2!23194 <br /> 11315 Sunrise Gold Circle St M J Re orted 319199 <br /> Rancho Cordova,CA 95742 Project Mana er Chris Brown <br /> Total Purgeable Hydrocarbons(C6-C12),BTEX and MTBE by DHS LUFTIQuabty Control <br /> Sequoia Analytical-Sacramento <br /> Date Spike Sample QC Reporting Limit Recov RPD RPD <br /> Analyte Analyzed Level Result Result Units Recov Limits % Limit % NoteMatrix Spike(continued) s* <br /> 212911-Am 5902321-08 <br /> Xylenes(total) 3/1199 300 ND 29 0 ugll 60 0-140 96 7 <br /> 10 0 ND 12 0 600-140 120 <br /> Methyl Cert-butyl ether 9 48 60 0-140 948 <br /> Surrogate a a,a-Trifluorotoluene 100 <br /> 9030028-MSDJ <br /> 311/99 too ND 9 93 ug/ 600-140 993 25 0 296 � <br /> Benzene 60 0-140 99 7 250 203 <br /> Toluene <br /> 100 ND 997 <br /> 10 0ND 999 600-140 999 25 0 357 <br /> Ethylbenzene 29 9 600-140 997 25 0 305 <br /> Xylenes(total) 30 0 ND <br /> 10 0 ND 112 600-140 112 25 0 690 <br /> Methyl tert-butyl ether 10 1 " 60 0-140 101 <br /> Surrogate a,a a-Tnfluorotoluene IO 0 <br /> i <br /> Sequoia Analytical-Sacramento *Refer to end of report for text of notes and definitions <br /> C 1 � <br /> L� Page 13 of 14 <br /> Sandra R Hanson,Client Services Representative <br />