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• 680 Chesapeake Dnve Redwood City CA 94063 (650)3649600 FAX(650)364-9233 <br /> S e qu o 1 a 404 N W eget Lane Walnut Creek CA 94598 (925)988-9600 FAX(925)988 9673 <br /> 819 Striker Avenue Suite 8 Sacramento CA 95834 (9 16)921-9600 FAX(916)921-0100 <br /> Analytical 1455 McDowell Blvd North Ste D Petaluma CA 94954 (707)792-1865 FAX(707)792-0342 <br /> 1551 'Industrial Road San Carlos CA 94070-4111 (650)232-9600 FAX(650)232-9612 <br /> Pacific Environmental Group-Sac Project Chevron, 1001621 Banta CA Sampled 2/23199 <br /> 11315 Sunrise Gold Circle St M Project Number 920 002 2D Received 2126199 <br /> Rancho Cordova,CA 95742 Project Manager Chris Brown Reported 3112199 <br /> Total Purgeable Hydrocarbons(C6-02),BTEX and MTBE by DHS LUFT <br /> Sequoia Analytical-Sacramento <br /> Batch Date Date Surrogate Reporting <br /> Analyte Number Prepared Analyzed Limits Limit Result Units Notes* <br /> MW5(continued) S90234295 W t€C <br /> Xylenes(total) 9030040 313199 3/3/99 0 500 ND ug/l <br /> Methyl tert-butyl ether " " " 500 113 " <br /> Surrogate a a a-Trifluorotoluene 600-140 107 % <br /> MI 5902349-06 Water <br /> Purgeable Hydrocarbons 9030039 313199 3/3199 500 1390 ug/l 2 <br /> B 0 500 ND <br /> Benzene <br /> 'toluene 0 500 ND <br /> 0 500 ND <br /> Ethylbenzene <br /> 0 500 ND <br /> Xylenes(total) <br /> s o0 22 s <br /> Methyl tert-butyl ether <br /> Surrogate a a a-Trifluorotoluene <br /> 60 0-140 100 <br /> 5902349-07 Water <br /> Purgeable Hydrocarbons 9030040 313199 313 200 383 ug11 3,D <br /> 199 <br /> „ <br /> 200 135 D <br /> Benzene 200 ND D <br /> Toluene <br /> , 200 3 33 D <br /> Ethylbenzene 2 00 2 65 " D <br /> Xylenes(total) , <br /> 20 0 671 D <br /> Metbyl tert-butyl ether <br /> , <br /> Surrogate a,a,a-Trfluorotoluene " " " 600-140 111 % <br /> NM12 5902349-08 Anter <br /> Purgeable Hydrocarbons 9030038 312/99 312199 Soo ND ug/1 <br /> „ 0 500 ND <br /> Benzene <br /> 0 500 ND <br /> Toluene 0 500 ND " <br /> Ethylbenzene 0 500 ND " <br /> Xylenes(total) „ <br /> 5 00 ND <br /> Methyl tert-butyl ether <br /> „ , <br /> Surrogate a a a-Trijluorotoluene <br /> �, ' 600-140 <br /> 110 <br /> S902349-09 Water <br /> NMI Purgeable Hydrocarbons 9030038 312199 312199 500 ND ugll <br /> 0 500 ND <br /> Benzene 0 500 ND " <br /> Toluene 0 500 ND " <br /> Ethylbenzene 0 500 ND " <br /> Xylenes(total) 5 00 ND " <br /> Methyl tert-butyl ether <br /> a-Tri uorotoluene 600-140 <br /> 104 <br /> Surrogata,a,e .11 <br /> 0 <br /> Sequoia Analytical-Sacramento <br /> *Refer to end of report far text of notes and definitions <br /> Page 4 of 17 <br /> Sandra R Hanson,Client Services Representative <br />