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� Sequoia <br />Analytical <br />o8u Cnesapcacc Drive Redwood Gly CA 94063 {415) 304 9600 SAX 1415) 364 9233 <br />1g00 Baler Avenue Since L Concord CA 04520 �s101 FRF 4600 FAX f- 10) FRF 46R4 <br />819 Striker Avenue Suuc 8 Sacramento CA 95834 (916) 921 9600 FAX (916) 921 0100 <br />wroundwater Technology <br />Client project ID <br />Chevron #9-2033, Stockton, CA <br />Sampled <br />Mar 15, 1995- <br />1401 Halyard Drive, Suite 140 <br />Sample Matrix <br />Soil <br />Received <br />Mar 22, 1995, <br />West Sacramento, CA 95691 <br />Analysis Method <br />EPA 5030/8015/8020 <br />Reported <br />Apr 4, 1995 <br />Attention Jason Fedota <br />First Sample # <br />503-1072 <br />{ <br />( r v v t <br />+y v n n <br />.' <br />4 i } v. v <br />}vt <br />^♦ u ~ <br />4 • v b <br />TOTAL PURGEABLE PETROLEUM <br />HYDROCARBONS with BTEX DISTINCTION <br />Reporting <br />Sample <br />Sample <br />Sample <br />Sample <br />Sample <br />Sample <br />Analyte Limit <br />I D <br />I.D. <br />l D. <br />I.D. <br />I.D. <br />I D. <br />mg/kg <br />503-1072 <br />503-1073 <br />503-1074 <br />503-1075 <br />503-1076 <br />503-1077 <br />MW -1-5 <br />MW -1-10 <br />MW -1-15 <br />MW -1-20 <br />MW -1-25 <br />MW -1-30 <br />Purgeable <br />Hydrocarbons 10 <br />N D <br />N D <br />N D <br />N D <br />N D <br />N D <br />Benzene 00050 <br />N D <br />N D <br />N D <br />N D <br />0 034 <br />N D <br />Toluene 00050 <br />N D <br />N D <br />N D <br />N D <br />N D <br />N D <br />Ethyl Benzene 00050 <br />N D <br />N D <br />N D <br />N D <br />N D <br />N D <br />Total Xylenes 00050 <br />N D <br />N D <br />N D <br />N D <br />N D <br />N D <br />Chromatogram Pattern <br />-- <br />-- <br />-- <br />-• <br />-- <br />-- <br />uuaiay t;ontroi oata <br />Report Limn Multiplication Factor 10 10 10 10 1.0 1.0 <br />Date Analyzed 3/27/95 3/28/95 3/27/95 3/27/95 3/27/95 3/28/95 <br />Instrument Identscation GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 <br />Surrogate Recovery, % 80 86 84 86 92 84 <br />(OC Limits = 70-130%) <br />Purgeable Hydrocarbons are quantitated against a fresh gasoline standard <br />Analytes reported as N D were not detected at or above the reporting limit <br />SEQUOIA ANALYTICAL, FLAP #1624 <br />Linda C Schneider <br />Project Manager <br />5031072 GRW c 1 > <br />