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Sequoia <br />680 Ch peak. Drive <br />Redwood City, CA 94063 (650) 364-9600 FAX (650) 364-9233 <br />1.0 <br />404 N. Wiget Lane <br />Walnut Creek, CA 9459E (925) 988-9600 FAX <br />(925) 988-9673 <br />Analytical <br />819 Striker Avenue, Suite 8 Sacramento. CA 95834 (916) 921-9600 FAX (916) 921-0100 <br />1455 McDowell Blvd. North, Ste. D Petaluma, CA 94954 (707) 792-1865 FAX(707)792-0342 <br />Gettler-Ryan - Dublin <br />Client Project ID <br />Chevron '#9-3232, Stockton Sampled: <br />Mar 11, 1999: <br />6747 Sierra Court, Suite J <br />Sample Matrix: <br />Soil Received: <br />Mar 11, 1999: <br />Dublin, CA 94568 <br />Analysis Method: <br />EPA 5030/8015 Mod./8020 Reported: <br />Mar 16, 1999: <br />Attention: Greg Gurss <br />First Sample #: <br />903-1105 <br />TOTAL PURGEABLE <br />PETROLEUM HYDROCARBONS with BTEX / MTBE <br />Reporting <br />Sample <br />Sample Sample Sample Sample <br />Sample <br />Analyte Limit <br />I.D. <br />I.D. I.D. I.D. I.D. <br />I.D. <br />mg/Kg <br />903-1105 <br />903-1106 903-1107 903-1108 903-1109 <br />903-1110 <br />D1 <br />D2 D3 D4 P1 <br />P2 <br />Purgeable <br />Hydrocarbons 1.0 <br />N.D. <br />N.D. N.D. N.D. N.D. <br />N.D. <br />Benzene 0.0050 <br />N.D. <br />N.D. N.D. N.D. N.D. <br />N.D. <br />Toluene 0.0050 <br />N.D. <br />N.D. N.D. N.D. N.D. <br />N.D. <br />Ethyl Benzene 0.0050 <br />N.D. <br />N.D. N.D. N.D. N.D. <br />N.D. <br />Total Xylenes 0.0050 <br />N.D. <br />N.D. N.D. N.D. 0.0093 <br />N.D. <br />MTBE 0.050 <br />N.D. <br />N.D. N.D. N.D. N.D. <br />N.D. <br />Chromatogram Pattern: - <br />uuauty uontro' uata <br />Report Limit Multiplication Factor: <br />1.0 <br />1.0 <br />1.0 <br />1.0 1.0 1.0 <br />Date Analyzed: <br />3/12/99 <br />3/12/99 <br />3/12/99 <br />3/12/99 3/12/99 3/12/99 <br />Instrument Identification: <br />HP -5 <br />HP -5 <br />HP -5 <br />HP -5 HP -5 HP -5 <br />Surrogate Recovery, %: <br />85 <br />92 <br />92 <br />90 98 86 <br />(QC Limits = 40-140%) <br />Purgeable Hydrocarbons are quantitated against a fresh gasoline standard. <br />Analytes reported as N.D. were not detected above the stated reporting limit. <br />SEQUOIA ANALYTICAL, #1271 <br />xd-�w .. <br />Janne Fegley <br />Project Manager <br />Please Note: <br />c.c. Michael Kith, San Juaquin Public Health Services, Environmental Health Division <br />9031105.GET <I > <br />