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SSequoia <br />C�U <br />Analytical <br />680 Chesapeake Drive Redwood City, CA 94063 (650) 364-%00 FAX(650)364-9233 <br />404 N. Wiget Lane Walnut Creek. CA 94598 (925) 988-9600 FAX (925) 988-9673 <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: Mar 11, 1999; <br />6747 Sierra Court, Suite J <br />Sample Matrix: <br />Soil Received: Mar 11, 1999:: <br />Dublin, CA 94568 <br />Analysis Method: <br />EPA 5030/8015 Mod./8020 Reported: Mar 16, 1999; <br />Attention: Greg Gurss <br />First Sample #: <br />903-1111 <br />TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX / MTBE <br />Reporting <br />Sample <br />Sample Sample Sample Sample <br />Analyte Limit <br />I.D. <br />I.D. I.D. I.D. I.D. <br />mg/Kg <br />903-1111 <br />903-1112 903-1113 903-1114 903-1115 <br />P3 <br />P4 P5 P6 P7 <br />Purgeable <br />Hydrocarbons 1.0 <br />N.D. <br />N.D. N.D. N.D. N.D. <br />Benzene 0.0050 <br />N.D. <br />N.D. N.D. N.D. N.D. <br />Toluene 0.0050 <br />N.D. <br />0.0051 N.D. N.D. N.D. <br />Ethyl Benzene 0.0050 <br />N.D. <br />N.D. N.D. N.D. N.D. <br />Total Xylenes 0.0050 <br />N.D. <br />N.D. N.D. 0.0069 N.D. <br />MTBE 0.050 <br />N.D. <br />N.D. N.D. N.D. N.D. <br />Chromatogram Pattern: <br />-- - <br />uuallty Lomrol uaza <br />Report Limit Multiplication Factor: 1.0 1.0 1.0 1.0 1.0 <br />Date Analyzed: 3/12/99 3/12/99 3/12/99 3/13/99 3/13/99 <br />Instrument Identification: HP -5 HP -5 HP -5 HP -5 HP -5 <br />Surrogate Recovery, %: 96 94 91 79 77 <br />(OC 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 />u anne Fegley <br />oject Manager <br />9031105.GET <2> <br />