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Sequoia <br />680 peake Drive <br />Redwood City, CA 9406 (650) 364-9600 FAX (650) 364-9233 <br />� <br />404 N. Wiget Lane <br />Walnut Creek. CA 94598 (925) 988-9600 FAX (925) 988-9673 <br />An�l11 lCf�� <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 #8-3232, 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 />903-1116 <br />TOTAL PURGEABLE <br />PETROLEUM HYDROCARBONS with BTEX / MTBE <br />Reporting <br />Sample <br />Sample Sample Sample Sample Sample <br />Analyte Limit <br />I.D. <br />I.D. I.D. I.D. I.D. I.D. <br />mg/Kg <br />903-1116 <br />903-1117 903-1118 903-1119 903-1120 903-1121 <br />N.D. <br />SP-1 <br />SP-2 SP-3 SP-4 SP-5 SP-6 <br />Purgeable <br />1.0 <br />1.0 <br />1.0 <br />1.0 <br />1.0 <br />1.0 <br />Date Analyzed: <br />Hydrocarbons <br />1.0 <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />Benzene <br />0.0050 <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />Toluene <br />0.0050 <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />Ethyl Benzene <br />0.0050 <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />Total Xylenes <br />0.0050 <br />0.0093 <br />0.017 <br />0.0087 <br />0.013 <br />N.D. <br />0.018 <br />MTBE <br />0.050 <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />N.D. <br />Chromatogram Pattern: <br />uuanry L;omro' uata <br />Report Limit Multiplication Factor: <br />1.0 <br />1.0 <br />1.0 <br />1.0 <br />1.0 <br />1.0 <br />Date Analyzed: <br />3/13/99 <br />3/13/99 <br />3/13/99 <br />3/13/99 <br />3/13/99 <br />3/13/99 <br />Instrument Identification: <br />HP -4 <br />HP -4 <br />HP -4 <br />HP -4 <br />HP -4 <br />HP -4 <br />Surrogate Recovery, %: <br />81 <br />81 <br />81 <br />71 <br />80 <br />78 <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 />u ' nne Fegley <br />roject Manager <br />9031116.GET < 1 > <br />