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Sequoia 680 Chesapeake Drive Redwood Clty.CA 94063 (650)364-9600 FAX(650)364-9233 <br /> 404 N.Wlget Lane Walnut Creek,CA 94598 (925)988-9600 FAX(925)988-9673 <br /> Analytical 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 /> ......... :.... <br /> settler-Ryan -Dublin Client Project Toseo ...1.­1­195,­LaihFc;5. .. .... Sampled: Dec 30, 1998 <br /> X747 Sierra Court, Suite J Sample Matrix: Water Received: Dec 30, 1998:::: <br /> Dublin, CA 94568 Analysis Method: EPA 5030/8015 Mod./8020 Reported: Jan 15, 1999:;;; <br /> Attention: Clyde Galantine First Sample#: 812-2371 = <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX / MTBE <br /> Reporting Sample Sample <br /> Analyte Limit I.D. I.D. <br /> pg/L 812-2371 812-2372 <br /> SW CW <br /> Purgeable <br /> Hydrocarbons 50 8,400 60,000 <br /> Benzene 0.50 310 1,500 <br /> Toluene 0.50 1,500 14,000 <br /> Ethyl Benzene 0.50 160 1,700 <br /> >, Total Xylenes 0.50 1,600 12,000 <br /> r <br /> MTBE 2.5 83,000 83,000 <br /> Chromatogram Pattern: Gasoline Gasoline <br /> Quality Control Data <br /> Report Limit Multiplication Factor: 100 200 <br /> Date Analyzed: 1/7/99 1/7/99 <br /> Instrument Identification: HP-9 HP-9 <br /> Surrogate Recovery, %: 99 100 <br /> (QC Limits = 70-130%) <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 /> 4114) <br /> anne Fegley <br /> Project Manager <br /> 8122371.GET <1> <br />