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Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (415) 364 9600 FAX(415)364 9233 <br /> Anaytiea 1906 Bates Avenue Suite L Concord CA 94520 (S 10) 686 9600 FAX(510)686 9689 <br /> B 19 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> . 4.. .. N�,. « •lo N.. <.e�>r...v Vcf..,c... .. ,,,t z .,eh .,.x ..,.s c� ...,. �� z.s 3 •.aY`.'^a'r¢`vs hn V K� i <br /> AESNA+N ' " w x Client Project ID 150077 01, Holt VBros n h Sampled: VMar 23,Y 1994 <br /> 1710 Main Street Sample Matrix Water Recewed. Mar 24, 1994' <br /> Escalon, CA 95320 Analysis Method EPA 5030/8015 Mod /8020 Reported Apr 7, 1994yr <br /> ,,Attention John Lane _ First Sample# 4CF9001 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample <br /> Analyte Limit I.D. I D. I.D. I D. I.D. <br /> pg/L 4CF9001 4CF9002 4CF9003 4CF9004 4CF9005 <br /> HEIS MW-2 HBS MW-3 FIBS MW-4 HBS MW-5 HBS MW-6 <br /> Purgeable <br /> Hydrocarbons 50 N D N D N D 230 N D <br /> Benzene 050 N D N D N D 1 0 N D <br /> Toluene 050 N D N D N D N D N D <br /> Ethyl Benzene 050 N D N D N D N D N D <br /> Total Xylenes 050 N D N D N D 0 91 N D <br /> Chromatogram Pattern -- -- -- Non-Gas -- <br /> Mix <br /> Quality Control Data <br /> Report Limit Multiplication Factor 1 0 10 10 1 0 1 0 <br /> Date Analyzed 4/6/94 4/6/94 4/6/94 4/6/94 4/6/94 <br /> Instrument Identification GCHP-2 GCHP-2 GCHP-2 GCHP-2 GCHP-2 <br /> Surrogate Recovery, % 73 82 93 90 79 <br /> (OC 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 /> OSEQUOIA ANALYTICAL, ELAP#1894 <br /> ["Tckmk— <br /> Vickie <br /> Tague Clark <br /> Project Manager 4CF9WI WAT <t> <br />