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Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (415) 364 9600 FAX(415) 364 9233 <br /> 9!1� 404 N Wiget Lane Walnut Creek CA 94598 (510) 988 9600 FAX(510)988 9673 <br /> IQF Analytical <br /> 819 Striker Avenue,Suite 8 Sacramento, CA 95834 (916) 921 9600 FAX(916)921 0100 <br /> O <br /> MPDS Services Client Project ID unocal#2859, 1665 Pacific Ave ,Stockton Sampled Aug 10, 1995 <br /> 2401 Stanwell Dr, Ste 300 Matrix Descnpt Water Received Aug 10, 1995 <br /> Concord, CA 94520 Analysis Method EPA 5030/8015 Mod /8020 Reported Aug 24, 1995 <br /> Attention Sarkis Karkarian First Sample# 508-0655 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Sample Sample Purgeable Ethyl Total <br /> Number Description Hydrocarbons Benzene Toluene Benzene Xylenes <br /> Fug/L pg/L ug/L ug/L yg/L <br /> 508-0655 MW-1 61 074 055 062 ND <br /> 508-0656 MW-4 240 067 11 1 8 46 <br /> 508-0657 MW-5 ND ND ND ND ND <br /> 508-0658 MW-7 ND ND ND ND ND <br /> • 508-0659 MW-8 63 * ND ND ND ND <br /> 508-0660 MW-9 63 * ND ND ND ND <br /> 508-0661 ES-1 ND ND ND ND ND <br /> 508-0662 ES-2 ND ND ND ND ND <br /> 508-0663 ES-3 ND ND ND ND ND <br /> Detection Limits 50 050 050 050 050 <br /> Total Purgeable Petroleum Hydrocarbons are quantitated against a fresh gasoline standard <br /> Analytes reported as ND were not present above the stated limit of detection <br /> SEQUOIA ANALYTICAL, #1271 Please Note <br /> O * This sample does not appear to contain gasoline <br /> Signature on File <br /> Alan B Kemp <br /> Project Manager <br /> 5080655MPD <i> <br />