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Sequoia 680 Chesapeake Dnve RedwoodOty,CA 94063 (415) 364-9600 FAX(415)364-9233 <br /> Analytical 404 N Wiget Lane Walnut Creek,CA 94598 (510) 988 9600 FAX(510)988-9673 <br /> 819 5tnker Avenue,Shite 8 Sacramento,CA 95834 (916) 921 9600 FAX(916)921-0100 <br /> f. ..,. „,�. ,.,, J <br /> Wgro West, ine Client Project ID 5iaon`#7-0137, Stockton, C,4 Y v sampled A ' Oct 20; 1995 <br /> n 1050 Melody Lane, Ste 160 Sample Matrix Water Received Oct 23, 1995 <br /> Roseville, CA 95678 Analysis Method EPA 5030/8015/8020 Reported Nov 2, 1995 <br /> ;r Attention Mark Naugle First Sample# 510-0890 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> Analyte Limit I.D. I.D. I.D. I.D. I D. I.D. <br /> pg/L 510-0890 510-0891 510-0892 510-0893 510-0894 510-0895 <br /> MW-1 MW-2 MW-3 MW-4 MW-5 MW-6 <br /> Purgeable <br /> Hydrocarbons 50 60 N D 220 N D 70 77 <br /> Benzene 050 0 57 N D 72 N D N D 13 <br /> Toluene 050 N D N D 054 N D N D N D <br /> Ethyl Benzene 050 N D N D 39 N D N D N D <br /> .Total Xylenes 050 N D N D 24 N D N D N D <br /> Chromatogram Pattem Gasoline -- Gasoline -- Discrete Unidentified <br /> C6-C12 C6-C12 Peak Hydrocarbons <br /> Unidentified >C8 <br /> Hydrocarbons <br /> >C8 <br /> Quality Control Data <br /> Report Limit Multiplication Factor 1 0 1 0 1 0 1 0 1 0 1 0 <br /> Date Analyzed 10/25/95 10/25/95 10/30/95 10/25/95 10/25/95 10/25/95 <br /> Instrument Identification GCHP-2 GCHP-2 GCHP-2 GCHP-2 GCHP-1 GCHP-1 <br /> Surrogate Recovery, % 100 96 95 94 90 81 <br /> (QC Limits = 70-130%) <br /> Purgeable Hydrocarbons are quantitated against a fresh gasoline standard <br /> Analytes reported as N D were not detected at or above the reporting limit <br /> EQUOIA ANALYTICAL, ELAP #1624 <br /> e� /Vu <br /> nda C Schneider <br /> Project Manager <br /> 5100890 FUG <1> <br />