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Sequoia 68°Chesapeake Drtve Redwood City CA 94063 (650)364-9600 FAX(650)3649233 <br /> 404 N Wiget lane Walnut Creek CA 94598 (925)988-9600 FAX(925)988-9673 <br /> 819 Striker Avenue Suite 8 Sacramento,CA 95834 (916)921-9600 FAX(916)921-010o <br /> 1455 Analytical 1551 IndustrialM1lBlvd Road North Ste D San�os CA�7�111 (650)232-98(55 FAX(707)792-0342 <br /> 600 FAX(650)232-9612 <br /> Gettler Ryan,Inc -Dublin Project Unocal <br /> 6747 Sierra Court Suite J Project Number Former Unocal#0123 Reported <br /> Dublin CA,94568 Project Manager Deanna L Harding 04-Oct-99 10 17 <br /> Volatile Organic Compounds by EPA Method 8010B <br /> Sequoia Analytical -Walnut Creek <br /> Reporting <br /> Analyte Result Limit Units Dilution Batch Prepared Analyzed Method Notes <br /> U-5(W909217-06)Water Sampled 09-Sep-99 1120 Received 10-Sep-99 14 55 <br /> Bromodichloromethane ND 050 ug/1 1 9I15009 15-Sep-99 15-Sep-99 EPA 8010E <br /> Bromoform ND 050 r ^ to to <br /> Bromomethane ND 10 of » » to to to <br /> Carbon tetrachloride ND 050 to ^ ^ ^ <br /> Chlorobenzene ND 050 ^ » ^ <br /> Chloroethane ND I () » <br /> Chloroform ND 050 <br /> Chloromethane ND 10 " <br /> Dibromochloromethane ND 050 to " » <br /> 1,3-Dichlorobenzene ND 050 » " » ^ <br /> 4-Dichlorobenzene ND 050 <br /> 12-Dichlorobenzene ND 050 " <br /> I 1-Duhloroethane ND 050 " <br /> 12-Dichloroethane ND 0 50 <br /> I I-Dicliloroethene ND <br /> cis-1,2-Dichloruethene 1 2 <br /> mina-l2-Dichloroethene ND 0 50 <br /> 1 2-Dichloropropane ND 030 " <br /> cis-1 3-Dichloropropene ND 0 50 " <br /> tram-1 3-Dic1iloropropene ND 0 50 " <br /> `Methylene Lhlonde ND 5 0 " <br /> 1 1.2 2-Tetrachloroethane ND 030 " <br /> — .i—ii.hlurecthene —2-1�-050--^ --- <br /> 1 1 I-Tnchloroethane ND0 50 <br /> 1 12-Tni.1ililoroet .ine - <br /> ND 0 50 <br /> Trichloroethene ND 0 50 " <br /> TrichlorotluoromCthane ND {) 50 " <br /> Vinvl chlonde ND 1 () " <br /> Srurogate Dihromodifluoronrethane 890% 50-150 <br /> .Srrrrngatc 4-Bromoflnorohenzene 740% 50-150 <br /> Sequoia Analytical - Walnut Creek The m%uhs rn tiny report apply to the sonnples an dyed in accordance wrth the chon of <br /> custody document This analytical report must be reproducedinity enfrren <br /> l�.Gt <br /> u e tog ey, ro)su.t Maig Page to of 16 <br /> ti <br />