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Sequoia 680 Chesapeake Drive Redwood City CA 94063 (650) 364-9600 FAX(650) 364-9233 <br /> a— ) <br /> 404 N Wiget Lane Walnut Creek CA 94598 (925)988-9600 FAX(925)988-9673 <br /> B19 Striker Avenue Suite 8 Sacramento CA 95834 (916)921-9600 FAX(916)921-0100 <br /> ,,,� Analytical 1455 McDowell Blvd North Ste D Petaluma CA 94954 (707) 792-1865 FAX(707) 792 0342 <br /> i <br /> Blaine Tech/Chevron Project Chevron Sampled 315/99 <br /> 1680 Rogers Ave Project Number 9-8264/990305-J3 Received 3110199 <br /> San Jose,CA 95112 Project Manager Chnstine Lillie Re orted 415/99 <br /> Volatile Organic Compounds by EPA Method 8010B/Quality Control <br /> Sequoia Analytical-Petaluma <br /> Date Spike Sample QC Reporting Limit Recov RPD RPD <br /> Analyte Analyzed Level Result Result Units Recov Limits % Limit % Notes" <br /> Blank(continued) 9030182-BLK5 <br /> trans-l2-Dichloroethene 3111199 ND ug/l 0500 <br /> 1 2-Dichloropropane ND 0 500 <br /> cis-i 3-Dichloropropene ND 0 500 <br /> trans-1 3-Dichloropropene ND 0 500 <br /> Freon l 13 ND 0 500 <br /> Methylene chlonde ND 0 500 <br /> 1 1 2,2-Tetrachloroethane ND 0 500 <br /> Tetrachloroethene ND 0 500 <br /> 1 ] 2-Trichloroethane ND 0 500 <br /> ] ],1-Trichloroethane ND 0500 <br /> Trichloroethene ND 0 500 <br /> Trichlorofluoromethane ND 0 500 <br /> Vinyl ehlond_e ND - 0 500 <br /> Surrogate Bromochloromethane 300 278 91 7 <br /> Surrogate 14-Dichlorobutane 300 310 103 <br /> LCS 9030182-BSI <br /> Chlorobenzene 315/99 100 9 57 ug/l 95 7 <br /> l l-Dichloroethene 100 991 99 1 <br /> T_nchloroethene __ 100 100 100 _ <br /> Surrogate Brontochloromethane 300 278 97 7 <br /> Surrogate 1 4-Dtchlorobutane 300 284 94 7 <br /> LCS 9030182-BS2 <br /> Chlorobenzene 3/8/99 100 943 ug/l 94 3 <br /> 1 1-Dichloroethene 100 9 09 90 9 <br /> Trichloroethene _ _ _ 100 921 _ 92 l <br /> Surrogate Bromochloromethane 30 0 265 883 <br /> Surrogate 14-Dtchlorobutane 300 275 91 7 <br /> LCS 9030182-BS3 <br /> Chlorobenzene 319199 100 9 60 ug/l 96 0 <br /> I i-Dichloroethene 100 948 94 8 <br /> Trichloroethene 100 940 _94 0 <br /> Surrogate Bromochlorotneihane 300 26 9 89 7 <br /> Surrogate 1 4-Dtchlorobutane 300 263 87 7 <br /> I <br /> LCS 9030182-BS4 <br /> Chlorobenzene 3/10/99 100 957 ug/l 95 7 <br /> I I-Dichloroethene 100 929 92 9 <br /> Trichloroethene 100 946 94 6 <br /> Sequoia Analytical-Petaiuma *Refer to end of report for tela of notes and detinutons <br /> Page 17 of W3 <br />