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Sequoia 080 Chesapeake Drive Redwood C cv CA 94063 14 15) 364 9600 FAX (415),36419233 <br /> Analyt�eal 191 laces Avertuc �wce t. Concoro C4 94520 1510) 686 9600 FAX (510) 686 9689 <br /> - 319 Striker Avenue Suite 8 Sacramento C4 95834 916) 921 9600 FAX (916) 921 0100 _ <br /> , <br /> Brown &`Caldwell Client ProleCt ID Arco`i#2133 Stockton - Sampled Aug 16 <br /> 9616 Micron Ave Suite 600 r Sample Matrix Soil Received -Aug 16, 1994 <br /> Sacramento, CA 95827 Analysts Method EPA 5030/8015/8020 Reported Aug 30, 1994 <br /> Attention Steve Misner First Sample # 1108-0289 <br /> TOTAL VOLATILE PETROLEUM HYDROCARBONS with BTEX DISTINCTION �- <br /> Reporting Sample Sample Sample Sample <br /> Analyte Limit ID f D ID ID <br /> =m9/k9 --__ _ -= V12-3TC -V12=4 „r-`S9-1= ---S9-2- <br /> 4080882 <br /> S9 2=4080882 4080883 4080884 4080885 <br /> Volatile <br /> Hydrocarbons 1 0 ?717 I,1 r; , <br /> 1 N D <br /> Benzene 00050 038 '0019- 0 19 ND ' <br /> Toluene 7 �- - 00050 0 18 �- -0 012 0051 N D <br /> `'� 1'8 0 019 0 056 N D <br /> Total Xylenes 00050 61 0 056 013 N D <br /> Chromatogram Pattern Gasolme Unidentified - <br /> C6-C12 Hydrocarbons <br /> F <br /> >C5 <br /> Quality-Control Data -- — <br /> Report Limit Multiplication Factor 5 0 1 0 50 10 <br /> Date Analyzed 8/26/94 8/26/94 s 8/26/94 8/26/94 - - -- T - - - <br /> Instrument Identification GCHP-1 GCHP-1 GCHP-1 GCHP-1 <br /> - x- Recovery,Surrogate o/o - _ -- -- - <br /> s g ry,- `� u=--106 - 107- 91 _96 - r <br /> (QC Limits = 70-130%) <br /> Purgeable Hydrocarbons are quantitated against a fresh gasoline standard <br /> Analytes reported as_N 0 were not detected at or above the reponing iimit <br /> SEQUOIA ANALYTICAL,ANALYTICAL, ELAP #2000 <br /> Jennie Higgins <br /> Project Manager <br /> 4080277 BRS <3> <br />