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Sequoia <br />� Analytical <br />5 <br />404 N Wiget Lane <br />Walnut Creek CA 94598 <br />(925) 98&96M <br />FAX (925) 988-9673 <br />Gettler Ryan, Inc - Dublin Project Chevron <br />6747 Sierra Court Suite J Project Number Chevron # 9-5775 Reported <br />Dublin CA, 94568 Project Manager Barbara Sieminski 05 -Jan -00 10 22 <br />Total Purgeable Hydrocarbons (C6 -C12), BTEX and MTBE by DHS LUFT <br />Sequoia Analytical - Walnut Creek <br />Reporting <br />knalyte Result Limit Units Dilution Batch Prepared Analyzed Method Note; <br />VE1-16 (W912522-16) Soil Sampled <br />20-JVec-9Y 10 2�i <br />Received zs-uec-YY is u:) <br />Puigedble Hydrocarbons <br />ND <br />1 0 <br />mg/kg 20 9L31002 31-Dea99 <br />31 -Dec -99 EPA <br />Benzene <br />00069 <br />00050 <br />" <br />801518020 <br />Toluene <br />00073 <br />00050 <br />" <br />Ethylbenzene <br />ND <br />00050 <br />" <br />Xylenes (total) <br />ND <br />00050 <br />" <br />Methyl tort -butyl ether <br />033 <br />0 050 <br />" <br />Surrogate a a,a-Trrfluorotoluene <br />104% <br />40-140 <br />" <br />VE 1-30 5 (W912522-17) Soil Sampled 20 -Dec -99 10 40 Received 23 -Dec -99 13 05 <br />Purgeable Hydrocarbons <br />85 <br />20 <br />mg/kg 400 9L31002 31 -Dec -99 <br />03 -Jan -00 EPA P-01 <br />Benzene <br />0 080 <br />00050 <br />" 20 <br />31 -Dec -99 8015/8020 <br />Toluene <br />0 70 <br />00050 <br />" <br />EthylbLnzene <br />0 65 <br />00050 <br />" <br />Xylenes (total) <br />4 5 <br />00050 <br />" <br />Methyl tert-butyl ether <br />77 <br />1 0 <br />400 <br />03 -Jan -00 " <br />Surrogate a,a a-Tnfluorotoluene <br />810% <br />40-140 <br />31 -Dec -99 " <br />VE1 46 (W912522-18) Sod Sampled <br />20 -Dec -99 It 05 <br />Received <br />23 -Dec -99 13 05 <br />Purgeable Hydrocarbons <br />ND <br />10 <br />mg/kg 200 9L31002 31 -Dec -99 <br />31 -Deo -99 EPA <br />Benzene <br />0 25 <br />0 050 <br />" " " <br />80151020 <br />Toluene <br />038 <br />0 050 <br />" <br />Ethylbenzene <br />ND <br />0 050 <br />" <br />Xylenes (total) <br />031 <br />0 050 <br />" <br />Methyl tert-butyl ether <br />61 <br />050 <br />" <br />.Surrogate a,a,a-Trrfluorotoluene <br />104% <br />40-140 <br />" <br />Sequoia Analytical - Walnut Creek The results in tins report apply to rhe samples analyzed i n accordance with the chin of <br />custody document This analytical report must be reproduced in its entr* <br />A dR emp, Laboratory Director Page 7 of 15 <br />i�� <br />