Laserfiche WebLink
885 Jarvis Drive <br /> Sequoia Morgan Hill,CA 95037 <br /> (408)776-9600 <br /> Analytical FAX(408)782-6308 <br /> www.sequoialabs.cotr <br /> URS Corporation[11 Project: ARCO#548,Stockton,Ca <br /> 2870 Gateway Oaks Dr.,Ste 300 Project Number: ARCO#548,Stockton,CA Reported: <br /> Sacramento CA,95833 . Project Manager: Vern Elarth 10/09/02 08:29 <br /> Total Purgeable Hydrocarbons (C6-C10) by EPA 8015B modified,BTEX by EPA 8021B in Air-Quality Control <br /> Sequoia Analytical-Morgan Hill <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 2127003-EPA 5030B[PIT] <br /> Blank 2127003-BLKI Prepared&Analyzed:09/27/02 <br /> Gasoline Range Organics(C6-CIO) ND 12 ppmv <br /> Benzene ND 0.16 " <br /> Toluene ND 0.13 " <br /> Ethylbenzene ND 0.12 " <br /> Xylenes(total) ND 0.12 <br /> Methyl tert-butyl ether ND 0.69 " <br /> Surrogate:a,a,a-Trifluorotoluene 1.62 1.68 96.4 70-130 <br /> LCS(2127003-BS1) Pr ared&Analyzed:09/27/02 <br /> Benzene 2.97 0.16 ppmv 3.14 94.6 60-140 <br /> Toluene 2.60 0.13 2.66 97.7 60-140 <br /> Ethylbenzene 2.25 0.12 2.31 97.4 60-140 <br /> Xylenes(total) 6.53 0.12 6.92 94.4 60-140 <br /> qWurr'J te:a,a,a-Trifluorotoluene 1.81 1.68 108 70-130 <br /> LCS(2127003-BS2) Prepared&Analyzed:09/27/02 <br /> Gasoline Range Organics(C6-C10) 59.0 12 ppmv 70.9 83.2 60-140 <br /> Surrogate:a,a,a-Trifluorotoluene 1.93 1.68 115 70-130 <br /> Sequoia Analytical-Morgan Hill The results in this report apply to the samples analyzed in accordance with the chain <br /> of custody document. This analytical report must be reproduced in its entirety. <br /> 7of8 <br />