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Seattle 18939 120th Avenue NE Suite 101 Bothell WA 98011 9508 <br /> 425 420 9200 fax 425 420 9210 <br /> TNI Spokane East 11115 Montgomery Suite B Spokane WA 99206 4776 <br /> ca 509 924 fax 509 924 9290 <br /> Penland Nim 9405 SW Nimbus Avenue Beaverton OR 97 ��� ' <br /> 008 -7132 <br /> 503 906 9200 tax 503 906 9210 <br /> venue Suite F I <br /> !i6owww ncalabs cam Bead 541 383 9310 20332 Empirefax 541 382 7588 Bend OR 97701 5711 <br /> 1 <br /> ERM-West(Walnut Creek) Project UPRR Stockton 936 East Weber <br /> 1777 Botelho Dr Suite 260 Project Number 8187 25 Reported: <br /> Walnut Geek CA,94596 Project Manager John D'Agostino 04/07/00 09 34 <br /> Gasoline Hydrocarbons (C6-C12) and BTEX by EPA 8015M and 8021B -Quality Control <br /> North Creek Analytical - Bothell <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch OC28033. Prepared 03/28/00 Using EPA 5030B(P/T) <br /> Matrix Spike(OC28033-MSI) Source B000532-09 <br /> Benzene 112 0 500 ug/I 100 0 118 111 70-130 <br /> Toluene 112 0 500 too 0 143 111 70-130 <br /> Ethylbenzene 11 I 0 500 too 0 109 110 70-130 <br /> Xylenes(total) 335 1 00 300 0 921 109 70-130 <br /> Surrogate 4-BF8(PID) 500 480 104 50-150 <br /> Matrix Spike Dup(OC28033-MSDI) Source B000532-09 <br /> Benzene 11 0 0 500 ug/I 100 0 118 109 70-130 180 15 <br /> Toluene 109 0 500 too 0 143 108 70-130 2 71 15 <br /> Ethylbenzene 10 9 0 500 100 0 109 108 70-130 182 15 <br /> Xylenes(total) 330 100 300 0 921 107 70-130 ISO 15 <br /> �rogate 4-BFB(PID) 492 480 103 50-150 <br /> I <br /> i <br /> Cre Anal cal-Bothell The results in this report apply to the samples analyaed to accordance with the chain of <br /> custody document This analytical report must be reproduced in its entirety <br /> Zik Gendron, Project Manager North Creek Analytical,Inc Page 5 of 6 <br /> Environmental Laboratory Network <br />