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Seattle 11720 North Creek Pkwy N Suite 400 Bothell WA 93011 8244 <br /> 425 426 9200 fax 425 420 9210 <br /> TM Spokane East 11115 Montgomery Suite B Spokane WA 99206 4776 <br /> 509 924 9206 fax 509 924 9290 <br /> ne <br /> Portland 8405 SW Mmhus Avenue Beaverton OR 97008 7132 <br /> 503 906 9200 fax 503 906 9210 <br /> Send 20332 Empsre Avenue Suite F 1 Send OR 97701 5711 <br /> www ncalabs com 5413639310 fax 5413827588 <br /> CASE NARRATIVE for B 1 J0040 <br /> Client ERM West <br /> Project Manager Wade Starnes <br /> Project Name UPRR Stockton <br /> Project Number 8187 25 <br /> 1 0 DESCRIPTION OF CASE <br /> Five water samples were submitted for analysis of BTEX by EPA 826013,Gasoline Range Hydrocarbons <br />' by EPA 8015mod, Dissolved Pb by EPA 6020, Fuel Oxygenates by EPA 8260B and Organic Pb by Title <br /> 22 Ap XI <br /> 2 0 COMMENTS ON SAMPLE RECEIPT <br /> The samples were received and logged in on September 29,2001 The samples were received at a <br /> temperature of 2 2 degrees C There were no anomalies associated with the receipt of these samples <br /> Preparation and Analysis <br /> BTEX by EPA 8260B <br /> There were no anomalies associated with the preparation and analysis of this method <br /> Gasoline Range Hydrocarbons by EPA 8015mod <br /> There were no anomalies associated with the preparation and analysis of this method <br /> Cissolved Pb by EPA 6020 J <br /> There were no anomalies associated with the preparation and analysis of this method <br /> Fuel Oxygenates by EPA 8260B <br /> The spike recovery of tert-Butyl Alcohol in the LCSD was outside the established control limits for the <br /> method The recoveries for the LCS,MS and MSD were acceptable,no further action was deemed <br /> necessary <br /> Organic Pb by Title 22 Ap XI <br /> This analysis was subcontracted to Del Mar Analytical,Colton <br /> The spike recovery for the MS and MSD was outside the established control limits for the method due to <br /> matrix interference <br /> "1 certify that this data package is in compliance with the Contract both technically and for completeness, <br /> for other than the condit ns detailed above Release of the data contained in this hard copy data package <br /> has n authorized b the aboratory Director or his designee,as verified by the following signature" <br /> Kirk endron <br /> • Protect Manager <br /> North Creek Analytical <br /> North Creek Analytical,Inc <br /> Environmental Laboratory Network <br />