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Client: Century West Engineering <br />~ntact: Eric Collins <br />~ ~ <br />BTEX <br />by EPA 8020 <br />L11131 <br />P roject: 4080600127/4102 <br />Courthouse Square <br />Sample ID Malrix Lab Number <br />Reporting Units <br />Analyte Result Limit ~pPb) Comment <br />Sampled: 04/28/99 <br />Extrected: 04/30/99 <br />(r50-16.0' Soi! Analyzed: OS/04/99 by WB L11131-1 <br />Benzene ND 13. Ng/kg <br />Toluene _ ___ 720 13. Nglkg <br />Ethylbenzene___ 480 13. Nglkg <br />Total Xylenes __ _ 2,400 13. Ng/kg <br /> Surrogate __ Recovery Limit _ __ <br /> Trifluorotoluene 58.% 50 - 150 <br /> Bromofluorobenzene 89. % 50 - 150 <br />6-51-16.0' <br />Benzene_ <br />Toluene <br />Ethylbenzene <br />Total Xylenes <br /> Sampled: 04/28/99 <br /> Extracted: 04/30/99 <br /> Analyzed: OS/04/99 by WB <br />ND 5. Ng/kg <br />200 5. Nglkg <br />150 5. Nglkg <br />____ 670 5. Nglkg <br />Surrogate _ Recovery Limit <br />Trifluorotoluene MI 50 - 150 <br />Bromofluorobenzene MI 50 - 150 <br />L11131-1 I <br /> Sampled: 04/28/99 <br /> Extracted: 04/30/99 <br />6-51-18.0' Soi! _ Analyzed: OS/04/99 by WB L11131-3 <br /> <br />Benzene 11. 5. Nglkg <br />Toluene 210 5. Nglkg <br />Ethylbenzene____ _ 250 5. Ng/kg <br />Total Xylenes __ __ _ 930 5. Nglkg <br /> Surrogate _ Recovery Limit <br />- -- -- -- <br /> ---- <br />Trifluorotoluene - MI 50 - 150 <br /> Bromofluorobenzene MI 50 - 150 <br />P~~73 A Division of Pordand General E-ectric <br />14855 S.4V. Scholls Ferry Road, Beaverton, OR 97007 <br />Phone 503-590-5300 • Fax 503-590-1404 <br />w~vw.oalab.com/oal • Toll-Free 1-800-644-0967 <br />Soi! <br />- 1 - <br />