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~ ~. ~ <br />Client: Century West Engineering <br />~ntact: Eric Collins <br />Volatile Petroleum Products <br />by NWTPH-GX <br />L11131 <br />P roj ect: 4080600127/4102 <br />Courthouse Square <br />Sample ID Matrix Lab Number <br />Reporting Units <br />Analyte Result Limit (ppm) Comment <br />Sampled: 04/18/99 <br />Extracted: 04/30/99 <br />6-SO-16.0' Soi! Analyzed: OS/03/99 by WB LI1131_I <br />Gasoline Region __ __ _ 480 5. mg/kg 1 <br />Surrogate Recovery Limit _ _ <br />Trifluorotoluene MI 50 - 150 <br />Bromofluorobenzene MI 50 - 150 <br />~ Product appears to be weathered gasoline. <br />( i6.0' Soi! <br />Gasoline Region_ <br />~ Product <br />Surrogate <br />Trifluorotoluene <br />Bromofluorobenzene <br />to be weathered gasoline. <br />Sampled: 04/28/99 <br />Extracted: 04/30/99 <br />_ Analyzed_OS/03/99 by WB _ <br />5. mg/kg 1 <br />Recovery Limit _ <br />MI 50 - 150 <br />MI 50 - 150 <br />L11131-2 I <br />Sampled: 04/28/99 <br />Extracted: 04/30/99 <br />6-52-18.0' Soi! Analyzed: OS/03/99 by WB L11131-3 <br />Gasoline Region _ __ 86. 5. mg/kg 1 <br />Surrogate Recovery _ _ _ Limit <br />Trifluorotoluene MI 50 - 150 <br />Bromofluorobenzene MI 50 - 150 <br />~ Product appears to be weathered gasoline. <br />6-53-17.5' Soi! <br />Gasoline Region_ <br />Sampled: 04/28/99 <br />Extracted: 04/30/99 <br />Analyzed: OS/03/99 by WB <br />_ _ ND 5. mg/kg <br />Surrogate __ Recovery _ _ Limit <br />Trifluorotoluene 74. % 50 - 150 <br />Bromofluorobenzene 89. °/a 50 - 150 <br />L11131-4 I <br />i -..;r .. _. . ~ . , , ,r . . . . <br />PJ773 A Division of Pordand General Electric <br />14855 S.W. Scholls Ferry Road, Beaverton, OR 97007 <br />Phone 503-590-5300 • Fax 503-590-1404 <br />~v~vw.oalab.com/oal • Toll-Free 1-800-64-4-0967 <br />230 <br />- 7 - <br />