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110 2nd Avenue South,#D7 Pacheco CA 94553-5560 <br /> Y 0 McCampbell Analytical Inc. Telcphone:925-798-1620 Fax:925-798-1622 <br /> Fhttp://www.nwcanTbell.com F-mail: campbeII.com <br /> l Advanced GeoEnvironmental,Inc. Client Project ID: Former Curtiss Pontiac Date Sampled: 03/12/03 <br /> 837 Shaw Road Date Received: 03/13/03 <br /> Client Contact: Paul Dotson Date Extracted: 03/14/03 <br /> Stockton,CA 95215 <br /> Client P.O.: Date Analyzed: 03/14/03 <br /> V Gasoline Range(C6-02)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extraction method: SW5030B Analytical methods: SW8021B/8015Cm Work Order. 0303190 <br /> Lab ID Client fD Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %S5 <br /> w . <br /> OOIA DWI W ND ND ND ND ND 1 112 <br /> } <br /> 002A MWIa W ND ND ND ND 'ND 1 114 <br /> 003A MWlb W 1200,a 350 31 48 37 1 105 <br /> 004A MW2a W ND ND ND ND ND 1 116 <br /> 005A MW2b W ND ND ND ND ND 1 115 <br /> 006A MW3 W . ND ND ND ND ND 1 110 <br /> 007A MW4 W 820,a 230 5.8 50 21 1 103 <br /> I r-- <br /> 008A MW5 W ND _ ND ND ND ND 1 112 <br /> 009A MW6 W ND ND ND ND ND 1 I 112 <br /> i <br /> r, O�OAN4W7 WND ND ND ND ND 1 115 <br /> 4 <br /> I <br /> Reporting Limit for DF=1; ? W { 50 5.0 0.5 0.5 0.5 0.5 1 µg/L <br /> ND means not detected at or <br /> above the reporting limit S NA NA NA NA NA NA 1 mg/Kg <br /> *water and vapor samples are reported inµg/L,soil and sludge samples in mg/kg,wipe samples in pg/wipe,and TCLP extracts in gg/L. <br /> i <br /> 1 <br /> # #cluttered chromatogram;sample peak coelutes with surrogate peak. <br /> +The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not responsible for their interpretation:a) <br /> M unmodified or weakly modified gasoline is significant;b)heavier gasoline range compounds are signifieant(aged gasoline?);c)lighter gasoline range <br /> compounds(the most mobile fraction)ate significant;d)gasoline range compounds having broad chromatographic peaks are significant;biologically <br /> F altered gasoline?;e)TPH pattern that does not appear to be derived from gasoline(stoddard solvent/mineral spirit?);f)one to a few isolated non-target <br /> peaks present;g)strongly aged gasoline or diesel range compounds are significant;h)lighter than water immiscible sheen/product is present;i)liquid <br /> sample that contains greater than--2 vol.%sediment;j)reporting limit raised due to high MTBE content;k)TPH pattern that does not appear to be <br /> derived from gasoline(aviation gas).m)no recognizable pattern. <br /> DHS Certification No. 1644 Angela Rydelius,Lab Manager <br /> 4 - <br /> �, F <br />