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' 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc. Telephont:925-798-1620 Fay:925-798-1622 <br /> http:fiwww.mccampbell.corn E-mail:main@mccampbell.com <br />' Advanced GeoEnvironmental Client Project ID: MBP/Lodi Date Sampled: 04/15/02 <br /> 837 Shaw Road Date Received: 04/16/02 <br />' Stockton,CA 95215 Client Contact: Bill Little Date Extracted: 04/16102-04117102 <br /> Client P.O.: Date Analyzed: 04116/02-04/17/02 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline-with MTBE and BTEX* <br /> Extraction method: SW5030B Analytical methods: SW8021BISO15Cm Work Order.0204269 <br /> ' Lab Ti) Client ID Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br /> OOIA EFFLUENT A 110,b ND ND ND ND 1.4 0.5 105 <br /> 1 <br /> Reporting Limit for DF=1; A 50 5 0.5 0.5 0.5 0.5 ug/L <br /> ' ND means not detected at or <br /> above the reporting limit S 1 0.05 0.005 0.005 0.005 0.005 rn /I g <br /> *water and vapor samples are reported in ug/L,soil and sludge samples in mg/kg,wipe samples in ug/wipe,and TCLP extracts in ug/L_ <br /> ' DF=dilution factor. <br /> #cluttered chromatogram;sample peak coelutes with surrogate peak. <br /> +The following descriptions of the TPH chromatogram are cursory in nature and McCampbeli Analytical is not responsible for their interpretation:a) <br /> unmodified or weakly modified gasoline is significant;b)heavier gasoline range compounds are significant(aged gasoline?);c)lighter gasoline range <br /> compounds(the most mobile fraction)are significant;d)gasoline range compounds having broad chromatographic peaks are significant;biologically <br /> altered gasoline?;e)TPH pattern that does not appear to be derived from gasoline(stoddard solvent);f)one to a few isolated non-target peaks present; <br /> ' g)strongly aged gasoline or diesel range compounds are significant;h)lighter than water immiscible sheen/product is present;i)liquid sample that <br /> contains greater than 2 vol.%sediment;j)no recognizable pattern. <br /> • DHS Certification No. 1644 `,, Edward Hamilton,Lab Director <br /> 1 <br />