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1 , - <br /> 110 2nd Avenue Su.4##D7,Pacheco CA 94553-5560 <br /> McCampbcll Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br />' h //www mccanipbell com E-mail main campbell com <br /> t Advanced GeoEnvlronmental,Inc Chent Project ID Fire Station#2-SVE Date Sampled 02/06/03 <br />' 837 Shaw Road <br /> Date Received 02/07/03 <br /> Stockton,GA 95215 <br /> Ghent Contact Bill Little Date Extracted 02/07/03 <br /> � <br />' LChent P O Date Analyzed 02/07/03 <br /> Gasoline Range(C6-C12) Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extractiontnethod SW5030B Analyticalmethods SW8021B/8015Cm Work Order 0302073 <br />' Lab ID Client ID Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br /> 001A Effluent A ND ND ND ND ND 1 112 <br /> I <br /> I <br /> ii <br /> I <br /> Rcporung Lmnt for DF=i, A 25 2 5 025 025 025 025 1 µg/L <br /> I ND means not detected at or <br /> above the reporting hmrt S NA NA NA NA NA NA 1 Jmg/Kg <br /> I <br /> *water and vapor samples are reported inµg/L,soil and sludge samples in mg/kg,wipe samples inµg/wipe,and TCLP extracts in gg/L <br /> I #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 /> unmodified or weakly modified gasoline is significant,b)heavier gasoline range compounds are significant(aged gasoline/),c)lighter gasoline range <br /> I 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/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 recognisable pattern / <br /> DHS Certification No 1644 i Angela Rydehus, Lab Manager <br /> I <br /> I = <br />