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110 2nd Avenue South,#D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-3620 Fax 925 798-1622 <br /> http llwww mccampbell cm E-mail matn@mccampbell coin <br /> ' Advanced GeoEnvlronmental,Inc Client Project ID Ripon Farm Sery Date Sampled 09/19/02 <br /> • 837 Shaw Road Date Received 09/20/02 <br /> ' Stockton,CA 95215 Client Contact Bill Little Date Extracted 09/20/02-09/21/02 <br /> Client P O Date Analyzed 09/20/02-09/21/02 <br /> ' Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extraction method SW5030B Analytical methods SW802tB/8015Cm <br /> Work Order 0209323 <br /> ' Lab ID Client ID Matnx TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br /> 001A Influent A 430,a,c ND<5 0 062 1 5 ND<0 5 062 2 # <br /> 002A Effluent A 160,a,c ND ND 088 ND Nil I ---# <br /> i E <br /> � I <br /> i <br /> E <br /> 4 <br /> i <br /> i <br /> I <br /> 1 ' <br /> E <br /> ' E <br /> Reporting Lumt for DF-1, A 25 25 025 025 025 025 1 lig/L <br /> ND means not detected at or <br /> ' above the mporung lutnt S NA NA NA NA NA NA 1 mg/Kg <br /> *water and vapor samples are reported to ug/L,soil and sludge samples in mg/kg,wtpe samples in ug/wtpe,and TCLP extracts in ug/L <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 /> unmodified or weakly modified gasoline is significant,b)heavier gasoline range compounds are significant(aged gasoline7),c)lighter gasoline range <br />' compounds(the most mobile fraction)are significant,d)gasoline range compounds having broad chi ornatographtc 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 imrruscible sheen/product is present,i)liquid sample that <br /> contains greater than--2 vol %sediment,j)reporting limit raised due to high MTBE content,k)TPH pattern that does not appear to be derived from <br /> gasoline(aviation gas) m)no recognizable pattern <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br />