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I <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> l <br /> • McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> ht //tivww mccam hell corn E-mail main@mccampbell corn <br /> ' Advanced GeoEnvironmental Client Project ID Ripon Farm Service Date Sampled 10/15/01 <br /> ' 837 Shaw Road Date Received 10/16/01 <br /> Stockton, CA 95215 Client Contact Wilham R Little Date Extracted 10/16/01 <br /> Client P O Date Analyzed 10/I6/01 <br /> Gasoline Range(C6-C12) Volatile Hydrocarbons as Gasohne*,with Methyl tert-Butyl Ether* &BTEX* <br /> FPA methods 5030,modified 8015,and 8020 or 602,California RWQCB(SF Bay Region)method GCFID(5030) <br /> ' Lab ID Client ID Matrix TPH(g)- MTBE Benzene Toluene Ethyl FND <br /> %Recovery <br /> benzeneSurrogate <br /> 80937 Effluent Air 100,a ND ND 077 ND I08 <br /> 80938 Influent Air 1200,a ND 091 3 1 098 115 <br /> 1 <br /> Reporting Limit unless Air 50 ug/L 50 05 05 05 otherwise stated,ND0 5 <br /> means not detected above <br /> ' the reporting limit S 10 mg/kg 005 0 005 0 005 0 005 0 005 <br /> *water and air samples are reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP and SPLP extracts in <br /> ug(L <br /> 9 cluttered chromatogram,sample peak coelutes with surrogate peak <br /> 'The following descriptions of the TPH chromatogram are cursory in nature and McCamphell Analytical is not responsible for their <br /> ' interpretation a) unmodified or weakly modified gasoline is significant, b) heavier gasoline range compounds are significant(aged <br /> gasoline?) c) lighter gasoline range compounds (the most mobile fraction) are significant, d) gasoline range compounds having broad <br /> chromatographic peaks ane significant,biologically altered gas,,I,"I,e)TPH pattern that does not appear to be denved from gasoine <br /> l <br /> • one to a few isolated peaks present,g)strongly aged gasoline or diesel range compounds are significant, h)lighter than water Immiscible <br /> sheen is present,i)liquid sample that contains greater than—5 vol %sediment,l)no recognizable pattern <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br />