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1 <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br />' 14MCCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> • httri//Www me bell corn E-mail mmn@mccampbell com <br />' AdvancedDate Sampled 07/02/2001 <br /> GeoEmvrrotxmental Client Project ID Flag City Chevron <br />' 837 Shaw Road Date Received 07/03/2001 <br /> Stockton, CA 95215 Client Contact Tun Cuellar Date Extracted 07/03/2001 <br />' Client P Q Date Analyzed 07/03/2001 <br /> Diesel Range(C10-C23)and Oil-Range(C18+)Extractable Hydrocarbons as Diesel and Motor Oil* <br />' EPA methods modified 8015,and 3550 or 3510,California RWQCB(SF Bay Region)method GCFID(3550)or GCFID(3510) <br /> Lab ID Client ID Matrix Ti'H(d)+ TPH(mo)+ %Recovery <br /> Surrogate <br />' 71680 INFLUENT W ND ND 102 <br /> 71681 EFFLUENT W ND ND 102 <br /> I <br /> Reporting Limit unless otherwise W 50 119/1. 250 ug/L <br /> stated,ND means not detected above <br /> the reporting limit S 1 0 mg/kg 5 0 mg/kg <br /> *water samples are reported in ug/L,wipe samples in ughnpe,soil and sludge samples in mg/kg,and all TCLP/STLC!SPLP extracts in <br /> ug/L <br /> A cluttered chromatogram resulting in coeluted surrogate and sample le peaks,or,surrogate peak is an elevated baseline,or,surrogate has been <br /> diminished by dilution of original extract. <br /> 'The following descriptions of the TPH chromawgram are cursory in nature and McCanipbell Analytical is not responsible for their <br /> . interpretation a)unmodified or weakly modified diesel is significant,b)diesel range compounds are significant,no recognizable pattern,c) <br /> aged diesel?is significant),d)gasoline range compounds are significant,e)medium boiling point pattern that does not match diesel(?), 0 <br /> one to a few isolated peaks present, g) oil range compounds are significant, h)lighter than water immiscible sheen is present, i) liquid <br /> sample that contains greater than�5 vol %sediment. <br /> IDHS CertLficahon No 1644 Edward Hamilton,Lab Director <br />