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1102nd A%enuc South, N D7, PechLco, CA 94553 <br /> NIXAMPBELL ANALYTICAL INC Tcle 510-79816'_0 Fax 510-798 1622 <br /> Geological Audit Services Client Project ID Gewcke Date Sampled 09/19/94 <br /> 1803 West March Lane, Ste A Date Recen,cd 09/20/94 <br /> Stockton,CA 95207 Client Contact Bob Mart) iDate E-4racted 09120-09/24/94 <br /> Client P O (Date Analyzed 09/20-09/24/94 <br /> Gasoline Range (C6-C 12) Volatile Hydrocarbons as Gasoline*,with BTEX* <br /> EPA methods 5030 mod tried 8015 and 8020 or 602 Caltfornta R'1 C13 SF 13av Re on method GCFID 5030 <br /> EthNlben- % Rec <br /> Lab ID Client ID Matri-, TPH(g)* Benzene I Toluene zene Xyiencs Surrogate <br /> 41115 EW-1/9-19-94 W 1400,b I 3 7 20 64 29 108 _I <br /> - I � <br /> 41116 M W-6/9-1 9-94 \V 1100 c f 22 ND \13 ND --- <br /> 41117 # MW-7/9-19-94 W G 100 d 094 057 ND N D 92 <br /> 41118 MW-819-19-94 W 1200a I 17 14 21 71 108 <br /> i <br /> 41119 MW-919-19-94 W 4200 a 49 54 130 200 95 <br /> k I ' <br /> 41120 Mw-10/9-19-94 W S6 c 1 3 ND \D ND I 94 <br /> 41121 MW-11/9-19-94 1V 840c 14 I ND ND '�D 8- <br /> ` tiD ND I 96 <br /> 41122 MVV-1219-19-94 � WE �D ND ND <br /> 41123 MW-13/9-19-94 i ��' ND ND ! ND ND ND `71 <br /> 41124 MW-14/9-19-94 14` 1500 a i 27 120 20 ! 280 i 98 <br /> i <br /> Detection Limit unless other- W 50 ug/L. 05 05 05 05 <br /> wise stated,ND means Not <br /> Detected S 1 0 mg/kg 0005 0005 0005 0005 i <br /> *water samples are reported in ug/L soil samples in mg/kg,and all TCLP extracts in mg/L <br /> #cluttered chromatogram,sample peak co-elutes with surrogate peak <br /> + The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not <br /> responsible for their interpretation a)) unmodified or weakly modified gasoline is siiiicant,b) heavier so line <br /> range compounds are sig icant(aged gasoline?),c)li iter gasoline range compounds(the most mobile fraction) <br /> are significant d) �,solme range compounds are sirikcanf,no recognizable pattern e) TPH pattern that does <br /> not appear to be denved from gasoline ((7) one fo a few isolated peaks present,g5 strongly aged gasoline or <br /> diesel range compounds are significant fi} lighter than water immiscible phase is present <br /> DHSCertLficationNo I644 �� Edward Hamilton,Lab Director <br />