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p 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> ® McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> E-mail main@mccampbell com <br /> John P Cummings&Associates Client Project ID #394032 05,Tom <br /> Date Sampled 04113-04/14199 <br /> P O Box 2847 Pane Date Received 04/15/99 <br /> Fremont, CA 94536-2847 Client Contact John Cummings Date Extracted 04/15/99 <br /> Client P O Date Analyzed 04/15-04/16/99 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline*,with Methyl tert-Butyl Ether* &BTEX* <br /> EPA 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 Ethylben- Xylenes %Recovery <br /> zene Surrogate <br /> 09182 HP-1-5' S ND ND ND ND ND ND 93 <br /> 09183 HP-1-10' S ND ND ND ND ND ND 101 <br /> 09184 HP-1-15' S ND ND ND ND ND ND 91 <br /> 09185 HP-1-20' S ND ND ND ND ND ND 93 <br /> 09186 HP-2-5' S ND ND ND ND ND ND 93 <br /> 09187 HP-2-10' S 2 9,1 ND ND ND 0 15 0 031 110 <br /> 09188 HP-2-15' S ND ND ND 0 006 0 006 0 011 92 <br /> 09189 HP-2-20' S 3 5 J ND ND 0 015 0 016 0 037 107 <br /> 09190 HP-3-5' S ND ND ND ND ND ND 93 <br /> 09191 HP-3-10' S ND ND ND ND ND ND 93 <br /> 09192 HP-3-15' S ND ND ND ND ND ND 100 <br /> 09193 HP-3-20' S ND ND ND ND ND ND lot <br /> 09194 HP4-10' S ND ND ND ND ND ND 101 <br /> 09195 HP-4-15' S ND ND ND ND ND ND 97 <br /> Reporting Limit unless4 W 50 ug/L 5 0 0 5 05 05 0 5 <br /> otherwise stated,ND <br /> means not detected above S 10 mg/kg 005 0 005 0 005 0 005 0 005 <br /> the reporting limit <br /> " water and vapor samples are reported in ug/L,wipe samples in ug/wipe soil and sludge samples in mg/kg,and all TCLP and SPLP extracts <br /> 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 <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 are significant,biologically altered gasolmO,c)TPR pattern that does not appear to be derived from gasoline('7),t) <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,f)no recognizable pattern <br /> DHS Certification No 1644 11'�Edward Hamilton,Lab Director <br />