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110 Second A-,enue South,#D7, Pacheco,CA 94553
<br /> McCAMPBELL ANALYTICAL INC Telephone 510-798-1620 Fax 510-798-1622
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<br /> w mccapbell con B-mail mamccampbell coin
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<br />' Advanced GeoEnvironmental Client Project ID Larry's Auto Date Sampled 07/24/97
<br />' 1803 West March Lane, Ste A Date Received 07/26/97
<br /> Stockton, CA 95207 Client Contact Bill Little Date Extracted 07126-07/29197
<br />' Client P O Date Analyzed 07126-07129/97
<br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline*,Ni ith Methyl tert-Butyl Ether* &BTEX*
<br />' EPA methods 5030,modified 8015,and 8020 or 602,California RVdQCB(SF Bay Region)method GCFID(5030)
<br /> LabEthylben- %Recovery
<br /> ID Client ID Matrix TPH(g)4 MTBE Benzene Toluene zcne Xylenes Surrogate
<br /> 79090 MWI/7-24-97 W 3500,a 39 370 250 58 270 99
<br />' 79091 MW2/7-24-97 W 24,000,a 63 4000 2800 470 1900 100
<br /> 79092 MW3/7-24-97 W 680,a 6 2 73 47 12 47 101
<br /> 79093 MW4/7-24-97 W 190,000,a 430 36,000 38,000 2600 14,000 99
<br />' 79094 MW7/7-24-97 W 14,000,a 94 1100 34 93 300 101
<br /> 79095 VW29 7-24 W 190,000,a 1400 44,000 30 000 3000 14,000 97
<br /> 79096 VW3/7-24-97 W 170,000,a 1300 41 000 25,000 3400 16,000 99
<br /> 79097 VW5977-24 W 170,000,a,h 360 20,000 43,000 3800 19,000 105
<br />' 79098 VW5-C/7-24- W 160,000,a,h 1400 31,000 36,000 3500 18,000 106
<br />' 79099 VW4/7-24-97 W 120,000,a 2200 29 000 20,000 2300 12,000 105
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<br /> Reporting Limit unless W 50 ug/L 5 0 05 05 0 5 0 5
<br />' otherwise stated,ND means
<br /> not detected above the S 1 0 mg/kg 0 05 0 005 0 005 0 005 0 005
<br /> reporting limit
<br /> •water and vapor samples are reported in ug/L,wipe samples in ug/wipe soil ind sludge samples in mg/kg,and all TCLP and SPLP c-oracts
<br />' in ug/L V
<br /> "cluttered chromatogram,sample peak coelutes with sun ogate peak
<br />' 'The following descriptions of the TPH chromatogram are cursory m nature and McCampbell Analytical is not responsible for their
<br /> interpretation a) unmodified or weakly modified gasoline is significant b) he-vier gasoline range compounds are significant(aged
<br /> gasoltne'i), c) lighter gasoline range compounds (the most mobile traction) ars significant d) gasoline range compounds having broad
<br /> chromatographic peaks are significant biologically altered gasohnO e)TPH pattern that does not appear to be derived from gasoline(9),f)
<br /> one to a few isolated peaks present,g)strongly aged gasoline or diesel range compounds are significant, h)lighter than Mater immiscible
<br /> sheen is present,i)liquid sample that contains greater than--5 vol %sediment ))no recognizable pattern
<br /> DHS Certification No 1644 Edward Hamilton,Lab Director
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