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<br /> I 10 Second Avenue South,#D7,Pacheco,CA 94553
<br /> McCAMPBELL ANALYTICAL INC Telephone 510-798-1620 Fax 510-798-1622
<br /> 24 http//www mccampbell con) E-mail main@mccampbell corn
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<br /> Advanced GeoEnvironmental Client Project ID Curtiss Tracy Pontiac Date Sampled 06124/97
<br /> 1803 West March Lane, Ste A Date Received 06/26/97
<br /> Stockton, CA 95207 Client Contact Bill Little Date Extracted 06/27-07/01/97
<br />' Client P O Date Analyzed 06/27-07/01/97
<br /> Gasoline Range (C6-C12)Volatile Hydrocarbons as Gasoline*,«ith Methyl tert-Butyl Ether* & BTEX*
<br />' EPA methods 5030,modified 8015,and 8020 or 602,California RWQCB(SF Bay Region)method Gc 1-I1)(5030)
<br /> Lab ID Client iD Matrix TPH(g)' MTBE Benzene Toluene Ethylben- Xylenes %Recovery
<br /> zene Surrogate
<br />' 77986 B1-H2O W 220,c ND 056 1 0 ND 098 97
<br /> 77987 B2-H2O W 100,000,a,h,i 780 12,000 15,000 2600 11,000 98
<br />' 77988 B3-H2O W 63,000,a,h,i 580 7000 8300 1800 7100 100
<br /> 77989 133-H2O W 140,000,a,h,i 830 12,000 18,000 3600 14,000 97
<br />' 77990 B6-H2O W 200,000,a,h,i 820 3400 830 7200 12,000 122"
<br /> 77991 B7-H2O W 240,000,a,h,i 1000 20,000 15,000 4400 16,000 97
<br />'ie 77992 BS-H2O W 27,000,a,h,i 440 1400 1700 1200 3300 105
<br /> 77993 B9-H2O W I1,000,a,h,t 110 1600 200 480 1300 99
<br />' 77994 B2-8 S 2000,a 20 27 100 41 190 105
<br /> 77995 B2-12 S ND ND 0 006 0 014 0 005 0 018 98
<br />' 77997 133-6 S 680,a 7 8 11 38 16 61 96
<br />' 77998 133-12 S ND \D 0 010 0 028 0 012 0 065 99
<br /> 77999 B4-6 S 1400,a 8 7 13 82 31 150 100
<br />' 78000 134-9 S 550,a 3 6 73 21 98 42 96
<br /> Reporting Limit unless W 50 ug/L 5 0 0 5 0 5 0 5 05
<br />' otherwise stated ND
<br /> means not detected above S 1 0 mg/kg 005 0 005 0 005 0 005 0 005
<br /> the reporting limit
<br /> *watei and vapor samples are reported in ug/L,wipe samples in ug/wipe soil and Sludge samples in mg/kg and all rcl-P and SPLP extracts
<br />' in uglL
<br /> °cluttered chromatogram,sample peak coelutes with sura agate peak
<br />' 'The following descriptions of the TPH chromatogram are cursory in nature and MLCa:npbell Analytical is not responsible for their
<br /> interpretation a) unmodified or weakly modified gasoline is significant b) Heavier gasoline iange compounds are significant(aged
<br /> gasoline')), c) lighter gasoline range compounds (the most mobile fraction) are significant d) gasoline iange compounds having broad
<br /> chromatographic peaks are significant,biologically altcied gasoline c) TPl I pattern that does not appLar to be derived fiom gasoline(?),0
<br /> one to a few isolated peaks present,g)strongly aged gasoline or diesel range compounds aie significant, h)lighter than water immiscible
<br /> sheen is present,i)liquid sample that contains greater than S s of '%sediment ,l)no recognizable pattern
<br /> DHS Certification No 1644 Edwaid Hamilton, Lab Director
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