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110 2nd Avenue South,ND7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> h //www mccampbell com E-mail nam mccarwbelI com <br />' Advanced GeoEnvironmental, Inc Client Project ID Fernando's Place Date Sampled 11/22/02 <br /> 837 Shaw Road Date Received 11/26/02 <br />' <br /> Stockton,CA 95215 Client Contact Paul Dotson Date Extracted 11/28/02-12102102 <br />' Client P O Date Analyzed 11/28/02-12/02/02 <br /> I <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extraction method. SW5030B Analytical methods SW802111/8015Cm Work Order 0211447 <br />' Lab m Client ID Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br /> 017A MW6b/112202 W 3000,a _ 370 220 120 530 5 117 <br />' 018A MW6c/112202 W ND 7 6 5 3 0 62 2 7 1 105 <br /> 019A MW6d/112202 W 110,a,1 18 6 1 14 3 9 1 108 <br />' 020A MW7a/l12202 W 7700,a,i r 610 490 310 1600 10 --# <br /> 021A MW7b/l 12202 W 68,a 59 3 0 1 9 6 6 1 115 <br />' 022A MW7c/112202 W ND _ 1 7 t 4 053 2 0 1 100 <br /> 023A MW7d/I 12202 W 120 a 7 0 56 3 9 20 1 102 <br />' 024A MW8a/112202 W 1300,a,i 6 6 11 23 120 5 113 <br /> 025A MW8b/112202 W ND _ ND ND ND ND 1 994 <br /> 026A MW8c/I 12202 W ND ND ND ND ND 1 109 <br /> 027A MW8d/I12202 W ND _ ND ND ND ND 1 106 <br /> 028A MW9a/t 12202 W ND,i ND 1 0 ND 0 97 1 104 <br /> 029A MW9b/112202 W ND ND I 1 ND ND I 101 <br />' 030A MW9c/112202 W ND ND 45 ND ND 1 104 <br /> 031A MW9d/112202 W ND,i ND 79 ND ND 1 103 <br /> Reporting Lunn for DF=1 py 50 50 0 5 0 5 05 05 1 µ91L <br />' ND means not detected at or <br /> above the reporting limit S NA NA NA NA NA NA 1 mg/Kg <br /> *water and vapor samples are reported inµg/L soil and sludge samples in mg/kg,wipe samples inµg/wipe,and TCLP extracts inµg/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 interpretation a) <br /> unmodified or weakly modified gasoline is significant,b)heavier gasoline range compounds are significant(aged gasoline)),c)lighter gasoline range <br />' compounds(the most mobile fraction)are significant,d)gasoline range compounds having broad chromatographic peaks are significant,biologically <br /> altered gasoline9,e)TPH pattern that does not appear to be derived from gasoline(stoddard solvent/mineral spirit?),f)one to a few isolated non-target <br /> peaks present,g)strongly aged gasoline or diesel range compounds are significant,h)lighter than water immiscible sheen/product is present,t)liquid <br /> sample that contains greater than—2 vol %sediment,j)reporting limit raised due to high MTBE content,k)TPH pattern that does not appear to be <br /> derived from gasoline(aviation gas) m)no recognizable pattern <br /> DHS Certification No 1644 Edward Hanulton, Lab Director <br /> I <br />