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I110 2nd Avenue South,#D7 Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> Ile h Jlwww mceampbeli coin limail mia ca be0.cain <br /> Advanced GeoEnvironmental,Inc Client Project ID MBP Mossdale Date Sampled 12/09/03 <br /> 837 Shaw Road Date Received 12/10/03 <br /> Client Contact Bill Littlle Date Extracted 12/12/03-12/15/03 <br /> Stockton,CA 95215 <br />' Client P O Date Analyzed 12/12/03.12/15/03 <br /> Gasolene Range(C6-C12)Volatile Hydrocarbons as Gasohne with BTEX and MTBE* <br /> Extraction method SWSo30B Analytical methods SW8021B/8015Cm Work Order 0312192 <br /> ILab ID Client ID Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br /> OOIA CPT2gw 55 W ND --- ND ND ND ND 1 115 <br />' 002A I CPT2gw 89 W 120,b,r -- ND ND ND ND 1 119 <br /> 003A CPT2gw 110 W 380,b m,r - ND 13 10 ND 1 110 <br />' -004A CPT3gw 55 W ND — ND ND ND ND 1 106 <br /> 005A CPT3gw 65 W ND — ND ND ND ND 1 107 <br />' 006A CPT3gw 110 W ND — I ND ND ND ND 1 103 <br /> 007A CPT Igw 55 W ND — ND ND ND ND 1 l 16 <br />' 008A I CPT 1gw 80 W TT ND — ND ND ND ND 1 111 <br /> � I <br /> � I <br /> Reporting Lumt for DS I W so 50 05 05 )19/L 5 0 5 1 }ig/L <br />' ND meam not detected at or <br /> above tide reporumg limit S NA NA NA I NA NA NA [ mg/Kg <br /> "water and vapor samples and all TCLP&.SPLP extracts are reported in ug/L,soil/sludge/solid samples in mglkg, wipe samples inµg/wlpe, <br /> product/oil/non-aqueous liquid samples in mg/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 signifcant(aged gasolmen),c)lighter gasoline range <br /> compounds(the most mobile fraction)arc significant,d)gasoline range compounds having broad chromatographic peaks are significant,biologically <br /> altered gasolme9,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,i)liquid <br />' sample that contains greater than--2 vol %sediment,a)reporting limit raised due to high MTBE content,k)TPH pattern that does not appear to be <br /> derived from gasoline aviation as) m)no recognizable pattern <br /> . DHS Certification No 1644 ,,—*Angela Rydehus,Lab Manager <br /> I <br />