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LK <br /> 110 2nd Avenue South f#D7,Pacheco,CA 94553 5560 <br /> 4 McCampbell Analytical, Inc. Telephone 925-798-1620 Fax 925-798 1622 <br /> Website www mecampbell cam E mail main®mccampbell com <br /> Advanced GeoEnvironmental,Inc Client Project ID Flag City Chevron Date Sampled 06/30/05 <br /> 837 Shaw Road Date Received 07/01/05 <br /> Client Contact Tun Cuellar Date Extracted 07104105-07/06105 <br /> Stockton, CA 95215 <br /> Client P O Date Analyzed 07/04105-07106105 <br /> Gasoline Range(C6-Cl2)Volatile Hydrocarbons as Gasoline* <br /> Extraction method SW5030B Analytical methods SW8015Cm Work Order 0507002 <br /> Lab 11) Client ID Matrix TPH(g) DF %SS <br /> 001A CSA#1 W ND 1 110 <br /> 002A CSA#2 W ND 1 119 <br /> 003A MWI W ND 1 103 <br /> 004A MW2 W ND 1 99 <br /> 005A MW6A W ND 1 106 <br /> 006A MW613 W ND l 105 <br /> 007A MW8A W ND I 110 <br /> 008A MW8B W ND 1 109 <br /> 009A MW8C W ND 1 112 <br /> 010A MW9A W ND 1 114 <br /> 011A MW9B W ND 1 i 114 <br /> 012A MW9C W ND 1 116 <br /> 013A MW13A W ND t 114 <br /> 014A MW13B W ND 1 118 <br /> 015A MW13C W ND 1 119 <br /> 016A MW13D W ND 1 119 <br /> Reporting Limit for DF=1, W 50 µgfL <br /> ND means not detected at or <br /> above the reporting limit S NA NA <br /> *water and vapor samples and all TCLP&SPLP extracts are reported in ug/L,soil/sludge/solid samples in mg/kg, wipe samples in jig/wipe, <br /> productloillnon-aqueous liquid samples in mglL <br /> #cluttered chromatogram,sample peak coelutes with surrogate peak <br /> +The following descriptions ofthe 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 sigtnficant(aged gasolme9),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 gasoline? 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--1 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,n)TPH(g)range non-target isolated peaks subtracted out of the TPH(g)concentration at <br /> the client's request <br /> DHS Certification No 1644 Angela Rydelius, Lab Manager <br />