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110 Second Avenue South,#D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC Telephone 510-798-1620 Fax 510-798-1622 <br /> ht /Ak"w mccam beil corn E-mail main@mccampbell corn <br /> Advanced GeoEnvironmental Client Project ID Cherokee Truck Stop Date Sampled 09/17/97 <br /> 1803 West March Lane, Ste A Date Received 09/18/97 <br /> Stockton, CA 95207 Client Contact Kevin McKibben Date Extracted 09/18/97 <br /> Client P O Date Analyzed 09/18/97 <br /> Diesel Range(C10-C23) Extractable H)drocai bons as Diesel * <br /> EPA methods modified 8015,and 3550 or 3510,California RNN'QCB(SF Bay Region)method GCFID(3550)of GC FID(3510) <br /> Lab ID Client ID Matrix TPH(d)+ %Recovery <br /> Surrogate <br /> 80888 UST-2/9-17-97 W SID 96 <br /> 80889 UST-39/9-17-97 W ND 96 <br /> 80890 UST-4/9-17-97 W ND 96 <br /> 80891 UST-5/9-17-97 W 160,b 96 <br /> f <br /> Reporting Limit unless otherwise W 50 ug/L <br /> stated,ND means not detected abo-,e <br /> the reporting limit S l 0 mg/kg <br /> *nater and vapor samples are reported in ug/L,wipe samples to ugN ipe soil-ind sludge samples in mg/kg and all TCLP!STLC/SPLP <br /> extracts in ug/L <br /> "cluttered chromatogram resulting in coeluied surrogate and sample peaks,of sunogate peak is on elevated baseline,or,surrogate has been <br /> diminished by dilution of original extract <br /> The following descriptions of the TPH chromatogram are cursory in natue and McCampbell Analytical is not responsible for their <br /> interpretation a)unmodified or weakly modified diesel is signitic.im,b)diesel iange compounds aie significant,no recognizable pattern,c) <br /> aged dieser is significant),d)gasoline range compounds are significant,e)mednim boiling point pattern that does not match diesel (9), t) <br /> one to a few isolated peaks present, g) oil range compounds are significant, h) lighter than water immiscible sheen is present, i) hquid <br /> sample that contains greater than�5 vol %sediment <br /> /� Edward Hamilton Lab Director <br /> DHS Certification No 1644 � , <br />