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I 10 Second Avenue South,#D7,Pacheco,CA 94553 <br /> 14 McCAMPBELL ANALYTICAL INC Telephone 510-798-1620 Fax 510-798-1622 <br /> http/lwww mecampbell com E-mail main@mecampbell com <br />! GEOSOLV, Inc Client Project ID Nunan,Highway 88, Date Sampled 0$112197 <br /> 643 Oregon Street Lockeford Date Received 08/13/97 <br /> Sonoma, CA 95476 Client Contact Frank Goldman Date Extracted 08/13/97 <br />' Client P O Date Analyzed 08/13/97 <br /> Oil-Range(C18+)Extractable Hydrocarbons as Motor Od* <br /> EPA methods modified 8015,and 3550 or 3510,California RWQCB(SF Bay Region)method GCF1D(3550)or GCFID(3510) <br /> Lab ID Client ID Matrix TPH(mo)+ %Recovery <br /> Surrogate <br /> 79748 136-1 S 250,d,b --a <br /> i79749 B6-2 S I00,d,b 110 <br /> Reporting Limit unless otherwise W 250 ug/L <br /> stated,ND means not detected above <br /> the reporting limit S 5 0 mg/kg <br /> *water samples are reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP/STLC/SPLP extracts in <br /> uglL <br /> %cluttered chromatogram resulting in coeluted surrogate and sample peaks or surrogate 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 nature and IvlcCampbell Analytical is not responsible for their <br /> interpretation a)unmodified or weakly modified diesel is significant b)diesel range compounds are significant,no recognizable pattern,c) <br /> aged diesel')is significant),d)gasoline range compounds are significant c)medium boiling point pattern that does not match diesel(9) f) <br /> one to a few isolated peaks present, g)oil range compounds are significant h) lighter than water immiscible sheen is present, i) liquid <br /> sample that contains greater than--5 vol %sediment <br /> DHS Certification No 1644 °' Edward Hamilton,Lab Director <br />