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Sent By: McCampbell Analytical; 925 798 4612; Mar-1F "r) 10:13AM; Page 4/6 <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC. Telephone:925-798-1620 Fax:925-798-1622 <br /> http,//www trteeaMbell eom E-mail:main@�atupbell.com <br /> John P.Cummings&Associates Client Project ID:#0399014.00; 1161 <br /> Date Sampled: 2/21/99 <br /> 1 <br /> Airport Date Received: 12/22/99 <br /> P.O.Box 2847 <br /> Fremont,CA 94536-2847 <br /> Client Contact:John Curriotings Date Extracted: 12/22/99 <br /> Client P.O: Date Analyzed: 12/23-12/28/99 <br /> Diesel Range(C10-C23)Extractable Hydrocarbons as Diesel" <br /> EPA methods modified 8015,and 3550 or 3510;Califumia RWQCB(SF Bay Region)method GCFID(3550)or GCFID(3510) <br /> %Recovery <br /> Lab ID Client ID Matrix TPH(d) Surrogate <br /> 28056 East End S <br /> 6.8,g,b 100 <br /> 28057 West End S <br /> ND 100 <br /> 28058 Soil Pile East S <br /> ND 103 <br /> 28059 Soil Pile West S ND 104 <br /> 28060 Soil Pipe L S <br /> ND 106 <br /> Reporting Limit unless otherwise <br /> W 50 ug/L <br /> stated;ND means not detected above 1.0 mg/kg <br /> the reporting limit S <br /> "water and vapor sarnpes aro reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP/STI.0/SPLP <br /> extracts in uglL tree�� <br /> 'cluttered chromatogram resulting in coeluted surrogate and sanTle peaks,or;sormrate teak is on elevated baseline,or;surrogate <br /> ditrdnished by dilution of original extract <br /> 'The following descriptions of the TPH ehromatogmm arc cursory in nature and McCampbell Analytical is not responsible for their <br /> interpretation:a)unmodified or weakly modified diesel is signitimt;b)diesel range compounds arc significant;no recognrublc pattern;c) <br /> aged diesel?is significant);d)gasoline range compounds are significant;e)medium boiling point pattern drat does not match diesel(?);f) <br /> oil range compounds are significam;h)lighter than water inaniscible sheen is Present;0 liquid <br /> one m a few isolated peaks present:g) g mpo <br /> sample that wntains greater than—5 vol.%sediment. d <br /> DHS Certification No. 1644 fM Edward Hamilton,Lab Director <br />