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I 10 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> http//www mccampbell co m E-mail main@mccampbell com <br /> I <br /> I <br /> Advanced GeoEnvironmetatal Client Project ID Ripon Farm Services Date Sampled 04/11/01 <br /> 837 Shaw Road Date Received 04/11/01 <br /> ' Stockton,CA 95215 Client Contact Bill Little Date Extracted 04/11/01 <br /> ' Cient P O Date Analyzed 04/13-04/17/01 <br /> Diesel Range(C10-C23)Extractable Hydrocarbons as Diesel <br /> EPA methods modified 8015,and 3550 or 3510,California RWQCB(SF Bay Region)method GCF1D(3550)or GCF1D(3510) <br /> ' Lab ID Client ID Matrix TPH(d)+ %Recovery <br /> Surrogate <br /> 65265 MW1 /041001 W 200,a 103 <br /> ' 65266 MW2/041041 W 1900,a,d,h 102 <br /> ' 65267 MW3/041001 W 6800,a 97 <br /> 65268 MW4/041001 W ND 104 <br /> ' 65269 MW5/041001 W 360,c 112 <br /> 1� <br /> 1 <br /> ' <br /> Reporting Limit unless otherwise W 50 ug/L <br /> stated,ND means not detected above <br /> ' the reporting limit S 10 mg/kg <br /> *water and vapor samples are reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP/STLC I SPLP <br /> ' extracts in ug/L <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 m <br /> ptions of the TPH chroatogram are cursory in nature and McCampbell Analytical is not responsible for their <br /> 0 <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,e)medium boiling point pattern that does not match diesel(9), f) <br /> one to a few isolated peaks present, g)ail range compounds are significant, h)lighter than water immiscible sheen is present, i) liquid <br /> ' sample that contams greater than--5 vol %sediment- <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br /> 1 <br />