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110 2nd Avenue South,#D7, Pacheco,CA 94553-5560 <br /> ' 4 MCCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> htto//www mccarmbell co m E-mail main@mccampbell cam <br /> Advanced GeoEnvironmental Client Protect ID Rain Water Car Wash <br /> Date Sampled 01/29/02 z <br /> Date Received 01/30/02 <br /> 837 Shaw Road I <br /> Stockton, CA 95215 Client Contact Tim Cuellar Date Extracted 01/30/02 <br /> I <br /> Client P O Date Analyzed 02103-02/04/02 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasolme*,with Methyl tent-Butyl Ether*&BTEX* <br /> EPA methods 5030 modified 8015,and 8020 or 602,Califomia RWQCB(SF Bay Region)method GCFID(5030) <br /> Lab TD Client ID Matrix TPH(g)+ MTBE Benzene Toluene beEthyl- <br /> e g <br /> Xylenes �Burro aiRecovry <br /> ' 89257 Influent W 14,000,a 33,000 1100 2300 250 1400 106 <br /> 89258 Effluent W ND ND ND ND ND ND 107 <br /> ' 89259 GAC-2 W ND ND ND ND ND ND 106 <br /> lie <br /> I <br /> -- - - - -�-- - - — - - t �- — — <br /> I <br /> Reporting Limit unless W 50 ug/i 5 0 1 0 5 0 5 I 0 5 0 5 <br /> olhenviw stated,ND <br /> means not detected above t- <br /> ' the reporting limit 5 1 00 mg/kg 0 05 ` 0 005 0 005 f]005 0 005 - <br /> 'water and vapor samples arc ieportf_il in ug/1_ wipe ',amp1t5 m tlglwrpc +oil md.sludge sampiLS in M&ke and all M P and SPI P extracts <br /> i m ug/l <br /> I i <br /> i <br /> clutwired chromatogram sample peak coelute s with surrogate.peak <br /> The following descriptions of the [PH chromatogram an, cursory m nature and bicCarnpbLll Analytical is not responsiblt for thur I <br /> ' Interpretation a) unmodified or weakly modified gasoline is significant h) htavier gasoline range compound~ are. significant(aged <br /> ,-asolmtl) c) lighter gasolmt range compounds (the most mobile, fraction) are, significant d) gasoline, range compounds having broad <br /> chromatographic peaks are significant biologically altered gasoline" L) FPH pattern that does lint appear to he derived from gasoline(') 11 <br /> ane to a few isolated peaks present,g)strongly aged gasoline or diesei range Lompounds are significant h) lighter than water mmisciblL <br /> sheen i4 present i)liquid sample that captains greater than -j vol "/„sedime-n^t,j}no recognizable pattern J <br /> DHS Certification No 1644 41 ,, hdward Hamilton, Lab Director <br />