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10-04-1993 10:06Prl FROH H' Fampbell TO 120995607100 P.01 <br /> McCAMPBELL ANALYTICAL INC. 110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> Tele.510-798-1620 Pax.,510-798-1622 <br /> Geological Audit Senices Client Project ID: Don Avenue Pump Date Sampled:09/23/93 <br /> 1803 West March Lane.Ste. A ration <br /> Date Received:09/24193 <br /> Stockton CA 95207 ,Client Contact:Bob Marty Date Extracted:09/24/93 <br /> Clhent PA: Date Analynd:09/24/93 <br /> Gasoline Range(C6-C12) Volatile Hydrocarbons as Gasoline", with BTEX• <br /> CEPA methods W30,moJJieJ 9015.and 8030 or 602:CalJo MIA RW CB SP Bay Region method GCFID(SU](11 <br /> Lab ID Client ID Matrix TPH(&)` Benzene Toluene Ethilbcn- Xylenes �%Rec. <br /> une Surrogate <br /> 32326 SP-1,t S ND ND ND 0.012 98 <br /> 32327 D-1 ( S - ND ND ND ND 106 <br /> Detection Limit unless other- W 50 ug/L 0.5 0.5 0.5 0.5 <br /> wise stated;ND means Not — <br /> Detected S 1.0 mg/kg 0.005 0.003 0.003 0.005 <br /> "water samples are reported in ug/L,soil samples in mg/kg,and a0 TCLP extracts in mg/l. <br /> "cluttered chromatogram;sample peak co-elutes with surrogate peak <br /> The following descriptions of the TPH chromatogram are cursorryy in nature and McCampbell Analytical is not: <br /> responsible for their interpretation.a) unmodified or weakly ntodiled gasoline is sunt;b) heaNiet gasoline <br /> Irangecompoundsaresiprd-icant(agedgawline^);c)li uer�asofinerangecompoun s(themost mobilefraction) <br /> are significant.d)11ccrcohne rru4;r compounds are sign icanl,no recognisable pattern- e) TPH pattern that does <br /> not appear to be Arned from gasoline W),flfl one to a few isolated peaks present;gf strongh aged gasoline or <br /> diesel range compounds are siguftcant; ) bghlet than water unnuscble phase is present. <br /> DHS Certification No 1634 $dward Hamilton,Lab Director <br /> _._ _ TOTPL F.01 <br />