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Y McCAMPBELL ANALYTICAL INC. 110 2nd Avenue South,#D7,Pacheco,CA 94553 Tole:510-798-1620 Fax 510-798-1622 Advanced GeoEnvironmental Client Project ID:Berkhardt Properties Date Sampled:09/21/95 L1803 West March Lane,Ste.A Date Received:09/22/95 L Stockton,CA 95207 Client Contact:Tim Cuellar Date Extracted:09/22/95 Client P.O: Date Analyzed:09/22.09/23/95 L Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline",with BTEX" EPA methods 5030 modified 8015 and 8020 or -California RW CB SF Ba Re 'on method GCFID 3030 Lab ID Client ID Matrix TPH(g)' Benzene Toluene Ethyben- Xzene ylenes Surrogate L56683 BI S 3500,b,d ND< 0.5 67 75 360 ---° L 56684 B2 S 2700,b,d ND< 0.5 49 63 320 121# 56685 B3 S 990,b,d ND< 0.5 15 19 94 92 L 56686 B4 S 3300,b,d ND< 0.4 32 60 360 92 56687 B5 S 770,b,d ND< 0.1 6.9 13 67 101 L L L Reporting Limit unless other- W 50 ug/L 0.5 0.5 0.5 0.5 L wise stated;ND means not de- tected above the reporting limit S 1.0 mg/kg 0.005 0.005 0.005 0.005 L •water and vapor samples are reported in ug/L,soil samples in mg/kg,and all TCLP extracts in mg(L #cluttered chromatogram;sample peak coelutes with surrogate peak L + The followingg descriptions of the TPH chromatogram are cursorryy m� nature and McCampbell Analytical is not responsbk foriheir interpretation:a unmodified or weakly mod:U gasoline is t;b)heavier Online range compounds are sipmficant(age gasolineT);c)lishterp�solinerangecompoun a(the,mostmobilefraction) are siccant;d) gasofine range compounds having roa chromato aphic peaks are significant;biolog ahe gasoline?;e)TPH pattern tltaf does not appear to be derived rom gasoline(?);f)one to a few isolate peakspresent;�)stronglagedlasolineordiesel ran ytecompounds are significant;h)lighter than water immiscble sheen Is presen, i)liquid sample that contains greater than_ 5 vol.%sediment;j)no recognizable pattern. LDHS Certification No. 1644 �� Edward Hamilton,Lab Director