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110 211d Avenue South,ftD7,Pacbcw CA 94553 5569 <br /> ' McCampbell Analytical, Inc. Telephone 925 798 1620 Fax 925 798-1622 <br /> P Websitc www nx c,impbell com L-m ril nwin rqM.campbcll coin <br /> (• QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W O Sample Matrix Water QC Matrix Water WorkOrder 0509641 <br /> EPA Method SW8021618015Cm Extraction SW50308 BatchlD 18294 Spiked Sample ID 0509541-031A <br /> Analyte Sample Spiked MS MSD MS-MSD LOS LCSD !LCS-LCSD Acceptance Criteria{%) <br /> pgIL ug/L % Rec % Rec %RPD %Rec % Rec % RPD MS 1 MSD LOS-/LCSD <br /> TPH(btex)e ND 60 108 107 0 890 108 111 280 70-130 70-130 <br /> MTBE ND 10 111 112 l 09 105 101 344 70-130 70-130 " <br /> Benzene ND 10 96 96 1 00776 108 112 3 43 70-130 70-130 <br /> Toluene ND 10 949 985 368 102 105 _ 253 70- 130 70- 130 <br /> Ethylbenzene ND 10 967 985 182 107 110 254 70- 130 70- 130 <br /> Xylenes ND 30 993 100 0 669 963 100 374 70- 130 70- 130 <br /> °%SS 97 - t 0 96 95 1 01 107 110 290 - 70-130 70- 130 <br /> All target compounds m the Method Blank of this extraction batch were ND less than the method RL wtth the following exceptions <br /> NONt, <br /> BATCH 18294 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample 1D Date Sampled Date Extracted Date Analyzed <br /> 009641-025A 9128105 12 01 PM 10/03/05 10/03/05 4 54 PM 0509641-026A 9128105 12 46 PM 10/03/05 10/03/05 6 04 PM <br /> 0509641-027A 9/2 810 5 1 13 PM 10/03/05 10/03/05 6 37 PM 0509641-028A 9/28105 10 11 AM 10/03/05 10/03/05 7 10 PM <br /> 0509641-029A 9/28105 10 29 AM 10/03/05 10/03/05 7 44 PM 0509641-030A 9128/05 9 14 AM 10/03/05 10/03/05 8 17 PM <br /> 0509641-030A 9128105 9 t4 AM 10105/05 10/05/05 4 18 PM 0509641-031A 9128/05 9 34 AM 10/03/05 10/03/05 9 57 PM <br /> MS=Matnx Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent Deviation <br /> Recovery=100'(MS Sample)/(Amount Spiked) RPD= 100-(MS- MSD)/((MS*MSD)12) <br /> MS 1 MSD spike recoveries and 1 or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is Inhomogenous AND <br /> contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample s matrix Interferes with the spike recovery <br /> E TPH(btex)=sum of BTEX areas from the FID <br /> #cluttered chromatogram sample peak coelutes with surrogate peak <br /> A=not applicable or not enough sample to perform matrix spike and matnx spike duplicate <br /> NR=analyte concentration in sam le exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high matrix or analyte content <br /> DHS Certification No 1644 � QA/QC Officer <br />