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1102nd Avenue South #D7 Pacheco CA 94553-5560 <br /> 4 McCampbell Analytical, Inc. TctLphonc 925-79B 1620 Pax 925 798 1622 <br /> 3r Wcbsiu %ww mcwiripbell clnn E-inail marw4rmcanilkell com <br /> 0 QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W 0 Sample Matrix Water QC Matrix Water WorkOrder 0509641 <br /> EPA Method SW8021B18015CM Extraction SW5030B BatchlD 18260 Spiked Sample ID 0509614-OOSA <br /> Analyte Sample Spikt:d MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg1L pg/L % Rec %Rec %RPD %Ree %Rec %RPD MS/MSD LCS 1 LCSD <br /> K x <br /> TPH(btex)5' ND 60 101 1 967 410 116 115 0 899 70-130 70-130 <br /> MTBE ND 10 102 100 1 74 908 96 562 70-130 70-130 <br /> Bcncc.ne ND 10 107 999 , 054 932 944 129 70-130 70-130 <br /> Toluene ND 10 100 942 644 959 966 0 667 70-130 70- 130 <br /> Ethylbenzene ND 10 104 98 2 5 63 949 96 7 196 70-130 70-130 <br /> Xylenes ND 30 95 903 504 953 993 4 11 70-130 — 70- 130 <br /> °/ubS 108 10 106 t04 2 03 100 99 143 70- 130 70-130 <br /> All tat get compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> BATCH 18260 SUMMARY <br /> ampie ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 09641-001 A 9128105 12 20 PM 10/02/05 10/02/05 7 36 AM 0509641-002A 9128105 12 37 PM 10/04/05 10/04/05 5 37 AM <br /> 10509641-003A 9128/05 1 00 PM_ _ 10/02/05_ 10/02/05 8 41 AM 0509641-004A 9128/05 10 33 AM 10/02/05 10/02/05 9 14 AM 1 <br /> MS=Matrix Spike MSD=Malnx Spike Duplicate LCS=Laboratory Control Sample,LCSD=Laboratory Control Sample Duplicate RPD=Relative Percent Deviation <br /> %Recovery=100.(MSSampla)I(Amount Spiked) RPD=100.(MS- MSD)I((MS+MSD)12) <br /> MS 1 MSD spike recoveries and I or%RPD may fall outside of laboratory acceptance cntena due to one or more of the folkyMng 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 wth the spike recovery <br /> £TPH(btex)=sum of t3TEX areas from the FID <br /> #Guttered chromatogram sample peak coelutes with surrogate peak <br /> t =not applicable or not enough sample to perform matrix spike and matrix spike duplicate <br /> NR=ana lyte concentration in sample exceeds spike amount for sod matrix or exceeds 2x s ike amount for water matrix or sample diluted duo to high matrix or analyte content <br /> DHS Certification No 1644 QA/QC Officer <br />