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1VICCaIYlUbe11 Aild1yt1Ca1, InC. I 1534 Willow Pass Road, Pittsburg, CA 94565-1701 <br />AZ 1. Web: www.mccampbcll.com E-mail: main@,mccampbell.com <br />"When Ouality Counts" Telenhone: 877-252-9262 Fax: 925-252-9269 <br />W.O. Sample Matrix: Water <br />QC SUMMARY REPORT FOR SW8015B <br />QC Matrix: Water BatchlD: 40061 WorkOrder 0812109 <br />EPA Method SW8015B <br />Extraction SW3510C <br />Spiked Sample ID: NIA <br />Analyte <br />Sample Spiked MS <br />pg/L Ng/L % Rec. <br />MSD <br />% Rec. <br />MS -MSD <br />% RPD <br />LCS <br />% Rec. <br />I LCSD <br />% Rec. <br />LCS-LCSD Acceptance Criteria (%) <br />% RPD MS / MSD RPD LCS/LCSD RPD <br />TPH-Diesel (C 10-C23) <br />N/A 1000 N/A <br />N/A <br />N/A <br />90.2 <br />97.9 <br />8.18 N/A N/A 70- 130 30 <br />%SS: <br />N/A 2500 N/A <br />N/A <br />N/A <br />101 <br />98 <br />2.55 N/A N/A 70 -130 30 <br />All target compounds in the Method Blank of this extraction batch were ND less than the method RL with the following exceptions: <br />NONE <br />BATCH 40061 SUMMARY <br />Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br />0812109-001 A 12/02/08 3:15 PM 12/03/08 12/04/08 5:15 AM <br />MS = Matrix 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) / 2). <br />MS / MSD spike recoveries and / 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 />N/A = not enough sample to perform matrix spike and matrix spike duplicate. <br />NR = analyte concentration in sample 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 ELAP Certification 1644 W— QA/QC Officer <br />