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K534 Willow Paas Road . CA 94565-1701 <br />MCCampbElf Analy ahl Inc.�nc. Toll Free Telephone: (877) 252-9262 / Fax: (925) 252-9269 <br />"When Quay Counts" I <br />http://www.rnwanVbeU.com / E-mail: mairt@mocampbeltcorn <br />I <br />QC SUMMARY REPORT FOR SW8015B 5 <br />W.O. Sample Matrix: Soil QC Matrix: Soil I BatchlD: 634.21 WorkOrder. 1112399 <br />EPA Method: SW8015B <br />ion: SW3550B <br />12/13/11 <br />12/14/112:47 AM <br />11 12399-002A 12/13/113:20 PM 12/13/11 12/14/117:15 AM <br />1112399-003A <br />12/13/113:30 PM <br />Spiked Sample ID: <br />1112398.007A <br />Analyte <br />Sample <br />mg/Kg <br />Spiked <br />mg(Kg <br />MS <br />% Rec. <br />MSD <br />% Rec. <br />MS -MSD <br />% RPD <br />LCS <br />% Rec. <br />Acceptance Criteria (%) <br />MS / MSD RPD LCS <br />TPH-Diesel (C10 -C23) <br />ND <br />40 <br />111 <br />113 <br />0.960 <br />116 <br />70-130 30 <br />70 -130 <br />%SS: <br />109 <br />25 <br />110 <br />1 110 <br />0 <br />95 <br />70 -130 30 <br />70 -130 <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 6342.1 SUMMARY <br />Lab ID Date Sampled Date Extracted Date Analyzed Lab ID <br />r <br />Date Sampled Date Extracted Date Analyzed <br />1112399-OOIA <br />12/13/113:05 PM <br />12/13/11 <br />12/14/112:47 AM <br />11 12399-002A 12/13/113:20 PM 12/13/11 12/14/117:15 AM <br />1112399-003A <br />12/13/113:30 PM <br />12/13/11 <br />12/14/118:23 AM <br />11 12399-004A 12/13/113:40 PM 12/13/11 12/14/11 12:01 PM <br />1112399-005A <br />12/13/113:55 PM <br />12/13/11 <br />12/14/116:08 AM <br />2 <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 contains <br />significant concentrations of analyte relative to the amount spiked, or b) the spiked sample's matrix interferes with the spike recovery. <br />WA = not enough sample to perform matrix spike and matrix spike duplicate. <br />NR = analyte concentration in sample exceeds spike amount for sal matrix or exceeds 2x spike amount for water matrix or sam le diluted due to high matrix or analyte content , <br />DHS ELAP Certification 1644 <br />orl OA/QC Officer <br />Page 20 of 20 <br />