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McCampbell Analytical, Inc. 1534 Willow Pass Road,Pittsburg,CA 94565-1701 <br /> {� Web:www.mccampbell.com E-mail:main(rtimccampbell.com <br /> "When OualitvCounts" Telephone:877-252-9262 Fax:925-252-9269 <br /> QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W.O.Sample Matrix: Water QC Matrix: Water BatchlD: 39899 WorkOrder 0811802 <br /> EPA Method SW8021B/8015Cm Extraction SW5030B Spiked Sample ID: 0811803-001A <br /> Analyte Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pg/L %Rec. %Rec. %RPD %Rec. %Rec. %RPD MS/MSD RPD LCS/LCSD RPD <br /> TPH(btex5 ND 60 94.5 97.5 3.11 103 87.7 15.9 70- 130 20 70- 130 20 <br /> MTBE ND 10 99.4 102 2.47 1 1 1 104 6.74 70- 130 20 70- 130 20 <br /> Benzene ND 10 97.8 95 2.87 100 98.8 1.47 70- 130 20 70- 130 20 <br /> Toluene ND 10 97.6 94.8 2.84 92.1 88.9 3.60 70- 130 20 70- 130 20 <br /> Eth (benzene ND 10 102 99.1 3.30 97 99 2.05 70- 130 20 70- 13 1 20 <br /> Xylenes ND 30 1 1 1 108 2.84 93.4 91.2 2.38 70- 130 20 70- 130 20 <br /> %SS: 113 10 97 94 3.07 101 101 0 70- 130 20 70- 130 20 <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 39899 SUMMARY <br /> Lab ID Date Sampled Date Extracted Date Analyzed Lab ID Date Sampled Date Extracted Date Analyzed <br /> 0811802-001A 11/20/08 9:00 AM 11/26/08 11/26/08 2:53 PM 0811802-002A 11/24/08 4:40 PM 11/26/08 11/26/08 3:23 PM <br /> 0811802-003A 11/24/08 11:00 AM 12/02/08 12/02/08 2:55 PM 0811802-004A 11/24/08 3:00 PM 12/03/08 12/03/08 4:47 AM <br /> 0811802-005A 11/24/08 1:00 PM 11/26/08 11/26/08 4:24 PM <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 /> £TPH(btex)=sum of BTEX areas from the FID. <br /> #cluttered chromatogram;sample peak coelutes with surrogate peak. <br /> N/A=not enough sample to perform matrix spike and matrix spike duplicate. <br /> NR=matrix interference and/or analyte concentration in sample exceeds spike amount for soil matrix or exceeds 2x spike amount for water matrix or sample diluted due to high <br /> matrix or analyte content,or inconsistency in sample containers. <br /> DHS ELAP Certification 1644 J2— QA/QC Officer <br />