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110 2nd A,enue South #D7 Pacheco CA 94353 5560 <br /> McCampbell Analytical, Inc. Telephone 925 798 1620 Fay 925 798 1622 <br /> _ �t ebsile %xwn mccampbell coni E mail man @mccampbctl com <br /> 0 QC SUMMARY REPORT FOR SW8021B/8015Cm <br /> W O Sample Matrix Water QC Matrix Water WorkOrder 0511321 <br /> EPA Method SW8021B1B015Cm Extraction SW5030B BatchlD 19043 Spiked Sample ID 0511315-013A <br /> Anal to Sample Spiked MS MSD MS-MSD LCS LCSD LCS-LCSD Acceptance Criteria(%} <br /> y - �,� — ---- ------ - - -- - <br /> pg/L pg/L % Rec % Rec % RPD % Rec % Rec % RPD MS 1 MSD LCS/LCSD <br /> TPH(btex)E ND 60 105 106 0 446 95 8 1 105 919 70- 130 70- 130 <br /> MTBE ND 10 91 1 98 1 743 944 90 3 1 443 70- 130 70- 130 <br /> Benzene ND i0 95 8 991 339 93 3 93 8 0 465 70- 130 70- 130 <br /> Toluene ND 10 995 103 I 326 97 97 1 0 129 - 70- 130 70- 130 <br /> Ethylben7ene ND t0 109 [i l I 204 108 1 107 0 904 70- 130 i 70- 130 <br /> Xylenes ND 30 967 t00 I 339 100 I 967 3 39 70- 130 — 70 130 <br /> %SS 100 10 105 1 l 1 579 103 104 0 457 70- 130 70 130 <br /> All target compounds to the Method Blank of this extraction batch xkere ND less than the method RL with the following exceptions <br /> NONE <br /> BATCH 19043 SUMMARY <br /> Sample tD Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Dale Extracted Date Analyzed <br /> 0 l 1321-001A — l[115/05 9 45 AM 11/17/05 1 1/17105 142 AM 0511321 002A 11/15/05 12 25 PM 11/18/05 1 t/]8105 2 41 AM <br /> 1 1321-003A 1 1115/05 11 45 AM 11/17105 11117!05 4 47 AM 0511321-004A. 11/15/05 10 55 AM 11/17/05 11/17/05 5 19 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 1 MSO 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 /> £TPH(btex)=sum of BTEX areas from the FID <br /> 4 cluttered chromatogram sample peak coelutes with surrogate peak <br /> =not applicable or not enough sample to perform matrix spike and matrix spike duplicate <br /> = <br /> analyte concentration in sample exceeds spike amount for sod 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 />