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I <br /> n fN <br /> I <br /> 110 2nd Avenue South,#D7,Pacheco CA 94553-5560 <br /> McCampbell Analytical, Inc. Telephone 925 798-1620 Fax 925 798-1622 <br /> Website www mccampbell com E-mail main@mccampbell corn <br /> QC SUMMARY REPORT FOR SW$021BI8015Cm <br /> W O Sample Matrix Water OC Matrix Water WorkOrder 0503501 <br /> i <br /> EPA Method SW80211318015Cm Extraction SW50308 BatchlD 15626 Spiked Sample ID 0503499-011A <br /> Analyte Sample Spiked MS* MSD" MS-MSD* LCS LCSD LCS-LCSD Acceptance Criteria(%) <br /> pg/L pg1L % Rec %Rec % RPD % Rec %Rec %RPD MS I MSD LCS 1 LCSD <br /> TPH(btex)£ ND 60 103 108 466 976 103 521 70-130 70-130 <br /> MTBE ND 10 87 1 89 2 19 905 93 5 322 70- 130 70- 130 <br /> Benzene ND 10 109 111 1 15 978 104 5 83 70-130 70-130 <br /> Toluene ND 10 107 116 868 919 983 674 70- 130 70-130 <br /> i <br /> Ethylbenzene ND 10 Ito 109 0 282 100 104 306 70-130 70- 130 <br /> Xylenes ND 30 96 95 7 0 348 907 933 290 70-130 70-130 <br /> %SS 114 10 116 118 188 105 107 1 47 70-130 70-130 <br /> Ali target compounds to the Method Blank of this extraction batch were ND less than the method RL with the following exceptions <br /> NONE <br /> BATCH 15626 SUMMARY <br /> Sample ID Date Sampled Date Extracted Date Analyzed Sample ID Date Sampled Date Extracted Date Analyzed <br /> 0503501 OOIA 3128105 2 40 PM 3/31105 8 54 AM 3/31105 8 54 AM 0503501-002A 3128105 3/31105 9 24 AM 3/31/05 9 24 AM <br /> 0503501-003A 3!28/05 3131105 9 54 AM 3131105 9 54 AM 0503501-004A 3/28/05 3131/05 11 23 AM 3/31105 11 23 AM <br /> 0503501-005A 3/28/05 3/31/05 11 53 AM 3/31105 11 53 AM 0503501-006A 3128105 3/31105 5 55 AM 3131105 5 55 AM <br /> 0503501-007A 3/28105 3/31/05 6 27 AM 3131/05 6 27 AM 0503501-008A 3/28/05 3/31105 6 59 AM 3131/05 6 59 AM <br /> 0503501-009A 3/28/05 3/31105 8 04 AM 3/31/05 8 04 AM 0503501-010A 3128/05 3/31/05 8 37 AM 3/31/05 8 37 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)I((MS+MSD)/2) <br /> *MS 1 MSD spike recoveries and I or%RPD may fall outside of laboratory acceptance criteria due to one or more of the following reasons a)the sample is inhomogenous <br /> AND contains significant concentrations of analyte relative to the amount spiked or b)the spiked sample s matnx interferes with the spike recovery <br /> £TPH(btex)=sum of BTEX areas from the FID <br /> ,,,cluttered chromatogram sample peak coelules with surrogate peak <br /> IA=not applicable or not enough sample to perform matrix spike and matnx spike duplicate <br /> NR=analyto concentration in sam le exceeds spike amount for soil matrix or exceeds acspike amount for water matnx or sample diluted due to i h matrix or anal4e content <br /> DHS Certification No 1644J�—QVQC Officer <br />