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110 2nd Avenue South 4137 Pacheco CA 94553-5560 <br /> McCampbell Analytical, Inc. Telephone 925-798 1620 Fax 925 798 1622 <br />' Website www mccampbell corn E-malt main@=campbell com <br /> QC SUMMARY REPORT FOR SW8015C <br /> W O Sample Matrix Water OC Matrix Water WorkOrder 0501347 <br /> EPA Method SW8015C Extraction SW3510C BatchlD 14815 Spiked Sample ID NIA <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 1 MSD LCS I LCSD <br /> TPH(d) NIA 7500 NIA NIA N/A 998 100 0 477 N/A 70-130 <br />' %SS NIA 2500 N/A NIA NIA 95 95 0 N/A 70-130 <br /> All target compounds in the Method Blank ofthis extraction batch were ND less than the method RL with the following exceptions <br />' NONE <br /> 1 <br /> 1 <br />' MS=Matrix Spike MSD=Matrix Spike Duplicate LCS=Laboratory Control Sample LCSD=Laboralory Control Sample Duplicate RPD=Relative Percent <br /> Deviation <br /> %Recovery=100*(MS-Sample)I(Amount Spiked) RPD=100*(MS- MSD)I((MS+MSD)/2) <br />' "MS I MSD 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 <br /> inhomogenous AND contains significant concentrations of analyte relative to the amount spiked orb)the spiked samples matrix interferes with the spike recovery <br /> NIA=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 <br /> lanalyt,content <br />' DHS Certification No 1644 QA/QC Officer <br />