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AECEIVEC <br /> ' AUG 2 6 2015 <br /> ' May 13, 2015 Lab ID STK"930NMENTAL <br /> urn�T,�117050T5AcD!T <br /> EEC Environmental Customer : 3-17573 ' <br /> ' Quality Control - Inorganic <br /> Constituent Method Datr/ID Type Units Conc. QC Data DQO Note <br /> ' opals <br /> Copper 3010 05/II/15:205409amb LCS mg/L 0.8000 106% 85-115 <br /> MS mg/L 0.8000 117% 75-125 <br /> (STK)534785-001) MSD mg/L 0.8000 122% 75-125 <br /> MSRPD mg/L 0.8000 4.0% 520.0 <br /> PDS mg/L 0.8000 118% 75-125 <br /> Lead 3010 05/11/15:205409amb Blank mg(L ND -40.01 <br /> LCS mg1L 0.8000 106% 85-115 <br /> MS mg/L 0.8000 114% 75-125 <br /> ' (STKI534785-001) MSD mg/L 0.8000 117% 75-125 <br /> MSRPD mg/L 0.8000 3.1% <S20.0 <br /> PDS mg/L 0.8000 114% 75-125 <br /> Nickel 3010 05/11/15:205409amb Blank mg/L ND <0.01 <br /> LCS mg/L 0.8000 108% 85-115 <br /> MS mg/L 0.8000 116% 75425 <br /> (STK1534785-001) MSD mg/L 0.8000 120% 75-125 <br /> MSRPD mg/L 0.8000 3.0% <S20 <br /> PDS mgJL 0.8000 117% 75-125 <br /> ' Silver 3010 05/11/15:205409amb Blank mg/L ND <0.01 <br /> LCS mg/L 0.8000 112% 85-115 <br /> MS mg/L 0.8000 121 % 75-125 <br /> (STK1534785-001) MSD mg/L 0.8000 125% 75-125 <br /> MSRPD mg/L 0.8000 3.3% 40.0 <br /> ' PDS mg/L 0.8000 122% 75-125 <br /> inc 3010 05/11/15:205409amb Blank mg/L ND <0.02 <br /> LCS mg/L 0.8000 107% 85-115 <br /> MS mg/L 0.8000 115% 75-125 <br /> (STK1534785-001) MSD mg/L 0.8000 118% 75-125 <br /> MSRPD mg/L 0.8000 2.8% S20.0 <br /> PDS m 0.8000 116% 75-M <br /> Mercury 7470 05/12/15:205498AC Blank ug/L ND <0.02 <br /> ' LCS ug/L 0.2000 108% 85-115 <br /> MS ug/L 0.2000 106% 75-125 <br /> (CH 1572260-001) MSD ug(L 0.2000 108% 75-125 <br /> MSRPD uOL 0.2000 15% :520 <br /> Wet Chem <br /> ' on Polar Material(SGT-(IEM) 1664 05/13/15:205578AMM Blank mg/L ND <3 <br /> LCS mg/L 22.67 114% 80.120 <br /> BS mg/L 22.67 92.3% 80-120 <br /> BSD mg/L 22.67 76.2% 80.120 436 <br /> ' BSRPD mFJL 22.67 18.8% 523.1 <br /> it and Crease 1664 05/12115:205510AMM Blank mg/L ND <3 <br /> LCS mg/L 44.89 91.0% 78-114 <br /> BS mg/L 44.89 79.4% 78-114 <br /> BSD mg/L 44.89 68.5% 78-114 436 <br /> BSD m L 44.89 14.4% 518 <br /> Definition <br /> PDS :PDS failed,matrix-Post Digestion Spike(PDS)not within Acceptance Range(AR)because of matrix interferences affecting this <br /> analyte.Data was accepted based on the LCS recovery. <br /> CCV :Continuing Calibration Verification-Analyzed to verify the instrument calibration is within criteria. <br /> CCB :Continuing Calibration Blank-Analyzed to verify the instrument baseline is within criteria. <br /> Blank :Method Blank-Prepared to verify that the preparation process is not contributing contamination to the samples. <br /> LCS :Laboratory Control Standard/Sample-Prepared to verify that the preparation process is not affecting analyte recovery. <br /> MS :Matrix Spikes-A random sample is spiked with a known amount of analyte.The recoveries are an indication of how that sample <br /> matrix affects analytc recovery. <br /> Page 16 of 21 <br />