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gum <br /> www.energylab.com Helena,Mi 677-472-0711 •Billings,Mi 600-735-4489•Casper,WY 888-235-0515 <br /> NOC'Sbw 1 Gillette,WY 866-606-7175•Rapid City,SD 886-672-1225•College Station,TX 888-690-2210 <br /> QA/QC Summary Report <br /> Prepared by Casper, WY Branch <br /> Client: Cotter Corporation Report Date: 05/13/14 <br /> Project: Schwartz-GW 4/23/14 S27445 Work Order: C14040728 <br /> Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br /> Method: E900.0 Batch:GrAB-1730 <br /> Lab ID: Th230-GrAB-1730 Laboratory Control Sample Run:G542M_140430A 05/01/14 12:38 <br /> Gross Alpha 113 pCi/L 98 80 120 <br /> Lab ID: Sr90-GrAB-1730 Laboratory Control Sample Run:G542M_140430A 05/01/14 12:38 <br /> Gross Beta 167 pCi/L 94 80 120 <br /> Lab ID: MB-GrAB-1730 6 Method Blank Run:G542M_140430A 05/01/14 12:38 <br /> Gross Alpha 0.04 pCi/L U <br /> Gross Alpha precision(±) 0.8 pCi/L <br /> Gross Alpha MDC 1 pCi/L <br /> Gross Beta -2 pCi/L U <br /> Gross Beta precision(±) 2 pCi/L <br /> Gross Beta MDC 3 pCi/L <br /> Lab ID: C14040661-001ADUP 6 Sample Duplicate Run:G542M_140430A 05/01/14 12:38 <br /> Gross Alpha 186 pCi/L 7.8 18.6 <br /> Gross Alpha precision(±) 7.90 pCi/L <br /> Gross Alpha MDC 5.14 pCi/L <br /> Gross Beta 34.0 pCi/L 2.3 35.9 <br /> Gross Beta precision(±) 4.34 pCi/L <br /> Gross Beta MDC 5.72 pCi/L <br /> Lab ID: C14040712-001AMS Sample Matrix Spike Run:G542M_140430A 05/01/14 12:38 <br /> Gross Alpha 97.5 pCi/L 79 70 130 <br /> Lab ID: C14040712-001AMSD Sample Matrix Spike Duplicate Run:G542M_140430A 05/01/14 12:38 <br /> Gross Alpha 97.7 pCi/L 79 70 130 0.1 18 <br /> Lab ID: C14040712-001AMS Sample Matrix Spike Run:G542M_140430A 05/01/14 12:38 <br /> Gross Beta 186 pCi/L 103 70 130 <br /> Lab ID: C14040712-001AMSD Sample Matrix Spike Duplicate Run:G542M_140430A 05/01/14 12:38 <br /> Gross Beta 183 pCi/L 101 70 130 1.6 14.3 <br /> Qualifiers: <br /> RL-Analyte reporting limit. ND-Not detected at the reporting limit. <br /> MDC-Minimum detectable concentration U-Not detected at minimum detectable concentration <br /> Page 16 of 20 <br />