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Trust our People. Trust our Data. <br />MT 800135.4489 • Casi,er. tarY 888.235.0515 <br />College Station TX 888.690.2218 • Gio!te. WY 866.686.7175 • Helena Mt 877.472.0711 <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Project: Schwartz - GW 1 1/1 1/15 S28498 - S28500 <br />Report Date: 12/01/15 <br />Work Order: C15110422 <br />Analyte Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Method: E900.0 <br />Lab ID: Th230-GrAB-2176 <br />Gross Alpha <br />Laboratory Control Sample <br />104 pCi/L <br />Lab ID: Sr90-GrAB-2176 Laboratory Control Sample <br />Gross Beta <br />Lab ID: MB-GrAB-2176 <br />Gross Alpha <br />Gross Alpha precision (±) <br />Gross Alpha MDC <br />Gross Beta <br />Gross Beta precision (±) <br />Gross Beta MDC <br />176 pCi/L <br />6 Method Blank <br />0 08 pCi/L <br />0.8 pCi/L <br />1 pCi/L <br />0 6 pCi/L <br />2 pCi/L <br />3 pCi/L <br />Run: G5000W_151113A <br />89 80 120 <br />Run G5000W_151113A <br />90 80 120 <br />Run: G5000W_151113A <br />Batch: GrAB-2176 <br />11/16/15 23:49 <br />11/16/15 23 49 <br />11/16/15 23.49 <br />U <br />U <br />Lab ID: C15110282-001 DMS Sample Matrix Spike Run: G5000W_151113A 11/16/15 23:49 <br />Gross Alpha 92 9 pCi/L 78 70 130 <br />Lab ID: C15110282-001DMSD Sample Matrix Spike Duplicate Run: G5000W_151113A 11/16/15 23:49 <br />Gross Alpha 90.5 pCi/L 76 70 130 2.6 49.7 <br />Lab ID: C15110282-001 DMS Sample Matrix Spike Run: G5000W_151113A 11/16/15 2349 <br />Gross Beta 189 pCi/L 95 70 130 <br />Lab ID: C15110282-001DMSD Sample Matrix Spike Duplicate Run: G5000W_151113A 11/16/15 2349 <br />Gross Beta 179 pCi/L 90 70 130 5.3 30.6 <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 11 of 16 <br />