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ENERGY <br />Client: Cotter Corporation <br />Project: Schwartz GW 9/08/11 S25937 <br />Analyte <br />Count Result Units RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Method: E900.0 <br />Sample ID: MB -GrAB -1170 <br />Gross Alpha <br />Gross Alpha precision ( ±) <br />Gross Alpha MDC <br />Gross Beta <br />Gross Beta precision ( ±) <br />Gross Beta MDC <br />www.enerj1ab.com Helena, MT 877 - 472 - 0711 • Billings, MT 800 - 735 - 4489 • Casper, WY 888 235 - 0515 <br />EndaC. Slam 11152 Gillette, WY 886 - 886 - 7175 • Rapid City, SD 888 672 - 1225 • College station, TX 888 690 - 2218 <br />6 Method Blank <br />-2 pCi /L <br />0.8 pCi /L <br />2 pCi /L <br />-0.07 pCi /L <br />1 pCi /L <br />2 pCi /L <br />Sample ID: Th230 -GrAB -1170 Laboratory Control Sample <br />Gross Alpha 100 pCi /L 100 80 120 <br />Sample ID: Cs137 -GrAB -1170 Laboratory Control Sample <br />Sample ID: C11081092- 001FMS Sample Matrix Spike <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Run: G542M_110920A <br />Run: G542M_110920A <br />Run: G542M_110920A <br />Gross Beta 81.4 pCi /L 93 80 120 <br />Run: G542M_110920A <br />Gross Alpha 117 pCi /L 102 70 130 <br />Report Date: 10/04/11 <br />Work Order: C11090350 <br />Sample ID: C11081092- 001FMSD Sample Matrix Spike Duplicate Run: G542M_110920A 09/23/11 04:44 <br />Gross Alpha 129 pCi /L 113 70 130 9.5 18.1 <br />Sample ID: C11081092- 001FMS Sample Matrix Spike Run: G542M_110920A 09/23/11 04:44 <br />Gross Beta 78.9 pCi /L 80 70 130 <br />Sample ID: 011081092- 001FMSD Sample Matrix Spike Duplicate Run: G542M_110920A 09/23/11 04:44 <br />Gross Beta 88.5 pCi /L 91 70 130 11 16.2 <br />Sample ID: 011090029- 001ADUP 6 Sample Duplicate Run: G542M_110920A 09/24/11 01:33 <br />Gross Alpha 18.1 pCi /L 14 52.2 <br />Gross Alpha precision ( ±) 4.05 pCi /L <br />Gross Alpha MDC 5.14 pCi /L <br />Gross Beta 9.03 pCi /L 14 57.8 <br />Gross Beta precision ( ±) 2.32 pCi /L <br />Gross Beta MDC 3.61 pCi /L <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 15 of 20 <br />Batch: GrAB -1170 <br />09/23/11 04:43 <br />U <br />U <br />09/23/11 04:43 <br />09/23/11 04:44 <br />09/23/11 04:44 <br />