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www.ener&b.com Helena, MT 611 -472 -0711 • Billings, W 800- 735 -4489 • Casper, WY 888- 235 -8515 <br />MA Aaa�" '1a"'°'-q- 1191 Gillette, WY 886 -686 -7175 • Rapid City, SD 888- 672 -1225 • College Station, TX 888 - 690 -2218 <br />QA /QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Project: Schwartz - GW 2/5/14 S27350 <br />Analyte Count <br />Result <br />Units <br />Method: E900.0 <br />70 130 <br />Sample ID: Th230 -GrAB -1688 <br />Laboratory Control Sample <br />Gross Alpha <br />131 <br />pCi /L <br />Sample ID: Sr90- GrAB -1688 <br />Laboratory Control Sample <br />Gross Beta <br />163 <br />pCi /L <br />Sample ID: MB -GrAB -1688 6 <br />Method Blank <br />Gross Alpha <br />2 <br />pCi /L <br />Gross Alpha precision ( ±) <br />0.8 <br />pCi /L <br />Gross Alpha MDC <br />1 <br />pCi /L <br />Gross Beta <br />-1 <br />pCi /L <br />Gross Beta precision ( ±) <br />2 <br />pCi /L <br />Gross Beta MDC <br />3 <br />pCi /L <br />Sample ID: C14020170- 001ADUP 6 <br />Sample Duplicate <br />Gross Alpha <br />17.0 <br />pCi /L <br />Gross Alpha precision ( ±) <br />3.28 <br />pCi /L <br />Gross Alpha MDC <br />4.19 <br />pCi /L <br />Gross Beta <br />3.45 <br />pCi /L <br />Gross Beta precision ( ±) <br />2.93 <br />pCi /L <br />Gross Beta MDC <br />4.76 <br />pCi /L <br />Sample ID: C14020172- 003AMS <br />Sample Matrix Spike <br />Gross Alpha <br />109 <br />pCi /L <br />Sample ID: C14020172- 003AMSD <br />Sample Matrix Spike Duplicate <br />Gross Alpha <br />114 <br />pCi /L <br />Sample ID: C14020172- 003AMS <br />Sample Matrix Spike <br />Gross Beta <br />188 <br />pCi /L <br />Sample ID: C14020172- 003AMSD <br />Sample Matrix Spike Duplicate <br />Gross Beta <br />195 <br />pCdL <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />Report Date: 02/26/14 <br />Work Order: C14020159 <br />RL ° /6REC Low Limit High Limit RPD RPDLimit Qual <br />Batch: GrAB -1688 <br />Run: G542M_140211A 02/13/14 13:54 <br />112 80 120 <br />Run: G542M_140211A 02/13/14 13:54 <br />91 80 120 <br />Run: G542M_140211A 02/13/14 13:54 <br />N <br />Run: G542M_140211A 02/13/14 13:54 <br />17 50.9 <br />46 139.5 U <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 16 of 20 <br />Run: G542M_140211 A <br />02/14/14 00:17 <br />90 <br />70 130 <br />Run: G542M_140211 A <br />02/14/14 00,17 <br />95 <br />70 130 <br />4.5 17.1 <br />Run: G542M_140211 A <br />02/14/14 00:17 <br />101 <br />70 130 <br />Run: G542M_140211A <br />02/14/14 00:17 <br />105 <br />70 130 <br />3.4 14.2 <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 16 of 20 <br />