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www.energylab.com Helena, MT 877- 472 -0711 • Billings, MT 600- 735 -4469 • Casper, WY 888 - 235 -0515 <br />Ron 1W2 Gillette, WY 866 -686 -7175 • Rapid City, SD 886 -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 -SW 9/4/14 S27661 <br />Analyte Count Result Units <br />Method: E900.0 <br />09/18/14 19:07 <br />Lab ID: Th230 -GrAB -1848 <br />Laboratory Control Sample <br />Gross Alpha <br />135 pCi /L <br />Lab ID: Sr90 -GrAB -1848 <br />Laboratory Control Sample <br />Gross Beta <br />187 pCi /L <br />Lab ID: MB- GrAB -1848 <br />6 Method Blank <br />Gross Alpha <br />0.6 pCi /L <br />Gross Alpha precision ( ±) <br />1.0 pCi /L <br />Gross Alpha MDC <br />2 pCi /L <br />Gross Beta <br />0.3 pCi /L <br />Gross Beta precision ( ±) <br />2 pCi /L <br />Gross Beta MDC <br />3 pCi /L <br />Lab ID: C14090196- 004EDUP <br />6 Sample Duplicate <br />Gross Alpha <br />45.5 pCi /L <br />Gross Alpha precision ( ±) <br />10.5 pCi /L <br />Gross Alpha MDC <br />14.0 pCi /L <br />Gross Beta <br />18.9 pCi /L <br />Gross Beta precision ( ±) <br />10.9 pCi /L <br />Gross Beta MDC <br />17.5 pCi /L <br />Lab ID: C14090226 -001 FMS <br />Sample Matrix Spike <br />Gross Alpha <br />140 pCi /L <br />Lab ID: C14090226- 001FMSD <br />Sample Matrix Spike Duplicate <br />Gross Alpha <br />145 pCi /L <br />Lab ID: C14090226- 001FMS <br />Sample Matrix Spike <br />Gross Beta <br />210 pCi /L <br />Lab ID: C14090226- 001FMSD <br />Sample Matrix Spike Duplicate <br />Gross Beta <br />210 pCi /L <br />Qualifiers: <br />RL - Analyte reporting limit. <br />MDC - Minimum detectable concentration <br />Report Date: 09/30/14 <br />Work Order: C14090226 <br />RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Batch: GrAB -1848 <br />Run: G542M_140917A 09/18/14 19:07 <br />117 80 120 <br />Run: G542M_140917A 09/18/14 19:07 <br />93 80 120 <br />Run: G542M 140917A 09/18/14 19:07 <br />U <br />U <br />Run: G542M_140917A 09/18/14 19:07 <br />35 50.5 <br />7.4 117.9 <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 21 of 26 <br />Run: G542M_140917A <br />09/18/14 19:07 <br />91 <br />70 130 <br />Run: G542M_140917A <br />09/18/14 19:07 <br />96 <br />70 130 <br />3.8 16.6 <br />Run: G542M_140917A <br />09/18/14 19:07 <br />100 <br />70 130 <br />Run: G542M_140917A <br />09/18/14 19:07 <br />100 <br />70 130 <br />0.3 14 <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 21 of 26 <br />