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wowmwilyieh.cem 677-412-0711 - Billings, IltfB0111-739-4489 - Casper, WY ISO-235- 613 <br />AeaplledEreMeolSNorlJlit i _ 66 1.75- Rapid City, SD SIB-672.1225 • College station, tx 8/1-610-2218 <br />QA/QC Summary Report <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Project: Schwartz-SW 3/22/11 S25636-S25643 <br />Analyte Count Result Units <br />Method: E900.0 <br />Sample ID: MB-GrAB-1065 6 Method Blank <br />Gross Alpha -0.5 pCi/L <br />Gross Alpha precision (±? 0.6 pCi/L <br />Gross Alpha MDC 1 pCi/L <br />Gross Beta -2 pCi/L <br />Gross Beta precision (±? 1 pCi/L <br />Gross Beta MDC 2 pCi/L <br />Sample ID: Th230-GrAB-1065 Laboratory Con trol Sample <br />Gross Alpha 103 pCi/L <br />Sample ID: Cs137-GrAB-1065 Laboratory Con trol Sample <br />Gross Beta 84.1 pCi/L <br />Sample ID: C11030702-007FMS Sample Matrix Spike <br />Gross Alpha 184 pCi/L <br />Sample ID: C11030702-007FMSD Sample Matrix Spike Duplicate <br />Gross Alpha 177 pCi/L <br />Sample ID: 011030702-007FMS Sample Matrix Spike <br />Gross Beta 108 pCi/L <br />Sample ID: C11030702-007FMSD Sample Matrix Spike Duplicate <br />Gross Beta 101 pCi/L <br />Sample ID: C11030715-002EDUP 6 Sample Duplicate <br />Gross Alpha -0.295 pCi/L <br />Gross Alpha precision (±? 4.44 pCi/L <br />Gross Alpha MDC 7.56 pCi/L <br />Gross Beta 13.6 pCi/L <br />Gross Beta precision (±? 4.69 pCi/L <br />Gross Beta MDC 7.46 pCi/L <br />Report Date: 04/20/11 <br />Work Order: C11030702 <br />RL %REC Low Limit High Limit RPD RPDLimit Qual <br />Batch: GrAB-1065 <br />Run: G5000W_110325A 03/31/11 04:04 <br />U <br />U <br /> Run: G5000W_110325A 03/31/11 04:04 <br />101 80 120 <br /> Run: G5000W 110325A 03/31/11 04:04 <br />97 80 120 <br /> Run: G5000W_110325A 03/31/11 04:04 <br />102 70 130 <br /> Run: G5000W_110325A 03/31/11 04:04 <br />95 70 130 4.0 16 <br /> Run: G5000W 110325A 03/31/11 04:04 <br />103 70 130 <br /> Run: G5000W_110325A 04/01/11 01:31 <br />94 70 130 7.0 15.4 <br /> Run: G5000W_110325A 04/01/11 01:31 <br /> 91 3993.8 U <br /> 2.1 78 <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 25 of 38