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1F.009, www.ew&b.com I Helena, W 877- 472 -0711 • Billings, W 800- 1354482 • Casper, WY 888- 235 -0515 <br />a AerdytkslEnralN"raSY�e Gillette, WY 866 -606 -7175 • Rapid City, SO 886 -672 -1225 • College Station, TX 888480 -2218 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch Revised Date: 06/14/13 <br />Client: Cotter Corporation Report Date: 05/20/13 <br />Project: Schwartz SW 05/08/13 (S26871 & S26873) Collection Date: 05/08/13 10:20 <br />Lab ID: C13050368 -002 DateReceived: 05/09/13 <br />Client Sample ID SW -LLHG (S26873) Matrix: Aqueous <br />Analyses <br />Result <br />Units Qualifiers RL <br />MCL/ <br />QCL Method <br />Analysis Date / By <br />METALS - DISSOLVED <br />Uranium <br />0.0053 <br />mg /L 0.0002 <br />E200.8 <br />05/13/13 19:36 / clm <br />METALS - TOTAL <br />Uranium <br />0.0058 <br />mg /L 0.0002 <br />E200.8 <br />05/16/13 07:26 / clm <br />RADIONUCLIDES - DISSOLVED <br />Radium 226 <br />0.19 <br />pCi /L <br />E903.0 <br />06/05/13 19:22 / Imc <br />Radium 226 precision ( ±) <br />0.08 <br />pCdL <br />E903.0 <br />06/05/13 19:22 / Imc <br />Radium 226 MDC <br />0.1 <br />pCi /L <br />E903.0 <br />06/05/13 19:22 / Imc <br />RADIONUCLIDES - TOTAL <br />Radium 226 <br />0.15 <br />pCi /L U <br />E903.0 <br />06/05/13 19:22 / Imc <br />Radium 226 precision ( ±) <br />0.77 <br />pCi /L <br />E903.0 <br />06/05/13 19:22 / Imc <br />Radium 226 MDC <br />1.3 <br />pCi /L <br />E903.0 <br />06/05/13 19:22 / Imc <br />- See Case Narrative regarding Ra226 analysis. <br />FIELD PARAMETERS <br />Field Conductivity <br />241.0 <br />umhos /cm <br />FIELD <br />05/08/13 10:20 / — <br />Field pH <br />7.65 <br />s.u. <br />FIELD <br />05/08/13 10:20 / — <br />Field Temperature, C <br />5.4 <br />°C <br />FIELD <br />05/08/13 10:20 / — <br />"' Field data provided by client <br />Report RL - Analyte reporting limit. <br />Definitions: QCL - Quality control limit. <br />MDC - Minimum detectable concentration <br />MCL - Maximum contaminant level. <br />ND - Not detected at the reporting limit. <br />U - Not detected at minimum detectable concentration <br />Page 4 of 10 <br />