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Trust our People. Trust our Data. ( Billings, MT 800.735.4489 • Casper, WY 888 235.0515 <br />College Station, TX 888.690.2218 • Gillette, WY 866.686.7175 • Helena, MT 877.472.0711 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Report Date: 06/02/15 <br />Project: Schwartz - SW 5/1/15 S27880, S27882 <br />Collection Date: 05/01/15 08:45 <br />Lab ID: C15050078-002 <br />DateReceived: 05/04/15 <br />Client Sample ID: SW -BPL (S27882) <br />Matrix: Aqueous <br />MCL/ <br />Analyses <br />Result <br />Units Qualifiers RL <br />QCL Method <br />Analysis Date / By <br />RADIONUCLIDES - TOTAL <br />Gross Alpha <br />19.4 <br />pCi/L <br />E900.0 <br />05/15/15 05:51 / trs <br />Gross Alpha precision (±) <br />4.4 <br />pCi/L <br />E900.0 <br />05/15/15 05:51 / trs <br />Gross Alpha MDC <br />1.7 <br />pCi/L <br />E900.0 <br />05/15/15 05:51 / trs <br />Gross Beta <br />5.4 <br />pCi/L <br />E900.0 <br />05/15/15 05:51 / trs <br />Gross Beta precision (±) <br />1.4 <br />pCi/L <br />E900.0 <br />05/15/15 05:51 / trs <br />Gross Beta MDC <br />2.9 <br />pCi/L <br />E900.0 <br />05/15/15 05:51 / trs <br />Radium 226 <br />0.57 <br />pCi/L <br />E903.0 <br />05/18/15 08:14 / dmf <br />Radium 226 precision (±) <br />0.18 <br />pCi/L <br />E903.0 <br />05/18/15 08:14 / dmf <br />Radium 226 MDC <br />0.17 <br />pCi/L <br />E903.0 <br />05/18/15 08:14 / dmf <br />Radium 228 <br />0.84 <br />pCi/L U <br />RA -05 <br />05/13/15 09:29 / plj <br />Radium 228 precision (±) <br />0.62 <br />pCi/L <br />RA -05 <br />05/13/15 09:29 / plj <br />Radium 228 MDC <br />0.96 <br />pCi/L <br />RA -05 <br />05/13/15 09:29 / plj <br />Radium 226 + Radium 228 <br />1.4 <br />pCi/L <br />A7500 -RA <br />05/18/15 14:49 / res <br />Radium 226 + Radium 228 precision (±) <br />0.6 <br />pCi/L <br />A7500 -RA <br />05/18/15 14:49 / res <br />Radium 226 + Radium 228 MDC <br />1 <br />pCi/L <br />A7500 -RA <br />05/18/15 14:49 / res <br />CLIENT PROVIDED FIELD PARAMETERS <br />Field Conductivity <br />199 <br />umhos/cm <br />FIELD <br />05/01/15 08:45 <br />Field pH <br />7.28 <br />s.u. <br />FIELD <br />05/01/15 08:45 <br />Field Temperature, C <br />9.2 <br />°C <br />FIELD <br />05/01/15 08:45 <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 6 of 31 <br />