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nTrust our People. Trust our Data. Billings, MT 800.735.4489 • Casper, WY 888.235.0515 <br />:ww.energy1ab.c( College Station, TX 888.690.2218 • Gillette, WY 866.686.1115 • Helena, MT 877.472.0711 <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 25 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Report Date: 07/24/15 <br />Project: Schwartz - 7/01/15 S27770, <br />S27772 <br />Collection Date: 07/01/15 10:50 <br />Lab ID: C15070102-001 <br />DateReceived: 07/02/15 <br />Client Sample ID: SW-AWD (S27770) <br />Matrix: Aqueous <br />MCL/ <br />Analyses <br />Result <br />Units Qualifiers RL QCL <br />Method <br />Analysis Date / By <br />RADIONUCLIDES - DISSOLVED <br />Radium 226 <br />0.26 <br />pCi/L <br />E903.0 <br />07/15/15 07:36 / dmf <br />Radium 226 precision (±) <br />0.11 <br />pCi/L <br />E903.0 <br />07/15/15 07:36 / dmf <br />Radium 226 MDC <br />0.12 <br />pCi/L <br />E903.0 <br />07/15/15 07:36 / dmf <br />RADIONUCLIDES - TOTAL <br />Gross Alpha <br />3.2 <br />pCi/L <br />E900.0 <br />07/10/15 18:34 / plj <br />Gross Alpha precision (±) <br />1.7 <br />pCi/L <br />E900.0 <br />07/10/15 18:34 / plj <br />Gross Alpha MDC <br />1.7 <br />pCi/L <br />E900.0 <br />07/10/15 18:34 / plj <br />Gross Beta <br />3.2 <br />pCi/L U <br />E900.0 <br />07/10/15 18:34 / plj <br />Gross Beta precision (±) <br />1.9 <br />pCi/L <br />E900.0 <br />07/10/15 18:34 / plj <br />Gross Beta MDC <br />3.4 <br />pCi/L <br />E900.0 <br />07/10/15 18:34 / plj <br />Radium 226 <br />0.15 <br />pCi/L U <br />E903.0 <br />07/20/15 11:17 / dmf <br />Radium 226 precision (±) <br />0.12 <br />pCi/L <br />E903.0 <br />07/20/15 11:17 / dmf <br />Radium 226 MDC <br />0.16 <br />pCi/L <br />E903.0 <br />07/20/15 11:17 / dmf <br />Radium 228 <br />1.0 <br />pCi/L <br />RA -05 <br />07/15/15 11:22 / plj <br />Radium 228 precision (±) <br />0.68 <br />pCi/L <br />RA -05 <br />07/15/15 11:22 / plj <br />Radium 228 MDC <br />0.89 <br />pCi/L <br />RA -05 <br />07/15/15 11:22 / plj <br />Radium 226 + Radium 228 <br />1.2 <br />pCi/L <br />A7500 -RA <br />07/22/15 10:47 / res <br />Radium 226 + Radium 228 precision (±) <br />0.7 <br />pCi/L <br />A7500 -RA <br />07/22/15 10:47 / res <br />Radium 226 + Radium 228 MDC <br />0.9 <br />pCi/L <br />A7500 -RA <br />07/22/15 10:47 / res <br />CLIENT PROVIDED FIELD PARAMETERS <br />Field Conductivity <br />225 <br />umhos/cm <br />FIELD <br />07/01/15 10:50 / <br />Field pH <br />7.26 <br />s.u. <br />FIELD <br />07/01/15 10:50 /'"' <br />Field Temperature, C <br />16.9 <br />°C <br />FIELD <br />07/01/15 10:50 /'"' <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 25 <br />