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www.enerdab.com Helena, W 877- 472 -0711 • Billings, MT 800 -735 -4489 • Casper, WY 888- 235 -0515 <br />- IesryLlulfmarnuAaoes fV2 - Gillette, WY 866 -686 -7175 • Rapid City, SD 888 - 672 -1225 • College Station, TX 888 -690 -2218 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation <br />Project: Schwartz -SW 12/1/14 S27813 and S27815 <br />Lab ID: 014120088 -002 <br />Client Sample ID: SW BPL (S27815) <br />Analyses <br />RADIONUCLIDES - TOTAL <br />Result Units Qualifiers RL <br />Gross Alpha <br />11.4 <br />pCi /L <br />Gross Alpha precision ( ±) <br />1.9 <br />pCi /L <br />Gross Alpha MDC <br />2.4 <br />pCi /L <br />Gross Beta <br />4.8 <br />pCi /L <br />Gross Beta precision ( ±) <br />1.8 <br />pCi /L <br />Gross Beta MDC <br />2.9 <br />pCi /L <br />Radium 226 <br />0.26 <br />pCi /L <br />Radium 226 precision ( ±) <br />0.15 <br />pCi /L <br />Radium 226 MDC <br />0.19 <br />pCi /L <br />Radium 228 <br />-0.1 <br />pCi /L <br />Radium 228 precision ( ±) <br />0.78 <br />pCi /L <br />Radium 228 MDC <br />1.3 <br />pCi /L <br />Radium 226 + Radium 228 <br />0.1 <br />pCi /L <br />Radium 226 + Radium 228 precision ( ±) <br />0.8 <br />pCi /L <br />Radium 226 + Radium 228 MDC <br />1.3 <br />pCi /L <br />FIELD PARAMETERS <br />Field Conductivity 482 umhos /cm <br />Field pH 7.40 s.u. <br />Field Temperature, C 6.5 °C <br />*** Field data provided by client <br />Report RL - Analyte reporting limit. <br />Definitions: QCL - Quality control limit. <br />MDC - Minimum detectable concentration <br />Report Date: 12/29/14 <br />Collection Date: 12/01/14 10:00 <br />DateReceived: 12/02/14 <br />Matrix: Aqueous <br />MCL/ <br />QCL Method Analysis Date / By <br />E900.0 <br />E900.0 <br />E900.0 <br />E900.0 <br />E900.0 <br />E900.0 <br />E903.0 <br />E903.0 <br />E903.0 <br />U RA -05 <br />RA -05 <br />RA -05 <br />U A7500 -RA <br />A7500 -RA <br />A7500 -RA <br />12/11/14 21:37 / trs <br />12/11/14 21:37 / trs <br />12/11/14 21:37 / trs <br />12/11/14 21:37 / trs <br />12/11/14 21:37 / trs <br />12/11/14 21:37 / trs <br />12/16/14 07:32 / rdw <br />12/16/14 07:32 / rdw <br />12/16/14 07:32 / rdw <br />12/11/14 10:12 / plj <br />12/11/14 10:12 / plj <br />12/11/14 10:12 / plj <br />12/17/14 16:46 / res <br />12/17/14 16:46 / res <br />12/17/14 16:46 / res <br />FIELD 12/01/14 10:00 / * ** <br />FIELD 12/01/14 10:00 / * ** <br />FIELD 12/01/14 10:00 / * ** <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 25 <br />