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www.e�rgylab.com Helena, W 877- 472 -0711 a Billings, MT 800- 735 -4489 a Casper, WY 888 - 235 -0515 <br />AmOcal Emaillem Sba rn2 Gillette, WY 866 -686 -7175 a Rapid City, SD 886 -672 -1225 a College Station, TX 888- 690 -2218 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation Report Date: 07/12/13 <br />Project: Schwartz - GW 06/19/13 S27006 - S27007 Collection Date: 06/19/13 13:30 <br />Lab ID: C13060719 -002 DateReceived: 06/20/13 <br />Client Sample ID: MW -15 (S27007) Matrix: Aqueous <br />MCL/ <br />Analyses Result Units Qualifiers RL QCL Method Analysis Date / By <br />RADIONUCLIDES - DISSOLVED <br />Radium 226 <br />41 <br />pCi /L <br />E903.0 <br />07/01/13 11:21 / dmf <br />Radium 226 precision ( ±) <br />0.41 <br />pCi /L <br />E903.0 <br />07/01/13 11:21 / dmf <br />Radium 226 MDC <br />0.16 <br />pCi /L <br />E903.0 <br />07/01/13 11:21 / dmf <br />RADIONUCLIDES - TOTAL <br />Gross Alpha <br />202 <br />pCi /L <br />E900.0 <br />07/03/13 20:25 / Ibb <br />Gross Alpha precision ( ±) <br />5.2 <br />pCi /L <br />E900.0 <br />07/03/13 20:25 / Ibb <br />Gross Alpha MDC <br />26 <br />pCi /L <br />E900.0 <br />07/03/13 20:25 / Ibb <br />Gross Beta <br />38.2 <br />pCi /L <br />E900.0 <br />07/03/13 20:25 / Ibb <br />Gross Beta precision ( ±) <br />2.6 <br />pCi /L <br />E900.0 <br />07/03/13 20:25 / Ibb <br />Gross Beta MDC <br />2.9 <br />pCi /L <br />E900.0 <br />07/03/13 20:25 / Ibb <br />DATA QUALITY <br />A/C Balance ( ±5) <br />1.60 <br />% <br />A1030 E <br />07/01/13 07:23 / kbh <br />Anions <br />7.26 <br />meq /L <br />A1030 E <br />07/01/13 07:23 / kbh <br />Cations <br />7.50 <br />meq /L <br />A1030 E <br />07/01/13 07:23 / kbh <br />Solids, Total Dissolved Calculated <br />440 <br />mg /L <br />A1030 E <br />07/01/13 07:23 / kbh <br />TDS Balance (0.80 - 1.20) <br />0.960 <br />A1030 E <br />07/01/13 07:23 / kbh <br />FIELD PARAMETERS <br />Field Conductivity <br />685 <br />umhos /cm <br />FIELD <br />06/19/13 13:30 / * ** <br />Field pH <br />8.36 <br />s.u. <br />FIELD <br />06/19/13 13:30 / *'* <br />Field Temperature, C <br />12.1 <br />°C <br />FIELD <br />06/19/13 13:30 / " ** <br />Field data provided by client <br />Report RL - Analyte reporting limit. <br />MCL - Maximum contaminant level. <br />Definitions: QCL - Quality control limit <br />ND - Not detected at the reporting limit. <br />MDC - Minimum detectable concentration <br />Page 6 of 23 <br />