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140 4 7-VA www. mrfiab.com Helena, Mf 877- 472 -0711 • Billings, MT 800- 735 -4469 • Casper, WY 888 - 235 -0515 <br />f �' t Gillette, WY 866 -686 -7175 • Rapid City, SO 886 -672 -1225 • College station, TX 888 -690 -2218 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch <br />Client: <br />Cotter Corporation <br />Report Date: <br />08/20/13 <br />Project: <br />Schwartz GW 07/17/13 S27046 - S27047 <br />Collection Date: <br />07/17/13 11:25 <br />Lab ID: <br />C13070682 -001 <br />DateReceived: <br />07/18/13 <br />Client Sample ID <br />MW -13 (S27046) <br />Matrix: <br />Aqueous <br />Gross Beta <br />14.3 pCi /L <br />MCL/ <br />08/19/13 17:24 / Ibb <br />Analyses <br />Result Units Qualifiers RL <br />QCL Method Analysis Date / By <br />RADIONUCLIDES - TOTAL <br />Gross Alpha <br />35.2 pCi /L <br />E900.0 <br />08/19/13 17:24 / Ibb <br />Gross Alpha precision ( ±) <br />2.3 pCi /L <br />E900.0 <br />08/19/13 17:24 / Ibb <br />Gross Alpha MDC <br />1.9 pCi /L <br />E900.0 <br />08/19/13 17:24 / Ibb <br />Gross Beta <br />14.3 pCi /L <br />E900.0 <br />08/19/13 17:24 / Ibb <br />Gross Beta precision ( ±) <br />1.9 pCi /L <br />E900.0 <br />08/19/13 17:24 / Ibb <br />Gross Beta MDC <br />2.7 pCi /L <br />E900.0 <br />08/19/13 17:24 / Ibb <br />DATA QUALITY <br />A/C Balance (± 5) <br />0.366 % <br />A1030 E <br />08/02/13 16:10 / sdw <br />Anions <br />5.12 meq /L <br />A1030 E <br />08/02/13 16:10 / sdw <br />Cations <br />5.16 meq /L <br />A1030 E <br />08/02/13 16:10 / sdw <br />Solids, Total Dissolved Calculated <br />310 mg /L <br />A1030 E <br />08/02/13 16:10 / sdw <br />TDS Balance (0.80 - 1.20) <br />0.950 <br />A1030 E <br />08/02/13 16:10 / sdw <br />FIELD PARAMETERS <br />Depth to Water <br />13 963 feet <br />FIELD <br />07/17/13 11:25 / * ** <br />Field Conductivity <br />485 umhos /cm <br />FIELD <br />07/17/13 11:25 / * ** <br />Field pH <br />7.29 s.u. <br />FIELD <br />07/17/13 11:25 / * ** <br />Field Temperature, C <br />9.8 °C <br />FIELD <br />07/17/13 11:25 <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 />Page 4 of 24 <br />