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www.enerdab.com Helena, MT 877- 472 -0711 • Billings, MT 600 -735 -4489 • Casper, WY 888- 235 -0515 <br />A0e►601 ErCaftm sane IZ2 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 Report Date: 04/12/13 <br />Project: Schwartz GW 3/20/2013 S26877 Collection Date: 03/20/13 13:05 <br />Lab ID: C13030792 -001 DateReceived: 03/21/13 <br />Client Sample ID: MW 6 (S26877) Matrix: Aqueous <br />MCL/ <br />Analyses Result Units Qualifiers RL QCL Method <br />Analysis Date / By <br />RADIONUCLIDES - TOTAL <br />Gross Alpha <br />7210 <br />pCi /L <br />E900.0 <br />04/06/13 10:56 / Ibb <br />Gross Alpha precision ( ±) <br />59.2 <br />pCi /L <br />E900.0 <br />04/06/13 10:56 / Ibb <br />Gross Alpha MDC <br />6.4 <br />pCi /L <br />E900.0 <br />04/06/13 10:56 / Ibb <br />Gross Beta <br />1690 <br />pCi /L <br />E900.0 <br />04/06/13 10:56 / Ibb <br />Gross Beta precision ( ±) <br />19.7 <br />pCi /L <br />E900.0 <br />04/06/13 10:56 / Ibb <br />Gross Beta MDC <br />7.8 <br />pCi /L <br />E900.0 <br />04/06/13 10:56 / Ibb <br />DATA QUALITY <br />A/C Balance (± 5) <br />-3.76 <br />% <br />A1030 E <br />03/27/13 08:35 / kbh <br />Anions <br />30.6 <br />meq /L <br />A1030 E <br />03/27/13 08:35 / kbh <br />Cations <br />28.4 <br />meq /L <br />A1030 E <br />03/27/13 08:35 / kbh <br />Solids, Total Dissolved Calculated <br />1900 <br />mg /L <br />A1030 E <br />03/27/13 08:35 / kbh <br />TDS Balance (0.80 - 1.20) <br />1.07 <br />A1030 E <br />03/27/13 08:35 / kbh <br />FIELD PARAMETERS <br />Depth to Water <br />14.18 <br />feet <br />FIELD <br />03/20/13 13:05 / "* <br />Field Conductivity <br />2300 <br />umhos /cm <br />FIELD <br />03/20/13 13:05 / "* <br />Field pH <br />6.93 <br />s.u. <br />FIELD <br />03/20/13 13:05 <br />Field Temperature, C <br />8.3 <br />'C <br />FIELD <br />03/20/13 13:05 <br />Flow <br />0.83 <br />gpm <br />FIELD <br />03/20/13 13:05 <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 21 <br />