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q www -ene dab.com Helena, MT 877 -472 -0711 - Billings, MT 800- 735 -4489 - Casper, WY 888- 235 -0515 <br />law M~ Eadma 5b- 102 Gillette, WY 866 -666 -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 />07/05/13 <br />Project: <br />Schwartz GW 06/07/13 S26942 & S26943 <br />Collection Date: <br />06/07/13 08:15 <br />Lab ID: <br />C13060291 -001 <br />DateReceived: <br />06/10/13 <br />Client Sample ID: <br />Sump - 8 (S26942) <br />Matrix: <br />Aqueous <br />MCL/ <br />Analyses Result Units Qualifiers RL QCL Method Analysis Date / By <br />RADIONUCLIDES - DISSOLVED <br />Radium 226 <br />0.66 <br />pCi /L <br />E903.0 <br />06/19/13 15:25 / trs <br />Radium 226 precision ( ±) <br />0.20 <br />pCi /L <br />E903.0 <br />06/19/13 15:25 / trs <br />Radium 226 MDC <br />0.20 <br />pCi /L <br />E903.0 <br />06/19/13 15:25 / trs <br />RADIONUCLIDES - TOTAL <br />Gross Alpha <br />682 <br />pCi /L <br />E900.0 <br />06/25/13 09:04 / Ibb <br />Gross Alpha precision ( ±) <br />9.3 <br />pCi /L <br />E900.0 <br />06/25/13 09:04 / Ibb <br />Gross Alpha MDC <br />2.2 <br />pCi /L <br />E900.0 <br />06/25/13 09:04 / Ibb <br />Gross Beta <br />126 <br />pCi /L <br />E900.0 <br />06/25/13 09:04 / Ibb <br />Gross Beta precision ( ±) <br />3.6 <br />pCi /L <br />E900.0 <br />06/25/13 09:04 / Ibb <br />Gross Beta MDC <br />2.5 <br />pCi /L <br />E900.0 <br />06/25/13 09:04 / Ibb <br />DATA QUALITY <br />A/C Balance ( ±5) <br />-0.353 <br />% <br />A1030 E <br />06/21/13 07:43 / kbh <br />Anions <br />7.47 <br />meq /L <br />A1030 E <br />06/21/13 07:43 / kbh <br />Cations <br />7.42 <br />meq /L <br />A1030 E <br />06/21/13 07:43 / kbh <br />Solids, Total Dissolved Calculated <br />460 <br />mg /L <br />A1030 E <br />06/21/13 07:43 / kbh <br />TDS Balance (0.80 - 1.20) <br />1.05 <br />A1030 E <br />06/21/13 07:43 / kbh <br />FIELD PARAMETERS <br />Depth to Water <br />20.5 <br />feet <br />FIELD <br />06/07/13 08:15 / * ** <br />Field Conductivity <br />772 <br />umhos /cm <br />FIELD <br />06/07/13 08:15 / * ** <br />Field pH <br />7.05 <br />s.u. <br />FIELD <br />06/07/13 08:15 / * ** <br />Field Temperature, C <br />11.3 <br />°C <br />FIELD <br />06/07/13 08:15 <br />Flow <br />10.2 <br />gpm <br />FIELD <br />06/07/13 08:15 <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 />