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www.e rgylab.com Helena, MT 877- 472 -0711 - Billings, MT 600 -735 -4489 - Casper, WY 888 -235 -0515 <br />MdytlnlfxeaaSima r8i2 Gillette, WY 866 -686 -7175 - Rapid City, SD 886 -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 -GW 9/11/14 S27683 and S27684 <br />Lab ID: 014090497 -001 <br />Client Sample ID: MW 17 (S27683) <br />Analyses Result Units <br />Report Date: 09/30/14 <br />Collection Date: 09/11/14 11:55 <br />DateReceived: 09/12/14 <br />Matrix: Aqueous <br />MCL/ <br />Qualifiers RL QCL Method Analysis Date / By <br />RADIONUCLIDES - TOTAL <br />Gross Alpha <br />92.6 <br />pCi /L <br />E900.0 <br />09/25/14 01:01 / trs <br />Gross Alpha precision ( ±) <br />7.2 <br />pCi /L <br />E900.0 <br />09/25/14 01:01 / trs <br />Gross Alpha MDC <br />4.8 <br />pCi /L <br />E900.0 <br />09/25/14 01:01 / trs <br />Gross Beta <br />22.1 <br />pCi /L <br />E900.0 <br />09/25/14 01:01 / trs <br />Gross Beta precision ( ±) <br />4.6 <br />pCi /L <br />E900.0 <br />09/25/14 01:01 / trs <br />Gross Beta MDC <br />6.8 <br />pCi /L <br />E900.0 <br />09/25/14 01:01 / trs <br />DATA QUALITY <br />A/C Balance ( +5) <br />-1.06 <br />% <br />A1030 E <br />09/19/14 15:51 / kbh <br />Anions <br />21.6 <br />meq /L <br />A1030 E <br />09/19/14 15:51 / kbh <br />Cations <br />21.1 <br />meq /L <br />A1030 E <br />09/19/14 15:51 / kbh <br />Solids, Total Dissolved Calculated <br />1400 <br />mg /L <br />At 030 E <br />09/19/14 15:51 / kbh <br />TDS Balance (0.80 - 1.20) <br />1.04 <br />A1030 E <br />09/19/14 15:51 / kbh <br />FIELD PARAMETERS <br />Field Conductivity <br />1830 <br />umhos /cm <br />FIELD <br />09/11/14 11:55 / — <br />Field pH <br />7.43 <br />s.u. <br />FIELD <br />09/11/14 11:55 / — <br />Field Temperature, C <br />9.7 <br />'C <br />FIELD <br />09/11/14 11:55 / <br />Oxidation - Reduction Potential (ORP) <br />20 <br />mV <br />FIELD <br />09/11/14 11:55 / <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 4 of 25 <br />