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• - www.ertroylab.com Helena, W 871472 -0711 • Billings, MT 600 -735 -4489 • Casper, WY 888- 235 -0515 <br />MW" IN2 J Gillette, WY 866- 686 -7175 • Rapid City, SO 888 -672 -1225 • College station, Tx 888 -680 -2218 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch <br />Client: Cotter Corporation Report Date: 12/05/13 <br />Project: Schwartz GW 11/15/13 S27276 Collection Date: 11/15/13 13:00 <br />Lab ID: C13110695-001 DateReceived: 11/18/13 <br />Client Sample ID: Sump -5 (S27276) Matrix: Aqueous <br />MCL/ <br />Analyses Result Units Qualifiers RL QCL Method Analysis Date / By <br />MAJOR IONS <br />Alkalinity, Total as CaCO3 <br />251 <br />mg /L <br />1 <br />A2320 B <br />11/18/13 19:00 / jba <br />Bicarbonate as HCO3 <br />306 <br />mg /L <br />1 <br />A2320 B <br />11/18/13 19:00 / jba <br />Calcium <br />197 <br />mg /L <br />0.1 <br />E200.7 <br />11/27/13 17:08 / sf <br />Chloride <br />19 <br />mg /L <br />3 <br />E300.0 <br />11 /20/13 23:01 / we <br />Magnesium <br />84.2 <br />mg /L <br />0.1 <br />E200.7 <br />11/27/13 17:08 / sf <br />Nitrogen, Nitrate +Nitrite as N <br />1.7 <br />mg /L <br />0.1 <br />E353.2 <br />11/20/13 10:10 / eli -b <br />Phosphorus, Total as P <br />0.06 <br />mg /L <br />0.01 <br />E365.1 <br />11/22/13 10:40 / eli -b <br />Potassium <br />7.7 <br />mg /L <br />0.1 <br />E200.7 <br />11/27/13 17:08 / sf <br />Sodium <br />59.0 <br />mg /L <br />D 0.6 <br />E200.7 <br />11/27/13 17:08 / sf <br />Sulfate <br />651 <br />mg /L <br />5 <br />E300.0 <br />11 /20/13 01:32 / we <br />PHYSICAL PROPERTIES <br />Solids, Total Dissolved TDS @ 180 C <br />1290 <br />mg /L <br />10 <br />A2540 C <br />11/19/13 15:37 / tmm <br />METALS - DISSOLVED <br />Aluminum <br />ND <br />mg /L <br />0.2 <br />E200.7 <br />11/27/13 17:08 / sf <br />Antimony <br />ND <br />mg /L <br />0.001 <br />E200.8 <br />12/03/13 03:29 / cp <br />Copper <br />0.009 <br />mg /L <br />0.001 <br />E200.8 <br />12/03/13 03:29 / cp <br />Iron <br />ND <br />mg /L <br />0.03 <br />E200.7 <br />11/27/13 17:08 / sf <br />Manganese <br />ND <br />mg /L <br />0.005 <br />E200.7 <br />11/27/13 17:08 / sf <br />Molybdenum <br />0.053 <br />mg /L <br />0.005 <br />E200.8 <br />12/03/13 03:29 / cp <br />Thallium <br />0.0003 <br />mg /L <br />0.0002 <br />E200.8 <br />12/03/13 03:29 / cp <br />Uranium <br />4.4 <br />mg /L <br />D 0.5 <br />E200.7 <br />11/27/13 17:08 / sf <br />Zinc <br />0.019 <br />mg /L <br />0.005 <br />E200.7 <br />11/27/13 17:08 / sf <br />METALS - TOTAL <br />Aluminum <br />ND <br />mg /L <br />0.2 <br />E200.7 <br />11/21/13 19:45 / sf <br />Antimony <br />ND <br />mg /L <br />0.001 <br />E200.8 <br />11/28/13 00:08 / clm <br />Arsenic <br />0.002 <br />mg /L <br />0.001 <br />E200.8 <br />11/28/13 00:08 / clm <br />Copper <br />0.008 <br />mg /L <br />0.001 <br />E200.8 <br />11/26/13 00:17 / cp <br />Iron <br />ND <br />mg /L <br />0.03 <br />E200.7 <br />11/21/13 19:45 / sf <br />Lead <br />ND <br />mg /L <br />0.005 <br />E200.8 <br />11/26/13 00:17 / cp <br />Manganese <br />ND <br />mg /L <br />0.005 <br />E200.7 <br />11/21/13 19:45 / sf <br />Mercury <br />ND <br />mg /L <br />0.0001 <br />E245.1 <br />11/21/13 15:36 / kja <br />Silver <br />0.0003 <br />mg /L <br />D 0.0002 <br />E200.8 <br />11/26/13 00:17 / cp <br />Thallium <br />0.0004 <br />mg /L <br />0.0002 <br />E200.8 <br />11/28/13 00:08 / clm <br />Zinc <br />0.020 <br />mg /L <br />0.005 <br />E200.7 <br />11/21/13 19:45 / sf <br />RADIONUCLIDES - DISSOLVED <br />Radium 226 <br />1.0 <br />pCi /L <br />E903.0 <br />12/02/13 08:19 / Imc <br />Radium 226 precision ( ±) <br />0.21 <br />pCi /L <br />E903.0 <br />12/02/13 08:19 / Imc <br />Radium 226 MDC <br />0.17 <br />pCi /L <br />E903.0 <br />12/02/13 08:19 / Imc <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 />D - RL increased due to sample matrix. <br />Page 3 of 21 <br />