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www.ewgylab.com ( Helena, MT 877 - 472 -0711 • Billings, MT 800 -735 -4489 • Casper, WY 888 - 235 -8515 <br />Alub al Earhm Aba 1852 J Gillette, wy 866 -686 -7175 • Rapid City, SD 886 -672 -1225 • College Station, Tx 888 - 690 -2218 <br />PHYSICAL PROPERTIES <br />Solids, Total Dissolved TDS @ 180 C <br />LABORATORY ANALYTICAL REPORT <br />mg /L <br />20 <br />A2540 C <br />Prepared by Casper, WY Branch <br />METALS - DISSOLVED <br />ND <br />mg /L <br />Client: Cotter Corporation <br />E200.8 <br />09/18/14 09:14 / cp <br />Aluminum <br />Report Date: 09/30/14 <br />Project: Schwartz -GW 9/11/14 S27683 and <br />S27684 <br />E200.7 <br />Collection <br />Date: 09/11/14 12:20 <br />Lab ID: C14090497 -002 <br />mg /L <br />0.001 <br />E200.8 <br />DateReceived: <br />09/12/14 <br />Client Sample ID: MW 18 (S27684) <br />mg /L <br />0.001 <br />E200.8 <br />09/29/14 22:22 / cp <br />Matrix: Aqueous <br />1.52 <br />mg /L <br />0.03 <br />MCL/ <br />09/16/14 15:06 / sf <br />Manganese <br />Analyses <br />Result <br />Units Qualifiers <br />RL QCL <br />Method <br />Analysis Date / By <br />0.14 <br />mg /L <br />D 0.01 <br />E200.7 <br />09/16/14 15:06 / sf <br />Thallium <br />MAJOR IONS <br />mg /L <br />0.0002 <br />E200.8 <br />09/29/14 22:22 / cp <br />Uranium <br />Alkalinity, Total as CaCO3 <br />290 <br />mg /L <br />1 <br />A2320 B <br />09/12/14 16:59 / we <br />Bicarbonate as HCO3 <br />353 <br />mg /L <br />1 <br />A2320 B <br />09/12/14 16:59 / we <br />Calcium <br />270 <br />mg /L <br />0.1 <br />E200.7 <br />09/16/14 15:06 / sf <br />Chloride <br />23 <br />mg /L <br />3 <br />E300.0 <br />09/15/14 19:51 / we <br />Magnesium <br />108 <br />mg /L <br />0.1 <br />E200.7 <br />09/16/14 15:06 / sf <br />Nitrogen, Nitrate +Nitrite as N <br />ND <br />mg /L <br />0.1 <br />E353.2 <br />09/12/14 13:55 / Ir <br />Phosphorus, Total as P <br />ND <br />mg /L <br />0.01 <br />E365.1 <br />09/18/14 13:12 / eli -b <br />Potassium <br />9.1 <br />mg /L <br />0.1 <br />E200.7 <br />09/16/14 15:06 / sf <br />Sodium <br />147 <br />mg /L D <br />0.5 <br />E200.7 <br />09/16/14 15:06 / sf <br />Sulfate <br />1090 <br />mg /L <br />5 <br />E300.0 <br />09/15/14 19:51 / we <br />PHYSICAL PROPERTIES <br />Solids, Total Dissolved TDS @ 180 C <br />1930 <br />mg /L <br />20 <br />A2540 C <br />09/12/14 14:54 / alp <br />METALS - DISSOLVED <br />ND <br />mg /L <br />0.001 <br />E200.8 <br />09/18/14 09:14 / cp <br />Aluminum <br />ND <br />mg /L <br />0.2 <br />E200.7 <br />09/16/14 15:06 / sf <br />Antimony <br />ND <br />mg /L <br />0.001 <br />E200.8 <br />09/29/14 22:22 / cp <br />Copper <br />ND <br />mg /L <br />0.001 <br />E200.8 <br />09/29/14 22:22 / cp <br />Iron <br />1.52 <br />mg /L <br />0.03 <br />E200.7 <br />09/16/14 15:06 / sf <br />Manganese <br />0.334 <br />mg /L <br />0.005 <br />E200.7 <br />09/16/14 15:06 / sf <br />Molybdenum <br />0.14 <br />mg /L <br />D 0.01 <br />E200.7 <br />09/16/14 15:06 / sf <br />Thallium <br />ND <br />mg /L <br />0.0002 <br />E200.8 <br />09/29/14 22:22 / cp <br />Uranium <br />2.7 <br />mg /L <br />D 0.2 <br />E200.7 <br />09/16/14 15:06 / sf <br />Zinc <br />ND <br />mg /L <br />0.005 <br />E200.8 <br />09/29/14 22:22 / cp <br />METALS - TOTAL <br />Aluminum <br />ND <br />mg /L <br />0.2 <br />E200.7 <br />09/17/14 19:22 / sf <br />Antimony <br />ND <br />mg /L <br />0.001 <br />E200.8 <br />09/18/14 09:14 / cp <br />Arsenic <br />0.004 <br />mg /L <br />0.001 <br />E200.8 <br />09/18/14 09:14 / cp <br />Copper <br />0.002 <br />mg /L <br />0.001 <br />E200.8 <br />09/23/14 21:25 / cp <br />Iron <br />1.53 <br />mg /L <br />0.03 <br />E200.7 <br />09/17/14 19:22 / sf <br />Lead <br />ND <br />mg /L <br />0.005 <br />E200.8 <br />09/18/14 09:14 / cp <br />Manganese <br />0.348 <br />mg /L <br />0.005 <br />E200.7 <br />09/17/14 19:22 / sf <br />Mercury <br />ND <br />mg /L <br />0.0001 <br />E245.1 <br />09/24/14 16:21 / eli -b <br />Silver <br />ND <br />mg /L <br />0.00005 <br />E200.8 <br />09/23/14 21:25 / cp <br />Thallium <br />ND <br />mg /L <br />0.0002 <br />E200.8 <br />09/18/14 09:14 / cp <br />Zinc <br />ND <br />mg /L <br />0.005 <br />E200.7 <br />09/17/14 19:22 / sf <br />RADIONUCLIDES - DISSOLVED <br />Radium 226 <br />5.9 <br />pCi /L <br />E903.0 <br />09/22/14 09:59 / plj <br />Radium 226 precision ( ±) <br />0.43 <br />pCi /L <br />E903.0 <br />09/22/14 09:59 / plj <br />Radium 226 MDC <br />0.16 <br />pCi /L <br />E903.0 <br />09/22/14 09:59 / plj <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 />D - RL increased due to sample matrix. <br />Page 5 of 25 <br />