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' <br />Trust our People. Trust our Data. <br />Billings. MT 800.735.4489 • Casper. WV 888.135.0515 <br />College Station, <br />TX 888.890.2218 •Gillette. WY 888.886.1115 •Helena, MT 877.471.0111 <br />LABORATORY ANALYTICAL REPORT <br />Prepared by Casper, WY Branch <br />' <br />Client: Energy Fuels Resources (USA) Inc <br />Project: Whirlwind Annual Sampling 2015 <br />Report <br />Collection <br />Date: 08/25/15 <br />Date: 08/05/15 0930 <br />Lab ID: C15080256-001 <br />DateReceived: 08/07/15 <br />Client Sample ID: DP Spring <br />Matrix: Aqueous <br />MCL/ <br />Analyses <br />Result Units Qualifiers RL <br />QCL Method <br />Analysis Date / By <br />' <br />MAJOR IONS <br />Alkalinity, Total as CaCO3 <br />229 mg/L <br />5 <br />A2320 B <br />08/07/15 16.21 / we <br />Bicarbonate as HCO3 <br />Calcium <br />279 mg/L <br />83 mg/L <br />5 <br />1 <br />A2320 B <br />E200.8 <br />08/07/15 16:21 / we <br />08/10/15 16:55 / smm <br />Chloride <br />14 mg/L <br />1 <br />E300 0 <br />08/10/15 14:27 / we <br />Fluoride <br />0.3 mg/L <br />01 <br />A4500 -F C <br />08/07/15 13 36 / we <br />Magnesium <br />9 mg/L <br />1 <br />E200.8 <br />08/10/15 16:55 / smm <br />Nitrogen, Nitrate as N <br />0.3 mg/L <br />01 <br />E353.2 <br />08/13/15 15 11 / kbh <br />Nitrogen, Nitrate+Nitrite as N <br />0.3 mg/L <br />0.1 <br />E353.2 <br />08/07/15 15:25 / Ir <br />Nitrogen, Nitrite as N <br />ND mg/L H <br />0.1 <br />A4500-1\102 B <br />08/07/15 11.51 / Ir <br />Phosphorus, Total as P <br />0.015 mg/L <br />0 005 <br />E365.1 <br />08/10/15 15:55 / eli-b <br />' <br />Potassium <br />1 mg/L <br />1 <br />E200.8 <br />08/10/15 16:55 / smm <br />Sodium <br />17 mg/L <br />1 <br />E200.8 <br />08/10/15 16:55 / smm <br />Sulfate <br />34 mg/L <br />1 <br />E300.0 <br />08/10/15 14:27 / we <br />' <br />- The sample was received past the EPA -recommended holding time for Nitrite analyses <br />PHYSICAL PROPERTIES <br />pH <br />7.67 s u. H <br />0.01 <br />A4500 -H B <br />08/07/15 13 56 / Imc <br />Solids, Total Dissolved TDS @ 180 C <br />320 mg/L <br />10 <br />A2540 C <br />08/07/15 15:03 / Imc <br />' <br />Solids, Total Suspended TSS @ 105 C <br />ND mg/L <br />10 <br />A2540 D <br />08/07/15 13:49 / Imc <br />Calcium, SAR <br />416 meq/L <br />0.05 <br />E200.8 <br />08/10/15 16 55 / smm <br />Magnesium, SAR <br />Sodium, SAR <br />072 meq/L <br />0.75 meq/L <br />0.08 <br />0.04 <br />E200 8 <br />E200.8 <br />08/10/15 16:55 / smm <br />08/10/15 16 55 / smm <br />Sodium Adsorption Ratio (SAR) <br />05 unitless <br />0.1 <br />USDA20B <br />08/10/15 16:55 / kbh <br />METALS - DISSOLVED <br />' <br />Arsenic <br />0 005 mg/L <br />0.001 <br />E200.8 <br />08/10/15 16.55 / smm <br />Barium <br />ND mg/L <br />0.1 <br />E200.8 <br />08/10/15 16:55 / smm <br />Beryllium <br />ND mg/L <br />001 <br />E200.8 <br />08/11/15 23 23 / smm <br />' <br />Boron <br />Cadmium <br />ND mg/L <br />ND mg/L <br />0.1 <br />001 <br />E200 8 <br />E200 8 <br />08/10/15 16:55 / smm <br />08/10/15 16 55 / smm <br />Chromium <br />ND mg/L <br />0.05 <br />E200.8 <br />08/10/15 16:55 / smm <br />Lead <br />ND mg/L <br />0.05 <br />E200 8 <br />08/10/15 16:55 / smm <br />Manganese <br />ND mg/L <br />0 01 <br />E200.8 <br />08/10/15 16 55 / smm <br />' <br />Molybdenum <br />ND mg/L <br />0.1 <br />E200.8 <br />08/10/15 16:55 / smm <br />Nickel <br />ND mg/L <br />005 <br />E200.8 <br />08/11/15 23:23 / smm <br />Selenium <br />0 002 mg/L <br />0.001 <br />E200.8 <br />08/10/15 16.55 / smm <br />Uranium <br />00011 mg/L <br />0.0003 <br />E200.8 <br />08/10/15 16:55 / smm <br />' <br />Vanadium <br />ND mg/L <br />0.1 <br />E200.8 <br />08/10/15 16:55 / smm <br />Zinc <br />ND mg/L <br />0.01 <br />E200.8 <br />08/10/15 16:55 / smm <br />RADIONUCLIDES - TOTAL <br />' <br />Radium 226 <br />0.21 pCi/L <br />E903.0 <br />08/19/15 09:52 / dmf <br />Radium 226 precision (t) <br />0.12 pCi/L <br />E903.0 <br />08/19/15 09:52 / dmf <br />Radium 226 MDC <br />017 pCi/L <br />E903.0 <br />08/19/15 0952 / dmf <br />' <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 />' <br />MDC - Minimum detectable concentration <br />U - Not detected at minimum detectable concentration <br />H - Analysis <br />performed past recommended <br />holding time. <br />I <br />Page 5 of 35 <br />