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AUZ Laboratories, Inc. <br />2773 Downhill Drive Steamboat SDnnaS. CO 80487 (800) 334 -5493 <br />Energy Fuels Coal, Inc. <br />Project ID: Southfield <br />Sample ID. MW -23 <br />Metals Analysis <br />ACZ Sample ID: <br />Date Sampled: <br />Date Received: <br />Sample Matrix: <br />L12939 -01 <br />06124113 13:20 <br />06125113 <br />Ground Water <br />Parameter <br />EPA Method <br />Dilution <br />Result Qual AQ It n its <br />MDL <br />-• <br />ra. <br />POI <br />Calcium, dissolved <br />M200 71CP <br />1 <br />33.0 mg /L <br />0.2 <br />1 <br />07/03/13 7:32 <br />lic <br />Iron, dissolved <br />M200 7 ICP <br />1 <br />U mg /L <br />0.02 <br />0.05 <br />07/03/13 7:32 <br />jjc <br />Magnesium, dissolved <br />M200 7 ICP <br />1 <br />8.0 mg /L <br />0.2 <br />1 <br />07/03/13 7:32 <br />llc <br />Manganese, dissolved <br />M20071CP <br />1 <br />U mg /L <br />0.005 <br />0.03 <br />07/03/13 7:32 <br />jjc <br />Sodium, dissolved <br />M2007ICP <br />1 <br />161 mg /L <br />0.3 <br />2 <br />07/03/13732 <br />jjc <br />Wet Chemistry <br />Parameter <br />EPA .. <br />ri <br />• <br />• >t <br />POI <br />W . - <br />Alkalinity as CaCO3 <br />SM23208- Titration <br />Bicarbonate as <br />1 <br />314 <br />mg /L <br />2 <br />20 <br />06/26/13 0:00 <br />khw <br />CaCO3 <br />Carbonate as CaCO3 <br />1 <br />26 <br />mg /L <br />2 <br />20 <br />06/26/13 0:00 <br />khw <br />Hydroxide as CaCC3 <br />1 <br />U <br />mg /L <br />2 <br />20 <br />06/26/13 0:00 <br />khw <br />Total Alkalinity <br />1 <br />340 <br />mg /L <br />2 <br />20 <br />06/26/13 0:00 <br />khw <br />Chloride <br />SM4500CI -E <br />1 <br />21 <br />mg /L <br />1 <br />5 <br />07/06/1312.03 <br />bsu <br />Conductivity @25C <br />SM25106 <br />1 <br />1090 <br />* umhos /cm <br />1 <br />10 <br />06/26/134:35 <br />khw <br />Hardness as CaCO3 <br />SM2340B- Calculation <br />115 <br />mg /L <br />1 <br />7 <br />07/11 /13 13:09 <br />calc <br />Lab Filtration (0.45um) <br />M200 7/200 8 <br />1 <br />06/27113 13:16 <br />id <br />& Acidification <br />Lab Filtration (glass <br />SOPWC050 <br />1 <br />06/26/13 15:02 <br />dcw <br />fiber filter) <br />Nitrate /Nitrite as N <br />M353 2 - H2SO4 preserved <br />1 <br />0.34 <br />mg /L <br />0.02 <br />0.1 <br />07/05/13 21:37 <br />pjb <br />Nitrogen, ammonia <br />M350 1 - Automated Phenate <br />1 <br />U <br />mg /L <br />0.05 <br />0.5 <br />07/08/13 13:30 <br />mpb <br />pH (lab) <br />SM4500H+ B <br />pH <br />1 <br />8.5 <br />H <br />units <br />0.1 <br />0.1 <br />06/26/13 0:00 <br />khw <br />pH measured at <br />1 <br />21.0 <br />C <br />0.1 <br />0.1 <br />06/26/13 0:00 <br />khw <br />Phosphate <br />Calculation based on <br />0.09 <br />B <br />mg /L <br />0.03 <br />0.15 <br />07/11/13 13:09 <br />talc <br />dissolved Ortho <br />Phosphorus <br />Phosphorus, ortho M365 1 -Automated Ascorbic Acid 1 0.03 B mg /L 0.01 0.05 06/25/13 23.24 pjb <br />dissolved <br />Residue, Filterable SM2540C 2 630 mg /L 20 40 06/29/13 10:36 dcw <br />(TDS) @180C <br />Sulfate D516-02- Turbidimetnc 10 200 * mg /L 10 50 07/03/1313:06 mpb <br />REPIN.02.06.05.01 * Please refer to Qualifier Reports for details. <br />Page 2 of 13 <br />