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Table 6. Logan Wash Mine Retort Water Analytical Data <br />SamplelD <br />SampleDate <br />Parameters <br />Units <br />LW -RETORT <br />5/12/2015 <br />LW -003 <br />(DUP) <br />5/12/2015 <br />LW -RETORT <br />10/14/2015 <br />LW -003 <br />(DUP) <br />10/14/2015 <br />LW -RETORT <br />5/23/2016 <br />LW -003 <br />(DUP) <br />5/23/2016 <br />LW -RETORT <br />10/4/2016 <br />LW -003 <br />(DUP) <br />10/4/2016 <br />General Chemistry <br />Alkalinity, Bicarbonate (as CaCO3) <br />mg/L <br />410 <br />S00 <br />370 B <br />277 B <br />354 <br />372 <br />3S2 <br />334 <br />Alkalinity, Carbonate (as CaCO3) <br />mg/L <br />100 <br />390 <br />76 <br />390 B <br />21.5 <br />26.9 <br />61.6 <br />64.7 <br />Alkalinity, Total (As CaCO3) <br />mg/L <br />520 <br />110 <br />440 B <br />--- <br />375 <br />399 <br />413 J <br />399 J <br />Ammonia <br />mg/L <br />2.8 <br />3.2 <br />2.6 <br />2.8 <br />1.7 <br />1.69 <br />2.65 <br />1.85 <br />Bromide <br />mg/L <br />2.5 U <br />2.5 U <br />5 U <br />5 U <br />0.08 U <br />0.08 U <br />R <br />R <br />Chemical Oxygen Demand (COD) <br />mg/L <br />50 <br />83 <br />81 <br />81 <br />114 <br />87.5 <br />102 <br />12.9 <br />Chloride <br />mg/L <br />84 <br />83 <br />67 <br />68 <br />76.8 <br />77.3 <br />80.4 <br />80.5 <br />Specific Conductivity <br />umhos/cm <br />8500 <br />8600 <br />8700 <br />--- <br />85700 <br />85100 <br />8310 <br />8260 <br />Cyanide (free) <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Fluoride <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />9.5 <br />9.72 <br />8.87 <br />8.9 <br />Fluoride (dissolved) <br />mg/L <br />10 <br />10 <br />8.7 <br />8.9 <br />--- <br />--- <br />--- <br />--- <br />Hardness <br />mg/L <br />330 <br />310 <br />340 <br />340 <br />332 <br />336 <br />327 <br />320 <br />Nitrate (as N) <br />mg/L <br />0.64 <br />0.5 U <br />1 U <br />1 U <br />0.023 U <br />0.023 U <br />0.023 U <br />0.023 U <br />Nitrite (as N) <br />mg/L <br />0.25 U <br />0.25 U <br />0.5 U <br />0.5 U <br />0.028 U <br />0.028 U <br />0.028 U <br />0.028 U <br />Oil and Grease, Total <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Oil and grease (HEM), polar <br />mg/L <br />3.4 J <br />2.9 J <br />1.6 J <br />4.1 U <br />--- <br />--- <br />--- <br />--- <br />Oil and grease (HEM), total <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />1.38 J <br />1.74 J <br />3.58 J <br />1.160 U <br />pH <br />S. U. <br />8.44 J <br />8.581 <br />8.74 HF <br />8.76 H F <br />8.25 J <br />7.36 <br />8.43 J <br />8.73 J <br />Phenolics (Total) <br />mg/L <br />0.033 <br />0.02065 U <br />0.058 <br />0.031 U <br />0.014 U <br />0.046 U <br />0.039 UJ <br />0.188 J <br />Phosphorus as P, total <br />mg/L <br />0.056 J <br />0.087 J <br />0.077 J <br />0.059 J <br />0.0641 <br />0.054 J <br />0.0591 <br />0.0581 <br />Silica <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />19.7 <br />19.6 <br />19.6 <br />19.6 <br />Sulfate <br />mg/L <br />4200 <br />4200 <br />3500 <br />3700 <br />4120 <br />4160 <br />4010 <br />3930 <br />Sulfate <br />mg/L <br />4200 <br />--- <br />3500 <br />--- <br />4120 <br />4160 <br />4010 <br />3930 <br />Sulfide <br />mg/L <br />46 <br />45 <br />46 <br />50 <br />0.34 J <br />1.32 J <br />1.77 <br />1.84 <br />Sulfite <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Thiocyanate <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Thiosulfate <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Total Dissolved Solids (TDS) <br />mg/L <br />7100 <br />7200 <br />7100 <br />7000 <br />6740 <br />6810 <br />6250 <br />6330 <br />Nitrogen, Total Kjeldahl <br />mg/L <br />4.9 J <br />4.4 J <br />3.9 J <br />4.5 J <br />2.75 <br />2.68 <br />2.98 <br />2.99 <br />Total Organic Carbon (TOC) <br />mg/L <br />19 <br />--- <br />19 <br />19 <br />686 <br />166 <br />25.4 <br />16.9 <br />Total Suspended Solids (TSS) <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Dissolved Organic Carbon (DOC) <br />mg/L <br />20 <br />20 <br />19 <br />18 <br />118 <br />74.8 <br />21.1 <br />21.7 <br />Page 10 of 12 <br />