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Table 6. Logan Wash Mine Retort Water Analytical Data <br />SamplelD <br />SampleDate <br />Parameters <br />Units <br />Retort Water Retort Water <br />10/11/2007 3/19/2008 <br />LW -RETORT <br />10/30/2008 <br />LW -RETORT <br />6/3/2009 <br />LW -RETORT <br />11/5/2009 <br />Settling Pond <br />11/5/2009 <br />LW -005 <br />6/2/2010 <br />LW -RETORT <br />6/2/2010 <br />LW -RETORT <br />11/22/2010 <br />General Chemistry <br />Alkalinity, Bicarbonate (as CaCO3) <br />mg/L <br />439 <br />436 <br />497 <br />557 <br />470 <br />435 <br />474 <br />485 <br />457 <br />Alkalinity, Carbonate (as CaCO3) <br />mg/L <br />57.1 <br />69.6 <br />5 U <br />34.4 <br />46.1 <br />30.5 <br />58.7 <br />58.9 <br />67.8 <br />Alkalinity, Total (As CaCO3) <br />mg/L <br />496 <br />506 <br />497 <br />592 <br />516 <br />465 <br />532 <br />543 <br />525 <br />Ammonia <br />mg/L <br />3.5 <br />4.9 J <br />0.33 U J <br />5.7 <br />5.9 <br />2.3 <br />7.9 <br />5.4 <br />3.5 <br />Bromide <br />mg/L <br />240 <br />0.24 <br />0.23 <br />0.2 U <br />0.2 U J <br />0.2 U J <br />2 U <br />2 U <br />0.2 U <br />Chemical Oxygen Demand (COD) <br />mg/L <br />142 <br />171 <br />16.7 <br />138 <br />106 <br />73.4 <br />128 <br />112 <br />267 <br />Chloride <br />mg/L <br />94.6 <br />86.1 <br />94.2 <br />73.2 <br />87.9 <br />97 <br />59.5 <br />58.9 <br />65.8 <br />Specific Conductivity <br />umhos/cm <br />7750 <br />11200 <br />10800 <br />12500 <br />11300 <br />11500 <br />10500 <br />10300 <br />11000 <br />Cyanide (free) <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Fluoride <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Fluoride (dissolved) <br />mg/L <br />11.5 <br />10.1 <br />10 <br />13.4 <br />12.6 <br />12.3 <br />9.4 <br />9.3 <br />10.1 <br />Hardness <br />mg/L <br />300 <br />340 <br />310 <br />352 <br />300 <br />340 <br />320 <br />310 <br />300 <br />Nitrate (as N) <br />mg/L <br />0.05 U <br />0.05 U <br />0.05 U <br />0.05 U <br />0.05 U <br />0.98 <br />0.5 U <br />0.5 U <br />0.05 U <br />Nitrite (as N) <br />mg/L <br />0.05 U <br />0.05 U <br />0.05 U <br />0.031 J <br />2.5 U J <br />2.5 U J <br />0.5 U <br />0.5 U <br />0.46 <br />Oil and Grease, Total <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Oil and grease (HEM), polar <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Oil and grease (HEM), total <br />mg/L <br />4.8 U <br />11.4 <br />4.7 U <br />4.7 U <br />11.5 <br />4.8 U <br />48.8 J <br />6.8 J <br />38.5 <br />pH <br />S.U. <br />8.61 <br />8.6 <br />8.4J <br />8.5J <br />8.6J <br />8.5J <br />8.7J <br />8.6J <br />8.6J <br />Phenolics (Total) <br />mg/L <br />46 <br />46 <br />0.065 <br />0.1 <br />0.069 <br />0.018 <br />0.0711 <br />0.07 J <br />0.072 <br />Phosphorus as P, total <br />mg/L <br />0.1 U <br />0.1 U <br />0.081 J <br />0.1 U <br />0.045 J <br />0.07 J <br />0.1 U <br />0.1 U <br />0.1 U <br />Silica <br />mg/L <br />--- <br />11200 <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Sulfate <br />mg/L <br />4060 <br />4060 <br />3680 <br />3930 <br />4150 <br />4140 <br />3980 <br />4210 <br />3310 <br />Sulfate <br />mg/L <br />4060 <br />4060 <br />3680 <br />3930 <br />4150 <br />4140 <br />3980 <br />4210 <br />3310 <br />Sulfide <br />mg/L <br />--- <br />--- <br />23.4 <br />5.8 <br />5 <br />2.4 J <br />5.5 <br />6.4 <br />14.3 <br />Sulfite <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />-- <br />--- <br />--- <br />--- <br />Thiocyanate <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Thiosulfate <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Total Dissolved Solids (TDS) <br />mg/L <br />1470 <br />5990 <br />5730 <br />6930 <br />5360 <br />7200 <br />7010 <br />6690 <br />6580 <br />Nitrogen, Total Kjeldahl <br />mg/L <br />5.8 <br />4.5 <br />10.1 <br />11.2 <br />10.4 <br />7.1 <br />7.9 <br />7.3 <br />7.2 <br />Total Organic Carbon (TOC) <br />mg/L <br />--- <br />35.5 <br />24.3 <br />27.5 <br />31.7 <br />23.9 <br />70.6 <br />240 <br />45.7 <br />Total Suspended Solids (TSS) <br />mg/L <br />4 U <br />4.8 <br />2.4 J <br />8.8 <br />4 U <br />2.8 J <br />11.6 J <br />5.2 J <br />100 <br />Dissolved Organic Carbon (DOC) <br />mg/L <br />1.4 <br />35.7 <br />24.4 <br />22 <br />23.3 J <br />24.2 J <br />20.9 <br />20.9 <br />21.3 <br />Page 4 of 12 <br />