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Table 5. Logan Wash Mine Retort Water Analytical Data <br />Sample ID: <br />Sample Date: <br />Parameters <br />Units <br />RETORT WATER <br />101312006 <br />LW- RETORT <br />1011112007 <br />LW- RETORT <br />1013012008 <br />LW- RETORT <br />61312009 <br />LW- RETORT <br />111512009 <br />LW -005 <br />61212010 <br />LW- RETORT <br />61212010 <br />LW- RETORT <br />1112212010 <br />LW- RETORT <br />5/11/2011 <br />General Chemistry <br />Alkalinity, bicarbonate <br />ug /L <br />- <br />439000 <br />497000 <br />557000 <br />470000 <br />474000 <br />485000 <br />457000 <br />515000 <br />Alkalinity, carbonate <br />ug /L <br />- <br />57100 <br />5000 U <br />34400 <br />46100 <br />58700 <br />58900 <br />67800 <br />33300 <br />Alkalinity, total (as CaCO3) <br />ug /L <br />521000 <br />496000 <br />497000 <br />592000 <br />516000 <br />532000 <br />543000 <br />525000 <br />572000 <br />Ammonia <br />ug /L <br />70001 <br />3500 <br />330 UJ <br />5700 <br />5900 <br />8200 <br />5400 <br />3500 <br />3800 <br />Bromide <br />ug /L <br />- <br />240 <br />230 <br />200 U <br />200 UJ <br />2000 U <br />2000 U <br />200 U <br />1000 U <br />Chemical oxygen demand (COD) <br />ug /L <br />- <br />142000 <br />16700 <br />138000 <br />106000 <br />128000 <br />112000 <br />267000 <br />150000 <br />Chloride <br />ug /L <br />87800 <br />94600 <br />94200 <br />73200 <br />87900 <br />59500 <br />58900 <br />65800 <br />87300 <br />Conductance, specific <br />umhos /cm <br />- <br />7750 <br />10800 <br />12500 <br />11300 <br />10500 <br />10300 <br />11000 <br />10000 <br />Cyanide, weak acid dissociable <br />ug /L <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Dissolved organic carbon (DOC) <br />ug /L <br />- <br />1400 <br />24400 <br />22000 <br />23300J <br />20900 <br />20900 <br />21300 <br />20600 <br />Fluoride <br />ug /L <br />8000 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Fluoride(dissolved) <br />ug /L <br />- <br />11500 <br />10000 <br />13400 <br />12600 <br />9400 <br />9300 <br />10100 <br />12000 <br />Hardness <br />ug /L <br />- <br />300000 <br />310000 <br />352000 <br />300000 <br />320000 <br />310000 <br />300000 <br />400000 <br />Nitrate (as N) <br />ug /L <br />50 U <br />50 U <br />50 U <br />50 U <br />50 U <br />500 U <br />500 U <br />50 U <br />250 U <br />Nitrite (as N) <br />ug /L <br />- <br />50 U <br />50 U <br />31J <br />2500 UJ <br />500 U <br />500 U <br />460 <br />2500 U <br />Oil and grease <br />ug /L <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Oil and grease (HEM), polar <br />ug /L <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Oil and grease (HEM), total <br />ug /L <br />15800 <br />4800 U <br />4700 U <br />4700 U <br />11500 <br />48800J <br />68001 <br />38500 <br />558000 <br />pH <br />S.U. <br />- <br />8.6J <br />8.4J <br />8.51 <br />8.6J <br />8.7J <br />8.6J <br />8.61 <br />8.5J <br />Phenolics (total) <br />ug /L <br />93 J <br />46 <br />65 <br />100 <br />69 <br />71J <br />70 J <br />72 <br />100 <br />Phosphorus <br />ug /L <br />- <br />100 U <br />811 <br />100 U <br />451 <br />100 U <br />100 U <br />100 U <br />31J <br />Silica <br />ug /L <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Sulfate <br />ug /L <br />3790000 <br />4060000 <br />3680000 <br />3930000 <br />4150000 <br />3980000 <br />4210000 <br />3310000 <br />3820000 <br />Sulfide <br />ug /L <br />- <br />4200 <br />23400 <br />5800 <br />5000 <br />5500 <br />6400 <br />14300 <br />18500 <br />Sulfite <br />ug /L <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Thiocyanate <br />ug /L <br />- <br />- <br />Thiosulfate <br />ug /L <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Totaldissolvedsolids(TDS) <br />ug /L <br />6180000 <br />1470000 <br />5730000 <br />6930000 <br />5360000 <br />7010000 <br />6690000 <br />6580000 <br />1520000 <br />Total kjeldahl nitrogen (TKN) <br />ug /L <br />- <br />5800 <br />10100 <br />11200 <br />10400 <br />7900 <br />7300 <br />7200 <br />11500 <br />Total organic carbon (TOC) <br />ug /L <br />- <br />1400 <br />24300 <br />27500 <br />31700 <br />70600 <br />240000 <br />45700 <br />21700 <br />Total Petroleum Hydrocarbons - Non- <br />ug /L <br />7300 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />Total suspended solids (TSS) <br />ug /L <br />- <br />4000 U <br />2400J <br />8800 <br />4000 U <br />11600J <br />5200J <br />100000 <br />4000 U <br />Page 4 of 9 <br />