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Table 6. Logan Wash Mine Retort Water Analytical Data <br />Notes: <br />U = result not detected at the reporting limit <br />J = result value greater than the MDL and less than the RL <br />B = analyte found in sample and associated blank <br />HF = analysis holding time exceeded; result considered es <br />E = result estimated due to the presence of interference <br />R = rejected data <br />--- = Analysis not performed <br />Page 6 of 12 <br />Retort Water Retort Water <br />LW -RETORT <br />LW -RETORT <br />LW -RETORT <br />Settling Pond <br />LW -005 <br />LW -RETORT <br />LW -RETORT <br />SamplelO <br />SampleDate <br />10/11/2007 <br />3/19/2008 <br />10/30/2008 <br />6/3/2009 <br />11/5/2009 <br />11/5/2009 <br />6/2/2010 <br />6/2/2010 <br />11/22/2010 <br />Parameters <br />Units <br />Metals <br />Silicon <br />ug/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Silicon (Dissolved) <br />ug/L <br />--- <br />12200 <br />10100 <br />11800 <br />10600 J <br />11200 J <br />9130 <br />9270 <br />12600 <br />Silver <br />ug/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />-- <br />Silver (Dissolved) <br />ug/L <br />--- <br />--- <br />--- <br />--- <br />-- <br />Sodium <br />ug/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />-- <br />Sodium (Dissolved) <br />ug/L <br />740000 <br />1430000 <br />1320000 <br />1350000 <br />1320000/ <br />17801 <br />1310000 <br />1310000 <br />1460000 <br />Strontium <br />ug/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Strontium (Dissolved) <br />ug/L <br />1700 <br />1970 <br />1700 <br />1790 <br />1730J <br />3.5 J <br />1690 <br />1730 <br />2170 <br />Uranium (Dissolved) <br />ug/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Zinc <br />ug/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Zinc (Dissolved) <br />ug/L <br />5.9 <br />4.5 B <br />14.8 U <br />4.1 <br />2.3 J <br />3.51 <br />1.6 J <br />1.1 <br />2.6 J <br />Volatile Organic Compounds - BTEX <br />Benzene <br />ug/L <br />2.6 <br />1.5 <br />3.5 <br />5.1 <br />4.3 <br />1 U <br />3.7 <br />3.8 <br />3.2 <br />Ethylbenzene <br />ug/L <br />1.2 <br />0.59 J <br />1.8 <br />1.5 <br />1.6 <br />1 U <br />1.3 <br />1.7 <br />1.4 <br />Toluene <br />ug/L <br />1.4 <br />0.6 J <br />2.6 <br />3.2 <br />2.3 <br />1 U <br />1.8 <br />1.9 <br />2.3 <br />Xylenes, Total <br />ug/L <br />8.2 <br />3.4 <br />12 <br />9.5 <br />11 <br />3 U <br />8.4 <br />12 <br />11 <br />Petroleum Products <br />Diesel fuel <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />TPH - Extractable <br />mg/L <br />0.36 <br />--- <br />5 <br />28 <br />7.6 <br />2.9 <br />16 J <br />7.1 J <br />47 <br />TPH (non -polar) <br />mg/L <br />0.36 <br />26 <br />5 <br />28 <br />7.6 <br />2.9 <br />16J <br />7.1 J <br />47 <br />TPH (C21 - C28) <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Radiology <br />Gross Alpha Analytes <br />pci/I <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Gross Beta Analytes <br />pci/I <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Field Parameters <br />Conductivity, field <br />us/cm <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Dissolved oxygen (DO), field <br />mg/L <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Oxidation reduction potential (ORP), field <br />millivolts <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />pH, field <br />S. U. <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Temperature, ambient <br />Deg C <br />--- <br />--- <br />--- <br />--- <br />--- <br />-- <br />Temperature, field <br />Deg C <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Turbidity, field <br />NTU <br />I --- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />--- <br />Notes: <br />U = result not detected at the reporting limit <br />J = result value greater than the MDL and less than the RL <br />B = analyte found in sample and associated blank <br />HF = analysis holding time exceeded; result considered es <br />E = result estimated due to the presence of interference <br />R = rejected data <br />--- = Analysis not performed <br />Page 6 of 12 <br />