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TABLE 10 <br />NEWLIN CREEK (DOWNSTREAM) WATER QUALITY DATA <br />(Monitoring Point NC -1) <br />PARAMETER <br />UNITS <br />2012 Sample Dates: <br />2nd QTR. 4th QTR. <br />2012 <br />AVERAGE <br />1997 - 2012 <br />MIN. AVE. MAX. <br />No Flow <br />No Flow <br />pH (field) <br />units <br />7.6 <br />8.4 <br />10.0 <br />Conductivity (field) <br />umhos /cm <br />83 <br />148 <br />275 <br />Temperature (field) <br />deg C <br />6.2 <br />13.1 <br />23.0 <br />Solids, total suspended <br />mg /I <br />0 <br />17 <br />68 <br />Solids, total dissolved <br />mg /I <br />110 <br />123 <br />180 <br />Oil and Grease (visual) <br />yes /no <br />0 <br />0 <br />0 <br />SAR in water <br />mg /I <br />0.00 <br />0.25 <br />0.37 <br />Bicarbonate as CaCO3 <br />mg /I <br />55 <br />71 <br />129 <br />Calcium TR <br />mg /I <br />17 <br />21 <br />38 <br />Chloride <br />mg /I <br />0 <br />1 <br />2 <br />Magnesium TR <br />mg /I <br />4.2 <br />5.6 <br />8.9 <br />Nitrogen, nitrate nitrite <br />mg /I <br />0.00 <br />0.09 <br />0.63 <br />Selenium TR <br />mg /I <br />0.0 <br />0.0 <br />0.0 <br />Phosphorus, ortho <br />mg /I <br />0.01 <br />0.02 <br />0.04 <br />Sodium TR <br />mg /I <br />4 <br />5 <br />9 <br />Sulfate <br />mg /I <br />10 <br />20 <br />40 <br />Aluminum TR <br />mg /I <br />0.00 <br />1.03 <br />2.50 <br />Arsenic TR <br />mg /I <br />0.0000 <br />0.0002 <br />0.0010 <br />Cadmium TR <br />mg /I <br />0.000 <br />0.000 <br />0.000 <br />Copper TR <br />mg /I <br />0.00 <br />0.00 <br />0.00 <br />Iron TR <br />mg /I <br />0.25 <br />0.99 <br />1.85 <br />Lead TR <br />mg /I <br />0.00 <br />0.00 <br />0.00 <br />Manganese TR <br />mg /I <br />0.008 <br />0.021 <br />0.040 <br />Mercury T <br />mg /I <br />0.00 <br />0.00 <br />0.00 <br />Molybdenum TR <br />mg /I <br />0.00 <br />0.00 <br />0.00 <br />Znc TR <br />mg /I <br />0.00 <br />0.01 <br />0.04 <br />NOTES: <br />1. Zero data values = parameter was analyzed for but not detected. <br />2. Blank data fields = no data. <br />EFCI Southfield Mine - 2012 Annual Hydrology Report <br />2012 AHR text.doc <br />Page 23 <br />April 18, 2013 <br />