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Table B -8. NEW -3, East Portal Shaft, Summary of Water Quality Data <br />1995 <br />1996 <br />1997 <br />1998 <br />1999 <br />2000 <br />2001 <br />2002 <br />2004 <br />2005 <br />2006 <br />2007 <br />2008 <br />2009 <br />2010 <br />2011 <br />Statistics <br />Parameters <br />Units <br />Mean <br />Min. <br />Max. <br />Depth, mean <br />feet <br />417.2 <br />419.8 <br />412.8 <br />397.7 <br />394.4 <br />372.5 <br />365.1 <br />360.4 <br />351.8 <br />350 <br />324.5 <br />324.8 <br />327.3 <br />322 <br />411.8 <br />370.1 <br />Depth, minimum <br />feet <br />419.5 <br />409.5 <br />391.6 <br />320.2 <br />371.5 <br />364.2 <br />356.9 <br />351.1 <br />350 <br />324.4 <br />322 <br />415.5 <br />366.4 <br />320.2 <br />Depth, maximum <br />feet <br />420.1 <br />416.7 <br />405.6 <br />444.4 <br />373.7 <br />365.7 <br />363.9 <br />352.5 <br />322 <br />419.2 <br />388.4 <br />444.4 <br />pH mean (field) <br />standard <br />8 <br />7.4 <br />7.4 <br />7.88 <br />7.93 <br />7.72 <br />pH minimum (field) <br />standard <br />7.3 <br />6.85 <br />7.58 <br />7.65 <br />7.35 <br />6.85 <br />pH maximum (field) <br />standard <br />7.49 <br />8.6 <br />8.17 <br />8.2 <br />8.12 <br />8.6 <br />pH (lab) <br />standard <br />8.1 <br />8.1 <br />8.1 <br />8.1 <br />Conductivity, mean <br />umhos/cm <br />730 <br />344 <br />1081 <br />810 <br />1754 <br />943.8 <br />Conductivity, minimum <br />umhos/cm <br />178 <br />675 <br />617 <br />1730 <br />800.00 <br />178 <br />Conductivity, maximum <br />umhos/cm <br />510 <br />1456 <br />878 <br />1754 <br />1149.5 <br />1754 <br />Temperature, mean <br />°C <br />19.5 <br />17.1 <br />14.68 <br />12.7 <br />13.1 <br />15.42 <br />Temperature, minimum <br />°C <br />17 <br />11.4 <br />8.1 <br />12.6 <br />12.28 <br />8.1 <br />Temperature, maximum <br />°C <br />17.2 <br />17.6 <br />15.1 <br />13.5 <br />15.85 <br />17.6 <br />Dissolved oxygen <br />ppm <br />3.99 <br />3.99 <br />Iron (total) <br />mg/I <br />0.54 <br />0.54 <br />0.54 <br />0.54 <br />Iron (total recoverable) <br />mg/1 <br />0.63 <br />0.63 <br />0.63 <br />0.63 <br />Iron (dissolved) <br />mg/1 <br />0.07 <br />0.07 <br />0.07 <br />0.07 <br />TSS <br />mg/I <br />0.67 <br />6 <br />3.34 <br />0.67 <br />6 <br />TDS @ 180C <br />mg/I <br /><5 <br />680 <br />680.00 <br /><5 <br />680 <br />TDS (calculated) <br />mg/I <br />620 <br />681 <br />650.50 <br />620 <br />681 <br />TCS <br />mg/I <br />606 <br />606.00 <br />606.00 <br />606 <br />Carbonate <br />mg/I <br /><2 <br /><2 <br /><2 <br /><2 <br />Bicarbonate <br />mg/I <br />14 <br />593 <br />303.50 <br />14 <br />593 <br />Manganese <br />mg/I <br />Manganese (total) <br />mg/I <br />470 <br />0.024 <br />235.01 <br />0.024 <br />470 <br />Manganese (dissolved) <br />mg/1 <br />0.025 <br />0.025 <br />0.025 <br />0.025 <br />Sodium <br />mg/1 <br />0.012 <br />0.012 <br />0.012 <br />0.012 <br />Sodium (dissolved) <br />mg/I <br />237 <br />237.00 <br />237 <br />237 <br />Chloride <br />mg/I <br />237 <br />11 <br />124.00 <br />11 <br />237 <br />Sulfate <br />mg/1 <br />6 <br />30 <br />18.00 <br />6 <br />30 <br />Calcium <br />mg/1 <br />50 <br />50.00 <br />50 <br />50 <br />Calcium (dissolved) <br />mg/1 <br />27.2 <br />27.20 <br />27.2 <br />27.2 <br />Magnesium <br />mg/I <br />4.5 <br />4.50 <br />4.5 <br />4.5 <br />Magnesium (dissolved) <br />mg/1 <br />11.7 <br />11.70 <br />11.7 <br />11.7 <br />Potassium <br />mg/1 <br />1.3 <br />1.30 <br />1.3 <br />1.3 <br />Potassium (dissolved) <br />mg/1 <br />6.9 <br />6.90 <br />6.9 <br />6.90 <br />Hydroxide <br />mg/1 <br />9.8 <br /><2 <br />9.80 <br /><2 <br />9.8 <br />Fluonde <br />mg/I <br /><2 <br />0.9 <br />0.9 <br /><2 <br />0.9 <br />Lead <br />mg/I <br />1.3 <br />1.30 <br />1.3 <br />1.3 <br />Lead (dissolved) <br />mg/I <br /><0.001 <br /><0.001 <br /><0.001 <br /><0.001 <br />Selenium <br />mg/1 <br /><0.02 <br /><0.02 <br /><0.02 <br /><0.02 <br />Selenium (dissolved) <br />mg/1 <br /><0.001 <br /><0.001 <br /><0.001 <br /><0.001 <br />SAR <br />standard <br />9.68 <br />9.68 <br />9.68 <br />9.68 <br />Settleable solids <br />mg/I <br />25.6 <br />25.6 <br />25.60 <br />25.6 <br />Zinc <br />mg/I <br />Hardness <br />mg/I <br />116 <br />116 <br />116 <br />116 <br />Table B -8. NEW -3, East Portal Shaft, Summary of Water Quality Data <br />