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Kerr (Marr) Mine - 2011 Annual Hydrology Report <br />TABLE 1 - SITE AP -1 HISTORIC LOADOUT AREA ALLUVIAL WATER QUALITY DATA <br />Parameters <br />2001 <br />2002 <br />2003 <br />2004 <br />2005 <br />2006 <br />2007 <br />2008 <br />2009 <br />2010 <br />2011 <br />Temp °C <br />10.3 <br />13.3 <br />12.0 <br />12.0 <br />11.7 <br />15.3 <br />13.4 <br />12.5 <br />11.3 <br />14 <br />12.7 <br />H (su) <br />8.0 <br />8.0 <br />7.9 <br />7.9 <br />8.0 <br />8.0 <br />8.0 <br />8.0 <br />8.0 <br />7.9 <br />7.9 <br />EC mhos /cm 20 °C <br />400 <br />383 <br />300 <br />233(-) <br />100(-) <br />501 <br />630 <br />525 <br />595 <br />616.7 <br />600 <br />TDS <br />297 <br />295 <br />293 <br />290 <br />260 <br />303 <br />313 <br />280 <br />309 <br />324.7 <br />306.7 <br />SAR in water <br />0.69 <br />0.61 <br />0.60 <br />0.60 <br />0.60 <br />0.60 <br />0.71 <br />0.5 <br />0.77 <br />0.50 <br />0.49 <br />Calcium (dissolved) <br />45.1 <br />45.5 <br />43.7 <br />44.1 <br />36.6 <br />44.7 <br />43.3 <br />40.5 <br />44.3 <br />50 <br />44.4 <br />Sodium dissolved <br />25.1 <br />22.5 <br />22.3 <br />21.4 <br />19.5 <br />21.5 <br />25.2 <br />17.7 <br />27.3 <br />1 20.6 <br />18.4 <br />Magnesium dissolved <br />34.6 <br />35.6 <br />34.6 <br />33.9 <br />27.6 <br />33.9 <br />32.8 <br />30.6 <br />34.3 <br />37.6 <br />35.7 <br />Potassium dissolved <br />1.2 <br />1.2 <br />1.0 <br />0.9 <br />1.0 <br />0.9 <br />1.2 <br />0.9 <br />1.6 <br />1.2 <br />1.1 <br />Sulfate <br />27 <br />20 <br />43.3 <br />23.3 <br />30.0 <br />1 36.7 <br />26.7 <br />25.0 <br />25 <br />26.7 <br />23.3 <br />Chloride <br />5 <br />4 <br />3.3 <br />3.0 <br />3.7 <br />4.3 <br />7.0 <br />4.5 <br />3.5 <br />3.3 <br />3.7 <br />Carbonate as CaCO3 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br />6.3 <br />1 9.3 <br />3.3 <br />4 <br />Bicarbonate as CaCO3 <br />284 <br />259 <br />249 <br />270 <br />235.5 <br />254.3 <br />261.0 <br />238 <br />264.5 <br />297.3 <br />292.3 <br />Fluoride <br />Nitrate-Nitrogen diss <br />0.03 <br />0.26 <br />0.02 <br />0.01 <br />0.01 <br />0.02 <br />0.01 <br />0.02 <br />0.04 <br />.06 <br />0.025 <br />Iron dissolved <br />0.27 <br />0.11 <br />0.42 <br />1 0.24 <br />0.3 1 <br />0.37 <br />0.12 <br />0.1 <br />0.17 <br />0.3 <br />0.2 <br />Manganese (dissolved) <br />0.450 <br />0.463 <br />0.499 <br />0.352 <br />0.276 <br />0.226 <br />0.389 <br />0.4 <br />0.47 <br />0.40 <br />0.4 <br />Note: All values represent water year mean values in mg /I unless otherwise noted. <br />Note - Equipment malfunction for EC in parts of 2004 and 2005, data removed. <br />