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Parameters <br />Units <br />1994 <br />1995 <br />Mean <br />1996 <br />1997 <br />1998 <br />1999 <br />2000 <br />2001 <br />2002 <br />2003 <br />2004 <br />2005 <br />2006 <br />2007 <br />2008 <br />2009 <br />2010 <br />Statistic, <br />Mean <br />Min. <br />Max. <br />Depth, mean <br />feet <br />664 0 <br />772 77 <br />831 <br />754 1 <br />741 0 <br />701 0 <br />717 8 <br />750 0 <br />>750 <br />>750 <br />741 5 <br />Depth, minimum <br />feet <br />664 0 <br />744 1 <br />755 0 <br />740 9 <br />739 0 <br />663 <br />712 8 <br />750 <br />>750 <br />>750 <br />721 1 <br />663 <br />Depth, maximum <br />feet <br />664 0 <br />796 0 <br />968 0 <br />760 1 <br />743 0 <br />739 <br />722 8 <br />750 <br />>750 <br />>750 <br />767 9 <br />968 <br />pH mean (field) <br />standard <br />11 8 <br />9 48 <br />10 64 <br />pH minimum (field <br />standard <br />11.8 <br />8 21 <br />10 01 <br />8 21 <br />pH maximum (field <br />standard <br />11 8 <br />11 75 <br />1 1 78 <br />11 8 <br />pH (lab) <br />standard <br />Conductivity, mean <br />umhos /cm <br />1491 <br />939 <br />1215 11 <br />Conductivity, minimum <br />umhos /cm <br />1491 <br />215 <br />853.00 <br />215 <br />Conductivity, maximum <br />umhos /cm <br />1491 <br />1903 <br />1697 00 <br />1903 <br />Temperature, mean <br />°C <br />14 0 <br />19 7 <br />16.85 <br />Temperature, minimum <br />°C <br />14 0 <br />14.1 <br />14.05 <br />14 <br />Temperature, maximum <br />°C <br />14 0 <br />24.3 <br />19.15 <br />24.3 <br />Dissolved oxygen <br />ppm <br />Iron (total) <br />mg/1 <br />20 85 <br />20.85 <br /><0.03 <br />20 85 <br />Iron (total recoverable) <br />mg/I <br />Iron (dissolved) <br />mgt <br />TSS <br />mgt <br />42 0 <br />42 0 <br />42 <br />42 <br />TDS (a 180C <br />mg/1 <br />1023.3 <br />1023 33 <br />1023 3 <br />1023.3 <br />TDS (calculated) <br />mg/I <br />934 <br />934 00 <br />934 <br />934 <br />TCS <br />mg/I <br />Carbonate <br />mg/1 <br />31133 <br />31133 <br />31133 <br />311.33 <br />Bicarbonate <br />mgI <br />592 33 <br />592.33 <br />592 33 <br />592.33 <br />Nitrate as N, diss <br />mg /I <br />0 06 <br />0.06 <br />0.06 <br />0 06 <br />Nitrate/Nitrite as N diss <br />mg) <br />0.09 <br />0 09 <br />0 09 <br />0.09 <br />Nitrite as N diss <br />mg/ <br />0 03 <br />0 03 <br />0 03 <br />0.03 <br />Nitrogen, ammonia <br />mg /I <br />2 5 <br />2 5 <br />2 5 <br />2.5 <br />Phosphate <br />mg/1 <br /><0 03 <br /><0 03 <br /><0 03 <br /><0 03 <br />Phosphorous <br />mg /1 <br />0 005 <br />0 005 <br />0 005 <br />0 005 <br />Manganese <br />mg /I <br />Manganese (total) <br />mg /I <br />0.12 <br />0 12 <br />0 12 <br />0 12 <br />Manganese (dissolved) <br />mg /I <br />0 007 <br />0 007 <br />0.007 <br />0 007 <br />Sodium <br />mg /I <br />Sodium (dissolved) <br />mg /I <br />434 68 <br />434 68 <br />434 68 <br />434 68 <br />Chloride <br />mg /I <br />48 67 <br />48 67 <br />48 67 <br />48 67 <br />Sulfate <br />mg /I <br />20 0 <br />20 00 <br />20 <br />20 <br />Calcium <br />mg /I <br />2 23 <br />2 23 <br />2 23 <br />2 23 <br />Calcium (dissolved) <br />mg/I <br />Magnesium <br />mg/I <br />0 5 <br />0.5 <br />0 5 <br />0 5 <br />Magnesium (dissolved) <br />mg/1 <br />Potassium <br />mg/I <br />4 5 <br />4 5 <br />4.5 <br />4 5 <br />Potassium (dissolved) <br />mg/1 <br />Hydroxide <br />mg/I <br /><2 00 <br /><2 <br /><2 <br /><2 <br />Fluoride <br />mgil <br />6 00 <br />6 <br />6 <br />6 <br />Lead <br />mg /I <br /><0 02 <br /><0 02 <br /><0 02 <br /><0.02 <br />Arsenic (diss) <br />mg) <br />0.001 <br />0.001 <br />0 001 <br />0.001 <br />Cadmium (total) <br />mg/1 <br />0.003 <br />0.003 <br />0 003 <br />0 003 <br />Lead (dissolved) <br />mg/1 <br /><0.02 <br /><0.02 <br /><0.02 <br /><0.02 <br />Selenium <br />mg] <br /><0.001 <br /><0.001 <br /><0 001 <br /><0.001 <br />Selenium (dissolved) <br />mgl <br />Mercury <br />mg/1 <br />0 0005 <br />0.0005 <br />0 0005 <br />0.0005 <br />SAR <br />standard <br />74 <br />74 00 <br />74 <br />74 <br />Settleable solids <br />mg/1 <br />Zinc <br />mg/I <br />0 05 <br />0.05 <br />0 05 <br />0.05 <br />Hardness <br />mg/I <br />Table B-12. NM -21, Summary of Water Quality Data <br />