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Table B -9. NEW -4, Downdip of Mine Porta s, Summary of Water Quality Data <br />Units <br />1995 <br />1995 <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 />2011 <br />Statistics <br />Parameters <br />Mean <br />Min. <br />Max. <br />Depth, mean <br />feet <br />351.3 <br />346.6 <br />340.1 <br />334.9 <br />330.0 <br />325.4 <br />318 1 <br />313.4 <br />309.6 <br />307 1 <br />304 2 <br />302.1 <br />302.6 <br />303.0 <br />304.1 <br />344 6 <br />383.3 <br />376.1 <br />327.6 <br />302.1 <br />383 3 <br />Change depth/year <br />4.7 <br />6.5 <br />5 2 <br />4 9 <br />4.6 <br />7.3 <br />4.7 <br />3.8 <br />2.5 <br />2.9 <br />2 I <br />-0.5 <br />-0.4 <br />-1.0 <br />-40.5 <br />-38 8 <br />7 3 <br />-1 5 <br />-40.5 <br />7.3 <br />Depth, minimum <br />feet <br />349.8 <br />343 8 <br />332.6 <br />333.0 <br />328.1 <br />322.2 <br />315.4 <br />311.4 <br />308 7 <br />306 2 <br />303.3 <br />301.6 <br />302.5 <br />303.9 <br />341.1 <br />372 9 <br />323 5 <br />301.6 <br />372.9 <br />Depth, maximum <br />feet <br />352 8 <br />348.8 <br />348.8 <br />338 5 <br />331.9 <br />327.6 <br />320 5 <br />315 2 <br />311 <br />308 <br />305 1 <br />302 6 <br />302 7 <br />304 2 <br />348 <br />379 2 <br />327.8 <br />302.6 <br />379 2 <br />pH mean (field) <br />standard <br />8.4 <br />7 86 <br />7.7 <br />7.71 <br />7.55 <br />7.47 <br />7 3 <br />7.6 <br />8.17 <br />8.05 <br />7 9 <br />8.0 <br />8.05 <br />8.15 <br />7.85 <br />7.3 <br />8.4 <br />pH minimum (field) <br />standard <br />8.4 <br />7 37 <br />7 49 <br />7.5 <br />7 31 <br />7.05 <br />7.3 <br />7.6 <br />7 7 <br />7.99 <br />7.9 <br />7.60 <br />7.05 <br />8 4 <br />pH maximum (field) <br />standard <br />8.8 <br />8 87 <br />8.1 <br />8.1 <br />7.78 <br />7.47 <br />7 3 <br />7.6 <br />8.4 <br />8.1 <br />8 1 <br />8.06 <br />7.3 <br />8.87 <br />pH (lab) <br />standard <br />8.1 <br />8 <br />7.9 <br />8.0 <br />7.9 <br />8.1 <br />Conductivity, mean <br />umhos/cm <br />1364 <br />1724 <br />1426 <br />2044 <br />2190 <br />2193 <br />2510 <br />1090 <br />1383 <br />2190 <br />1885 <br />2670 <br />2630 <br />1742 <br />1931.50 <br />1090 <br />2670 <br />Conductivity, minimum <br />umhos/cm <br />719 <br />617 <br />519 <br />1500 <br />1800 <br />2010 <br />893 <br />1810 <br />1505 <br />1263 7 <br />519 <br />2010 <br />Conductivity, maximum <br />umhos/cm <br />2010 <br />2120 <br />2690 <br />2330 <br />2540 <br />2420 <br />2840 <br />2570 <br />2640 <br />2670 <br />2630 <br />2496.36 <br />2010 <br />2840 <br />Temperature, mean <br />°C <br />13.7 <br />19.7 <br />18.4 <br />16.5 <br />16 6 <br />12.4 <br />11.7 <br />12.4 <br />13 74 <br />14.65 <br />13 5 <br />16.9 <br />16.1 <br />15.5 <br />15.13 <br />11.7 <br />19.7 <br />Temperature, minimum <br />°C <br />17 6 <br />15.9 <br />12.6 <br />11.5 <br />6 5 <br />13 <br />12.8 <br />12.6 <br />12.81 <br />6.5 <br />17.6 <br />Temperature, maximum <br />°C <br />22.6 <br />18.4 <br />19.1 <br />22.3 <br />15.4 <br />17 5 <br />16.5 <br />16.2 <br />18.50 <br />15.4 <br />22.6 <br />Dissolved oxygen <br />ppm <br />3.2 <br />3.2 <br />3.2 <br />3.2 <br />Iron (total) <br />mg/I <br />0.62 <br />0.39 <br />0 12 <br />0.07 <br />0.62 <br />0 46 <br />0.16 <br />0 26 <br />0.32 <br />0.51 <br />0.35 <br />0.07 <br />0 62 <br />Iron (total recoverable) <br />mg/1 <br />0.07 <br />0.01 <br />0.02 <br />0.72 <br />0.33 <br />0.3 <br />0.59 <br />0.29 <br />0.01 <br />0 72 <br />Iron (dissolved) <br />mg/1 <br />0.04 <br />0.02 <br />0.06 <br />0.75 <br />0.78 <br />0.79 <br /><.01 <br />0 02 <br />0.03 <br />0.04 <br /><.02 <br />0.28 <br /><0.01 <br />0.79 <br />TSS <br />mg/1 <br />36 <br />12 <br /><5 <br />5 <br /><5 <br />36 <br />26 <br /><5 <br />7 <br />20.33 <br /><5 <br />36 <br />TDS (a) 180C <br />mg/1 <br />1312 <br />1390 <br />1480 <br />1480 <br />1500 <br />1500 <br />1530 <br />200 <br />1590 <br />1590 <br />1570 <br />1650 <br />1650 <br />1130 <br />1398.00 <br />200 <br />1650 <br />TDS (calculated) <br />mg/I <br />1470 <br />1460 <br />1440 <br />1400 <br />1520 <br />1560 <br />1620 <br />1630 <br />1580 <br />1680 <br />1536 00 <br />1400 <br />1680 <br />TCS <br />mg/I <br />50 <br />50 <br />50 <br />50 <br />Carbonate <br />mg/I <br />4 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br />85 <br />35 <br />65 <br />47.25 <br /><2 <br />85 <br />Bicarbonate <br />mg /1 <br />1191 <br />1380 <br />1340 <br />1340 <br />1330 <br />1440 <br />1480 <br />1500 <br />1500 <br />1440 <br />1520 <br />1420 <br />929 <br />1370 <br />929 <br />1520 <br />Manganese <br />mg /1 <br />Manganese (total) <br />mg /1 <br />0.02 <br />0.015 <br />0 016 <br />0.011 <br />0 007 <br />0.041 <br />0.034 <br />4.1 <br />0.037 <br />0.013 <br /><.005 <br />0.016 <br />0.019 <br />0.36 <br />0.007 <br />4.1 <br />Manganese (dissolved) <br />mg /I <br />0.01 <br />0.007 <br />0.009 <br />0.013 <br />< 005 <br />3 8 <br />0.028 <br />0.006 <br /><.005 <br /><.005 <br /><.005 <br />0.55 <br />0.006 <br />3 8 <br />Sodium <br />mg/I <br />520 <br />613 <br />630 <br />692 <br />613.75 <br />520 <br />692 <br />Sodium (dissolved) <br />mg /I <br />609 <br />572 <br />627 <br />638 <br />671 <br />702 <br />656 <br />667 <br />448 <br />621.11 <br />448 <br />702 <br />Chloride <br />mg /I <br />8 <br />7 <br />8 <br />11 <br />10 <br />7 <br />9 <br />9 <br />8 <br />8 <br />4 <br />9 <br />7 <br />8 08 <br />4 <br />11 <br />Sulfate <br />mg/I <br />72.5 <br />9 <br /><10 <br /><10 <br />20 <br />10 <br />10 <br />20 <br /><10 <br /><10 <br /><10 <br />56 <br />49 <br />30.81 <br /><10 <br />72 5 <br />Calcium <br />mg/I <br />7 <br />6.6 <br />5.9 <br />6.50 <br />5.9 <br />7 <br />Calcium (dissolved) <br />mg /1 <br />6.2 <br />6 2 <br />8 <br />7 <br />7 5 <br />9.5 <br />7 6 <br />7.7 <br />7.2 <br />17.9 <br />8.48 <br />6 2 <br />17.9 <br />Magnesium <br />mg /1 <br />3 <br />3 2 <br />3.1 <br />4.2 <br />3.38 <br />3 <br />4 2 <br />Magnesium (dissolved) <br />mg /I <br />2.9 <br />3.3 <br />3.6 <br />3 1 <br />4.4 <br />3.8 <br />3 8 <br />4.5 <br />3.68 <br />2.9 <br />4 5 <br />Potassium <br />mg/I <br />4.5 <br />5.6 <br />5.6 <br />5 23 <br />4.5 <br />5.6 <br />Potassium (dissolved) <br />mg /I <br />5.1 <br />5.9 <br />6.3 <br />6.1 <br />6.2 <br />7.1 <br />7.1 <br />7 <br />6 6 <br />4.7 <br />6.21 <br />4.7 <br />7.10 <br />Hydroxide <br />mg/I <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br /><2 <br />Fluoride <br />mg/I <br />1.3 <br />2 <br />2 <br />2 6 <br />0.23 <br />1.63 <br />0.23 <br />2.6 <br />Lead <br />mg/1 <br />0 02 <br />0.05 <br />0 04 <br />0.037 <br />0 02 <br />0.05 <br />Lead (dissolved) <br />mg /1 <br /><.001 <br />< 001 <br /><.001 <br />< 001 <br /><.0002 <br /><0 001 <br /><0.001 <br /><0.001 <br />Selenium <br />mg /1 <br /><.001 <br /><.001 <br /><0.001 <br /><0.001 <br /><0.001 <br />Selenium (dissolved) <br />mg/I <br /><.001 <br /><.001 <br /><.001 <br />< 001 <br /><.001 <br /><0.001 <br /><0.001 <br /><0.001 <br />SAR <br />standard <br />42.06 <br />49.6 <br />52 9 <br />51.2 <br />46.7 <br />46.8 <br />51.1 <br />50.4 <br />47.8 <br />51.5 <br />48.9 <br />50.6 <br />24 8 <br />47.258 <br />24 8 <br />52.9 <br />Settleable solids <br />mg/I <br />Zinc <br />mg/I <br />Hardness <br />mg/I <br />29.5 <br />30 <br />27 <br />29 <br />35 <br />30 <br />34 <br />42 <br />35 <br />35 <br />34 <br />63 <br />35.292 <br />27 <br />63 <br />Denotes Questionable Lab Results <br />Table B -9. NEW -4, Downdip of Mine Porta s, Summary of Water Quality Data <br />