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Sample Location: Bench Underdrains Quality <br />C <br /> <br />Parameters <br />Dates g/1/85 8/1/85 <br />4/29/86 <br />4/29/86 <br />7/31/86 ~ <br />12/18/86 <br />General <br /> <br />Flow or Water Level trickle trickle <br />0.5 <br />1.6 <br />0.5 gpm <br />PH-Field 8.1 8.3 7.2 7.2 7.5 7.4 <br />Lab. 8.05 8.2 7.35 8.1 <br />Conductivity-Field <br /> <br />Specific 1710 2500 <br />1490 <br />3400 <br />3410 <br />2300 <br />Temperature-Field 20~~(c) 2854~s) 1699(c) 4420(c) 4024(c) 3147(c) <br />Dissolved Oxygen 6° <br />Turbidity <br />T. Suspended Solids 6 32 <br />T. Dissolved Solids 1730 4580 142° 5358 5468 4440 <br />T. Combustable Solids 512 816 g 11 <10 888 <br />Hardness 387 2010 <br />S.A.R. (no units) 10.3 4.8 <br />Major Ions <br />Bicarbonate 956 756 1200.2 1049.8 1372.2 1020 <br />Carbonate 0.0 0.0 <1.0 <1.0 <1.0 0.0 <br />Calcium 13 187 128 179 172 17.2 <br />Chloride 24 67 46.9 71 89 2 84 <br />Fluoride 0.42 0.30 0.4 0.4 0.4 0.2I <br />Magnesium 69 439 g9 518 496 355 <br />Au¢nonia 0.52 0.735 <0.05 0.08 0.08 0.300 <br />Nitrate 0.008 4.33 C0.1 4.08 4.19 26.2 <br />Nitrite 0.009 0.067 0.051 <br />Phosphate 0.45 0.26 0.028 <br />Potassium 9.2 20.6 g,2 14.7 14.4 14 <br />9 <br />sodium 420 531 27P.4 632 785 . <br />765 <br />Sulfate 440 2870 308.6 2933.2 3014.6 2290 <br />SulfidF* 0.00 0.00 <br />Trace Metals <br />Aluminum 0.010 0.024 <0.1 0.64 0.140 0.075 <br />' Arsen!c 0.000 0.000 0.002 <br />Bar'_um* 0.1 0.0 0.3 <br />Boron 0.490 0.510 0.4 0.5 0.4 0.780 <br />Cadmium 0.000 0.000 <0.01 <0.01 <0.01 0.000 <br />Chromium* 0.000 0.000 <br />Copper 0.000 0.000 <0.01 0.01 <0.01 0.000 <br />Iron 0.423 0.423 0.06 0.56 0.050 0.423 <br />Lead 0.001 0.000 0.01 <0.01 <0.01 0.004 <br />Manganese 1.73 0.010 0.89 0.06 0.010 0.457 <br />Mercury 0.0000 0. <0.0003 <0.0003 <0.0003 0.0000 <br />Molybdenum <br />Nickel* 0.016 0.009 0.000 <br />Selenium 0.001 0.003 <0.01 <0.01 <0.01 0.000 <br />Zinc 0.007 0.002 ~0. <br />Other <br />Location North South North South South OmpOSite <br />*Removed from recommended list. <br />(T) Total ion concentration. <br />(c) oCalculated opecific Conductivity (add ?°; of the measured conductivity for each <br />C <br />below 25 C) <br />A'1 units below turbidity mg/L unlzss otherwise noted. <br />