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N0. 1 MINE DISCHARGE <br />• 01-03-84 02-20-84 03-19-84 03-12-84 04-27-84 <br /> pH (su) 7.5 7.7 7.6 7.8 7.4 <br /> Conducitivity <br /> (umhos/cm) -0- 1100 1050 -0- 1140 <br /> Temperature (°C) 5.3 9.0 5.3 5.2 '. 6.5 <br /> Ammonia 0.19 0.60 <br /> Bicarbonate 774 782 <br /> Cadmium 0.0005 0.0000 <br /> Calcium 27.5 20.0 <br /> Carbonate 0.000 0.000 <br /> Chloride 5.2 6.0 <br /> Copper 0.008 6.0 <br /> Iron 0.000 0.80 0.000 0.40 1.3 <br />• L <br />d <br /> ea 0.009 0.001 <br /> Magnesium 19.9 _. 17.6 <br /> Manganese 0.004 `~ 0.005 <br /> Potassium 2.23 1.54 <br /> Selenium 0.000 0.003 <br /> Silver 0.0000 0.0004 <br /> Sodium 266 287 <br /> Sulfate 60 37.5 <br /> Zinc 0.005 0.004 <br /> Dissolved Solids 860 894 804 804 826 <br /> Suspended Solids 17.2 38.8 35.2 46.4 16.8 <br /> Oil & Grease 1.4 10.0 3.4 0.4 1.4 <br /> <br /> <br />