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Bowie Resources, LLC <br />Bowie No. 2 Mine <br />2016 Annual Hydrology Report <br />Summary Information <br />Surface Water <br />Deer -low <br />Canal - Deer Trail Ditch <br />Elevation - 5920 <br />Initiated j 6/14/1995 6/14/1995 6/14/1995 6/14/1995 6/14/1995 <br />Activated N 3/30/1997 3/30/1997 3/30/1997 3/30/1997 3/30/1997 <br />Date § 11/16/2016 10/27/2016 9/20/2016 6/28/2016 3/22/2016 <br />Field <br />Parameters <br />UNITS <br />Baseline <br />Min Ave <br />Max <br />Operation <br />Min Ave <br />Max <br />Flow <br />GPM <br />0 <br />8 <br />32 <br />0 <br />7 <br />83 <br />1.33 <br />1.5 <br />12 0 9.37 <br />Water Level in Flume <br />Feet <br />0.00 <br />0.05 <br />0.17 <br />FieldComment <br />No Flow <br />ph <br />su <br />6.8 <br />8.3 <br />9.0 <br />7.7 <br />8.4 <br />9.2 <br />8.8 <br />8.3 <br />8.2 8.5 <br />Conductivity <br />umhos/cm <br />80 <br />276 <br />638 <br />60 <br />216 <br />720 <br />335 <br />331 <br />157 240 <br />Temperature <br />Celsius <br />4.9 <br />13.1 <br />21.2 <br />3.1 <br />11.6 <br />21.5 <br />5.61 <br />8.71 <br />15.6 6.3 <br />DO <br />mg/L <br />0.0 <br />3.7 <br />10.7 <br />0.0 <br />6.3 <br />12.1 <br />10.031 <br />5.01 <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg/L <br />41 <br />70 <br />118 <br />39 <br />101 <br />172 <br />172 <br />Chloride <br />mg/L <br /><MDL <br />1 <br />2 <br /><MDL <br />2.0 <br />4.0 <br />2 <br />2.1 <br />Chromium III Crlll <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Chromium VI CrIV <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Cyanide, Total <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Conductivity <br />umhos/cm <br />97 <br />148 <br />238 <br />98 <br />214 <br />308 <br />278 <br />Hardness <br />mg/L <br />48 <br />67 <br />96 <br />33 <br />85 <br />119 <br />111 <br />119 <br />Nitrate -Nitrite <br />mg/L <br /><MDL <br />0.07 <br />0.17 <br /><MDL <br />0.01 <br />0.04 <br /><MDL <br /><MDL <br />Nitrate <br />mg/L <br /><MDL <br />0.08 <br />0.17 <br /><MDL <br />0.54 <br />2.69 <br /><MDL <br /><MDL <br />Nitrite <br />mg/L <br /><MDL <br />0.01 <br />0.02 <br /><MDL <br />0.00 <br />0.01 <br /><MDL <br /><MDL <br />Ammonia <br />mg/L <br />0.10 <br />0.18 <br />0.25 <br /><MDL <br />Oil and Grease <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />2 <br />2 <br /><MDL <br /><MDL <br />pH <br />su <br />7.5 <br />7.8 <br />8.0 <br />7.7 <br />8.0 <br />8.6 <br />8.1 <br />7.9 <br />Phosphate <br />mg/L <br /><MDL <br />0.03 <br />0.08 <br /><MDL <br />0.03 <br />0.08 <br /><MDL <br />ResidueFilterable-TDS <br />mg/L <br />30 <br />93 <br />150 <br />70 <br />177 <br />302 <br />182 <br />ResidueNonFilterable-TSS mg/L <br />6 <br />101 <br />286 <br /><MDL <br />17 <br />41 <br /><MDL <br />SAR <br />0.21 <br />0.38 <br />0.68 <br /><MDL <br />0.47 <br />1.13 <br />0.866 <br />Sulfate <br />mg/L <br /><MDL <br />7 <br />10 <br /><MDL <br />12 <br />20 <br />13.3 <br />13.1 <br />Sulfide S <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Aluminum (TREC) <br />mg/L <br />0.25 <br />3.03 <br />7.68 <br />0.14 <br />0.58 <br />1.32 <br /><MDL <br />Arsenic (TREC) <br />mg/L <br /><MDL <br />0.001 <br />0.002 <br /><MDL <br />0.0024 0.0150 <br /><MDL <br /><MDL <br />Boron <br />mg/L <br />0.78 <br />0.78 <br />0.78 <br /><MDL <br />Cadmium (TREC) <br />mg/L <br /><MDL <br />0.001 <br />0.003 <br /><MDL <br />0.01 <br />0.05 <br /><MDL <br /><MDL <br />Calcium (TREC) <br />mg/L <br />13.4 <br />18.8 <br />26.9 <br />9.1 <br />23.2 <br />33.8 <br />30.7 <br />33.8 <br />Copper (TREC) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.004 <br />0.017 <br /><MDL <br /><MDL <br />Iron (Dissolved) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.04 <br />0.10 <br />0.056 <br />0.0716 <br />Iron (TREC) <br />mg/L <br />0.45 <br />3.83 <br />9.79 <br />0.10 <br />0.47 <br />1.01 <br /><MDL <br />0.36 <br />Lead (TREC) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.0074 0.0400 <br /><MDL <br /><MDL <br />Magnesium (TREC) <br />mg/L <br />3.4 <br />4.9 <br />6.9 <br />2.5 <br />6.5 <br />8.6 <br />8.34 <br />8.35 <br />Manganese (Dissolved) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />1.1 <br />6.2 <br />0.0665 <br />Manganese (TREC) <br />mg/L <br />0.012 <br />0.075 <br />0.193 <br />0.001 <br />0.031 <br />0.107 <br />0.0065 <br />0.0996 <br />Mercury (TREC) <br />mg/L <br /><MDL 0.00007 0.0002 <br /><MDL 0.00005 0.0002 <br /><MDL <br /><MDL <br />Molyebdenum (TREC) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.0003 0.0010 <br /><MDL <br />Nickel <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Selenium (TREC) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.002 <br />0.010 <br /><MDL <br /><MDL <br />Silver <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Sodium (TREC) <br />mg/L <br />3.7 <br />7.6 <br />15.3 <br />3.9 <br />13.2 <br />31.5 <br />22.2 <br />Zinc (TREC) <br />mg/L <br />0.03 <br />0.03 <br />0.04 <br /><MDL <br />0.02 <br />0.05 <br /><MDL <br /><MDL <br />The lower end of Deer Trail Ditch is monitored at a point where the ditch empties into the Fire Mountain Canal. <br />Data no provided in field notes <br />" No laboratory data provided <br />Baseline Information for Point Deer -low is derived from events beginning on 6/14/95 through 3/30/97. <br />Point influenced by mining on 3/30/97. <br />Figure 68 <br />