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Bowie Resources, LLC Ground Water <br />Bowie No. 2 Mine <br />2013 Annual Hydrology Report DH -49 <br />B Gulch - Drill Hole <br />Pipe Elevation - 7203.4 <br />Pipe 0.7' above ground <br />Depth - 324' <br />Initiated <br />6/12/1995 <br />6/12/1995 <br />6/12/1995 <br />6/12/1995 <br />Activated <br />303.82 <br />Date <br />11/12/2013 <br />10/1/2013 <br />6/18/2013 <br />10/23/2012 <br />Summary Information <br />Field <br />Parameters <br />Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Static Water Level <br />Feet <br />99.57 <br />216.1 <br />303.82 <br />303.82 <br />299.85 <br />281.42 <br />298.46 <br />Water Elevation <br />Feet <br />6899.6 <br />6987.3 <br />7103.8 <br />6899.58 <br />6903.55 <br />6921.98 <br />6904.94 <br />FieldComment <br />1 <br />ph <br />su <br />7.1 <br />7.3 <br />7.5 <br />7.5 <br />7.5 <br />7.3 <br />7.4 <br />Conductivity <br />umhos /cm <br />1220 <br />2028 <br />3300 <br />4300 <br />4300 <br />4400 <br />4300 <br />Temperature <br />Celsius <br />101 <br />11.91 <br />13.5 <br />1 <br />1 <br />13.41 <br />13.81 <br />15.11 <br />14.2 <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg /L <br />313.4 <br />1276.9 <br />1860.0 <br />1406.29 <br />1353.77 <br />1082 <br />Carbonate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Chloride <br />mg /L <br />1.78 <br />40.04 <br />344.61 <br />344.61 <br />322.59 <br />108.31 <br />Conductivity <br />umhos /cm <br />1160 <br />3454 <br />5920 <br />3803 <br />3741 <br />3482 <br />Hardness <br />mg /L <br />34.00 <br />220.91 <br />491.00 <br />204.44 <br />195.03 <br />169.52 <br />Nitrate - Nitrite <br />mg /L <br />0.10 <br />3.591 <br />8.90 <br /><MDL <br /><MDL <br />0.1 <br />Ammonia <br />mg /L <br />0.00 <br />1.38 <br />5.00 <br />1 <MDL <br /><MDL <br />0.22 <br />pH <br />su <br />7.1 <br />7.7 <br />8.7 <br />7.55 <br />7.49 <br />7.53 <br />Phosphate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Residue Filterable (TDS) <br />mg /L <br />700 <br />2441 <br />3411 <br />1 <br />3266 <br />3200 <br />3087 <br />Sulfate <br />mg /L <br />180.0 <br />582.3 <br />828.0 <br />585.41 <br />541.171 <br />828 <br />Arsenic (Dissolved) <br />mg /L <br /><MDL <br />0.051 <br />0.56 <br />0.002 <br />0.002 <br />0.004 <br />Cadmium (Dissolved) <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br />0.029 <br />0.04 <br />0.01 <br />Calcium (Dissolved) <br />mg /L <br />0.55 <br />37.97 <br />100.00 <br />23 <br />12.8 <br />3.9 <br />Iron (Dissolved) <br />mg /L <br />0.00 <br />0.19 <br />1.12 <br />0.03 <br />0.03 <br />0.01 <br />Iron (TREC) <br />mg /L <br />0.02 <br />4.70 <br />29.40 <br />1 <br />1.31 <br />0.13 <br />0.65 <br />Magnesium (Dissolved) <br />mg /L <br />1.60 <br />32.92 <br />71.50 <br />35.7 <br />39.6 <br />38.8 <br />Manganese (Dissolved) <br />mg /L <br /><MDLI <br />0.1 <br />0.4 <br />1 0.03 <br />0.026 <br />0.01 <br />Manganese (TREC) <br />mg /L <br /><MDL <br />0.665 <br />7.320 <br />0.09 <br />0.04 <br />0.75 <br />Mercury (Dissolved) <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br />0.00001 <br />0.00008 <br />0.00002 <br />Selenium (Dissolved) <br />mg /L <br /><MDL <br />0.0358 <br />0.2830 <br />1 <br />0.0021 <br />0.003 <br />0.003 <br />Sodium (Dissolved) <br />mg /L <br />5.2 <br />801.1 <br />2070.0 <br />930 <br />818.75 <br />826 <br />Zinc (Dissolved) <br />mg /L <br /><MDL <br />0.015 <br />0.040 <br />0.01 <br /><MDL <br />0.01 <br />Drill Hole 49 is located just above Stevens Draw road approximately 1000 feet southwest of the mine portals. It is accessed by the <br />Stevens Draw road. <br />Baseline Information for Point DH -49 is derived from events beginning on 6/12/95. The point has not been influenced by mining. <br />Figure No. 141 <br />Revised 05/15 <br />