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Bowie Resources, LLC Surface Water <br />Bowie No. 2 Mine <br />2012 Annual Hydrology Report S2-6 <br />Hubbard Creek - Spring 2 -6 <br />Elevation - 6620 <br />Initiated <br />Activated <br />Date <br />6/10/1998 <br />6/10/1998 <br />6/10/1998 <br />6/10/1998 <br />9/24/1999 <br />1 <br />9/24/1999 <br />9/24/1999 <br />9/24/1999 <br />11/14/2012 <br />9/22/2012 <br />7/6/2012 <br />5/24/2012 <br />Summary Information <br />Field <br />Parameters <br />Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Flow <br />GPM <br />0.0 <br />2.2 <br />10.7 <br />0.0 <br />1.44 <br />18.20 <br />FieldComment <br />ph <br />su <br />7.6 <br />7.7 <br />7.9 <br />7.6 <br />7.93 <br />8.20 <br />Conductivity <br />umhos /cm <br />80 <br />587 <br />860 <br />270 <br />1180 <br />1520 <br />Temperature <br />Celsius <br />5.7 <br />18.0 <br />31.1 <br />11.9 <br />15.6 <br />19.8 <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg /L <br />423 <br />457 <br />491 <br />493.8 <br />527.8 <br />561.7 <br />Chloride <br />mg /L <br />6 <br />7 <br />7 <br /><MDL <br />11.79 <br />11.79 <br />Conductivity <br />umhos /cm <br />914 <br />992 <br />1070 <br />1042 <br />1114 <br />1186 <br />Hardness <br />mg /L <br />317 <br />357 <br />397 <br />419.00 <br />459.90 <br />500.79 <br />Nitrate - Nitrite <br />mg /L <br /><MDL <br />0.28 <br />0.56 <br />1.094 <br />1.447 <br />1.800 <br />Oil and Grease <br />mg /L <br /><MDL <br /><MDLI <br /><MDL <br /><MDL <br />5.691 <br />5.69 <br />pH <br />su <br />7.9 <br />8.0 <br />8.0 <br />7.89 <br />8.16 <br />8.43 <br />Phosphate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />ResidueFilterable -TDS <br />mg /L <br />550.0 <br />605.0 <br />660.0 <br />567.5 <br />713.0 <br />858.5 <br />ResidueNonFilterable -TSS <br />mg /L <br />20.0 <br />27.0 <br />34.0 <br />13.5 <br />26.5 <br />39.5 <br />SAR <br /><MDL <br />1.26 <br />2.52 <br />1.470 <br />2.211 <br />2.952 <br />Sulfate <br />mg /L <br />120.0 <br />135.01 <br />150.0 <br />201.68 <br />225.44 <br />249.20 <br />Aluminum <br />mg /L <br />0.35 <br />0.84 <br />1.33 <br /><MDL <br /><MDL <br /><MDL <br />Arsenic <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br />0.007 <br />0.011 <br />0.015 <br />Cadmium <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.015 <br />0.015 <br />Calcium <br />mg /L <br />69.5 <br />77.5 <br />85.6 <br />78.91 <br />82.8 <br />86.6 <br />Copper <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Iron (Total) <br />mg /L <br />0.27 <br />0.711 <br />1.16 <br />0.08 <br />0.09 <br />0.10 <br />Lead <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />Magnesium <br />mg /L <br />34.9 <br />39.8 <br />44.6 <br />54.0 <br />61.6 <br />69.1 <br />Manganese (Total) <br />mg /L <br /><MDL <br />0.008 <br />0.016 <br /><MDL <br /><MDL <br /><MDL <br />Mercury <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDLI <br />0.00002 <br />0.00002 <br />Molyebdenum <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.022 <br />0.022 <br />Selenium <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br />0.0481 <br />0.073 <br />0.097 <br />Sodium <br />mg /L <br />77.9 <br />96.0 <br />114.0 <br />76.01 <br />106.8 <br />137.5 <br />Zinc <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />I 0.01 <br />0.01 <br />Influenced by the disturbance of Freeman Gulch <br />The monitoring point for S2 -6 is located along the upper edge of the Freeman Gulch road as it originates from the Hubbard Creek road. It's flow <br />originates from the exposed sandstone outcrop located high above the Hubbard Creek Canyon along the eastern facing walls of the cliffs <br />between the valley created by the North Fork of the Gunnison and Freeman Gulch. <br />*Site was inaccessible due to a slide <br />Baseline information for Point S2 -6 is derived from events beginning on 6/10/98 through 9/24/99. <br />Point influenced by mining on 9/24/99. <br />Figure No. 55 <br />