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Bowie Resources, LLC <br />Bowie No. 1 Mine <br />2014 Annual Hydrology Report <br />P1007 <br />East Roatcap Creek - Pond 10 -7 <br />Depth - 4' <br />Elevation -8350 <br />Summary Information <br />Surface Water <br />Initiated <br />10/1/1991 <br />10/1/1991 <br />10/1/1991 <br />10/1/1991 <br />Activated <br />2/1/1996 <br />2/1/1996 <br />2/1/1996 <br />2/1/1996 <br />Date <br />11/6/2014 <br />9/29/2014 <br />6/17/2014 <br />4/24/2014 <br />Field <br />Parameters <br />Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Flow <br />GPM <br />0.0 <br />12.8 <br />200 <br />0.0 <br />4.9 <br />52.2 <br />0.75 <br />0.4 <br />7.5 <br />3.0 <br />Freeboard <br />Feet <br />0.0 <br />0.6 <br />4 <br />0 <br />0 <br />0 <br />Temperature <br />Celsius <br />0.6 <br />8.6 <br />20.5 <br />0.5 <br />10.0 <br />21.2 <br />7.9 <br />8.1 <br />14.8 <br />10.9 <br />Conductivity <br />umhos /cm <br />130 <br />375 <br />540 <br />160 <br />357 <br />570 <br />380 <br />380 <br />410 <br />350 <br />pH <br />su <br />6.4 <br />7.6 <br />8.4 <br />6.9 <br />8.0 <br />8.5 <br />8.5 <br />8.2 <br />8.3 <br />8.0 <br />Field Comments <br />Sample <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg /L <br />66.0 <br />74.0 <br />82 <br />74.3 <br />194.5 <br />288 <br />Carbonate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />3.7 <br />20 <br />Chloride <br />mg /L <br />1.0 <br />1.0 <br />1 <br /><MDL <br />30.4 <br />173.71 <br />Conductivity <br />umhos /cm <br />128.0 <br />141.0 <br />154 <br />99 <br />372 <br />508 <br />Hardness <br />mg /L <br />63.0 <br />67.5 <br />72 <br />91 <br />181 <br />260 <br />Acidity <br />mg /L <br />2 <br />13 <br />37 <br />pH <br />su <br />7.6 <br />7.8 <br />7.9 <br />7.3 <br />7.8 <br />8.5 <br />ResidueFilterable -TDS <br />mg /L <br />88.0 <br />89.0 <br />90 <br />110 <br />260 <br />356 <br />ResidueNonFilterable -TSS <br />mg /L <br />6.0 <br />6.0 <br />6 <br /><MDL <br />18.7 <br />65 <br />SAR <br />0.2 <br />0.2 <br />0.26 <br />0.15 <br />0.47 <br />0.767 <br />Sulfate <br />mg /L <br />12.0 <br />12.01 <br />12 <br /><MDLI <br />7.8 <br />20 <br />Calcium (Dissolved) <br />mg /L <br />15.8 <br />17.4 <br />19 <br />20.3 <br />41.8 <br />65.2 <br />Iron (Dissolved) <br />mg /L <br />0.05 <br />0.15 <br />0.27 <br />Iron (Total) <br />mg /L <br />0.22 <br />1.03 <br />2.25 <br />Magnesium (Dissolved) <br />mg /L <br />5.7 <br />5.8 <br />6 <br />8.6 <br />18.4 <br />33.16 <br />Manganese (Total) <br />mg/L <br />0.01 <br />0.13 <br />0.44 <br />Sodium (Dissolved) <br />mg /L <br />4.0 <br />4.4 <br />4.8 <br />3.8 <br />14.6 <br />25 <br />TDS Ratio (gray. /calc.) <br />% <br /><MDLI <br /><MDLI <br /><MDL <br /><MDL <br />0.941 <br />1.15 <br />Pond 10 -7 is a man made pond (approximately 25'x 25) with an earthen dam on the south side. The pond is located in the NE114SE114 of <br />Section 10, T13S, R92W. Source of surface water is from natural runoff and the Overland Ditch. (Simon Hydro Search, 92) <br />Baseline Information for Point P1007 is derived from events beginning on 10/1/91 through 2/1/96. <br />Point influenced by mining on 2/1/96. <br />Figure Number26 <br />