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Bowie Resources, LLC Surface Water <br />Bowie No. 2 Mine <br />2012 Annual Hydrology Report SP5 -1 <br />Terror Creek - Pond Spring 5 -1 <br />Elevation - 7400 <br />Initiated <br />Activated <br />Date <br />7/18/1985 <br />7/18/1985 <br />7/18/1985 <br />7/18/1985 <br />1 <br />7.36 <br />10/10/2012 <br />8/7/2012 <br />6/28/2012 <br />4/9/2012 <br />Summary Information <br />Field <br />Parameters <br />Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Outflow <br />GPM <br />0.00 <br />1.02 <br />7.36 <br />0.00 <br />0.00 <br />0.00 <br />0.63 <br />Inflow <br />GPM <br />0.00 <br />0.00 <br />0.00 <br />Seep <br />0.00 <br />Lrg Seep <br />Seep <br />Freeboard <br />Feet <br />0.00 <br />0.00 <br />0.00 <br />1 <br />0.00 <br />Temperature <br />Celsius <br />4.1 <br />13.7 <br />23.2 <br />5 <br />Conductivity <br />umhos /cm <br />490 <br />671 <br />804 <br />660 <br />pH <br />su <br />7.31 <br />8.21 <br />9.0 <br />1 <br />1 <br />i <br />i <br />7.8 <br />Field Comments <br />Damp Area <br />Pond Filled In <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg /L <br />256.0 <br />383.5 <br />441.6 <br />Carbonate <br />mg /L <br />16 <br />16 <br />16 <br />Chloride <br />mg /L <br />2.0 <br />6.4 <br />10 <br />Conductivity <br />umhos /cm <br />552 <br />656.85 <br />974 <br />Hardness <br />mg /L <br />182 <br />250.75 <br />287 <br />Acidity <br />mg /L <br />14.0 <br />14.0 <br />14 <br />pH <br />su <br />6.4 <br />7.89 <br />8.7 <br />ResidueFilterable -TDS <br />mg /L <br />320 <br />374.92 <br />451 <br />ResidueNonFilterable -TSS <br />mg /L <br />2 <br />128 <br />742 <br />SAR <br />1.22 <br />1.69 <br />2.5 <br />Sulfate <br />mg /L <br />16 <br />34.251 <br />70 <br />Calcium (Dissolved) <br />mg /L <br />30.0 <br />57.8 <br />69.0 <br />Magnesium (Total) <br />mg /L <br />18.0 <br />25.9 <br />28.0 <br />Sodium (Dissolved) <br />mg /L <br />43.0 <br />61.0 <br />76.0 <br />Iron (Total) <br />mg /L <br />0.39 <br />0.39 <br />0.39 <br />Iron (Dissolved) <br />mg /L <br />0.06 <br />0.06 <br />0.06 <br />Manganese (Total) <br />mg /L <br />0.061 <br />0.061 <br />0.06 <br />TDS Ratio (gray. /calc.) <br />The area of concern for monitoring point SP5 -1 has not been affected by the mining operation. Therefore. all recorded <br />monitoring events are considered Baseline. <br />Baseline Information Collection initiated on 7/18/85 and not yet considered complete. <br />Point SP5 -1 has not been influenced by mining. <br />Figure No. 1 <br />