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Bowie Resources, LLC <br />Bowie No. 2 Mine <br />2012 Annual Hydrology Report <br />SP7 -1 <br />Terror Creek - Pond Spring 7 -1 <br />Depth 3' <br />Elevation - 7780 <br />Summary Information <br />Surface Water <br />Initiated <br />Activated <br />Date <br />7/25/1985 <br />7/25/1985 <br />7/25/1985 <br />7/25/1985 <br />1 <br />30 <br />10/10/2012 <br />8/7/2012 <br />6/28/2012 <br />4/9/2012 <br />Field <br />Parameters <br />Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Outflow <br />GPM <br />0 <br />3.46 <br />30 <br />0 <br />0 <br />0 <br />0 <br />Inflow <br />GPM <br />0 <br />0.00 <br />0 <br />0 <br />0 <br />0 <br />0 <br />Freeboard <br />Feet <br />0 <br />1.12 <br />3 <br />0.88 <br />0.82 <br />0.48 <br />0.34 <br />Temperature <br />Celsius <br />10.3 <br />16.68 <br />32 <br />Conductivity <br />umhos /cm <br />353 <br />603 <br />928 <br />pH <br />su <br />6.7 <br />7.95 <br />9.4 <br />Field Comments <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg /L <br />226.0 <br />382.2 <br />603.0 <br />Chloride <br />mg /L <br />2.00 <br />8.98 <br />54.59 <br />Conductivity <br />umhos /cm <br />450 <br />633 <br />1120 <br />Hardness <br />mg /L <br />145 <br />233.4 <br />295 <br />Nitrate - Nitrite <br />mg /L <br />0.3 <br />0.3 <br />0.3 <br />Oil and Grease <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br />pH <br />su <br />7.0 <br />7.8 <br />8.4 <br />Phosphate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br />ResidueFilterable -TDS <br />mg /L <br />280 <br />404 <br />808 <br />ResidueNonFilterable -TSS <br />mg /L <br />2 <br />85 <br />580 <br />SAR <br />1.20 <br />1.70 <br />2.90 <br />Sulfate <br />mg /L <br /><MDL <br />20.32 <br />39 <br />Aluminum (TREC) <br />mg /L <br />0.034 <br />0.034 <br />0.034 <br />Arsenic (TREC) <br />mg /L <br />0.06 <br />0.06 <br />0.06 <br />Cadmium (TREC) <br />mg /L <br />0.02 <br />0.02 <br />0.02 <br />Calcium (TREC) <br />mg /L <br />33.0 <br />50.9 <br />70.6 <br />Copper (TREC) <br />mg /L <br />0.003 <br />0.003 <br />0.003 <br />Iron (TREC) <br />mg /L <br />1.24 <br />1.24 <br />1.24 <br />Lead (TREC) <br />mg /L <br />0.02 <br />0.02 <br />0.02 <br />Magnesium (TREC) <br />mg /L <br />13.9 <br />25.9 <br />37.0 <br />Manganese (TREC) <br />mg /L <br />0.376 <br />0.376 <br />0.376 <br />Mercury (TREC) <br />mg /L <br />0.00003 <br />0.00003 <br />0.00003 <br />Molybdenum (TREC) <br />mg /L <br />0.0070 <br />0.0070 <br />0.0070 <br />Selenium (TREC) <br />mg /L <br />0.003 <br />0.003 <br />0.003 <br />Sodium (TREC) <br />mg /L <br />78.1 <br />78.10 <br />78.1 <br />Zinc (TREC) <br />mg /L <br />0.011 <br />0.01 <br />0.01 <br />The area of concern for monitoring point SP7 -1 has not been affected by the mining operation. Therefore, all recorded <br />monitoring events are considered Baseline. <br />Baseline Information Collection initiated on 7/25/85 and not yet completed. <br />Point SP7 -1 has not been influenced by mining. <br />Figure No. 3 <br />