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Bowie Resources, LLC <br />Bicarbonate <br />mg /L <br />6411 <br />649 <br />Ground Water <br />Bowie No. 2 Mine <br />5761 <br />1165 <br />650.121 <br />647.73 <br />2009 Annual Hydrology Report <br />AW -1 <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />is <br />10.76 <br />Alluvial Well <br /><MDL <br />Chloride <br />mg /L <br />77 <br />Top of Pipe Elevation - 5977.76' <br />79 <br />11 <br />112 <br />319 <br />163.51 <br />Depth -120' <br />Conductivity <br />umhos /cm <br />6480 <br />7230 <br />7980 <br />Pipe 1.06' Above Ground <br />5830 <br />8610 <br />5948.28 <br />4973.76 <br />Initiated <br />11/23/1996 <br />11/23/1996 <br />11/2311996 <br />11/23/1996 <br /><MDL <br />1679 <br />Activated <br />1 <br />3/27/1997 <br />3/27/1997 <br />3/27/1997 <br />3/27/1997 <br />Nitrate - Nitrite <br />mg /L <br />Date <br />11/24/2009 <br />9/22/2009 <br />6/16/2009 <br />3/9/2009 <br />11.20 <br />Summary Information <br />1 <MDL <br />Ammonia <br />Field <br />Baseline <br />Operation <br />0.14 <br /><MDL <br />0.25 <br />1.09 <br />Parameters UNITS <br />Min Ave <br />Max Min Ave Max <br />su <br />7.4 <br />Static Water Level Feet <br />61.92 71.25 <br />82.01 43.44 69.10 85.18 <br />82.02 <br />73.21 <br />60.92 <br />66.35 <br />Water Elevation Feet <br />5895.7 5906.5 5915.8 5892.6 5908.7 5934.3 <br />5895.74 <br />5904.55 <br />5916.84 <br />5911.41 <br />FieldComment <br /><MDL <br />0.017 <br />0.060 <br />0.05 <br />0.01 <br />ph su <br />7.1 7.2 <br />7.3 7.0 7.3 7.8 <br />7.2 <br />7.1 <br />7.4 <br />7.3 <br />Conductivity umhos /cm <br />8900 9100 <br />9300 1460 5657 9000 <br />6400 <br />5500 <br />4500 <br />4500 <br />Temperature Celsius <br />10.2 11.3 <br />12.4 8.7 12.6 14.8 <br />8.71 <br />12.2 <br />13.3 <br />12.5 <br />Alluvial Wells AW -1 through AW -6 are located north of Old State Highway 133, near the entrance to the mine. <br />C <br />Baseline Information for Point AW -1 is derived from events beginning on 11/23/96 through 3/27/97. <br />Point influenced by mining on 3/27/97. <br />Figure No. 153 <br />Bicarbonate <br />mg /L <br />6411 <br />649 <br />6571 <br />351 <br />5761 <br />1165 <br />650.121 <br />647.73 <br />Carbonate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.83 <br />10.76 <br /><MDL <br /><MDL <br />Chloride <br />mg /L <br />77 <br />78 <br />79 <br />11 <br />112 <br />319 <br />163.51 <br />163.51 <br />Conductivity <br />umhos /cm <br />6480 <br />7230 <br />7980 <br />3840 <br />5830 <br />8610 <br />5948.28 <br />4973.76 <br />Hardness <br />mg /L <br />2750 <br />2895 <br />3040 <br /><MDL <br />1679 <br />4511 <br />1960.04 <br />1574.23 <br />Nitrate - Nitrite <br />mg /L <br />5.7 <br />6.51 <br />7.3 <br /><MDL <br />4.99 <br />11.20 <br />0.2 <br />1 <MDL <br />Ammonia <br />mg /L <br />0.07 <br />0.11 <br />0.14 <br /><MDL <br />0.25 <br />1.09 <br />0.16 <br />0.35 <br />su <br />7.4 <br />7.6 <br />7.8 <br />7.1 <br />7.7 <br />8.5 <br />8.3 <br />7.8 <br />• pH <br />Phosphate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.017 <br />0.060 <br />0.05 <br />0.01 <br />ResidueFilterable -TDS <br />mg /L <br />7990 <br />8200 <br />8410 <br />3100 <br />5354 <br />8710 <br />5627 <br />4323 <br />Sulfate <br />mg /L <br />5140 <br />5220 <br />5300 <br />135 <br />3058 <br />8330 <br />2822.75 <br />1908.18 <br />Arsenic <br />mg /L <br /><MDL <br />0.001 <br />0.001 <br /><MDL <br />0.074 <br />0.426 <br />0.179 <br />0.017 <br />Cadmium <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.0102 <br />0.0500 <br />0.04 <br />0.033 <br />Calcium <br />mg /L <br />316 <br />327 <br />338 <br />99 <br />204 <br />360 <br />215 <br />201.25 <br />Iron (Dissolved) <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.13 <br />1.75 <br />0.04 <br />0.03 <br />Iron (Total) <br />mg /L <br />0.13 <br />0.41 <br />0.70 <br />0.01 <br />0.75 <br />2.37 <br />0.64 <br />0.08 <br />Magnesium (Dissolved) <br />mg /L <br />476 <br />505 <br />533 <br />157 <br />337 <br />962 <br />345.6 <br />260.25 <br />Manganese (Dissolved) <br />mg /L <br /><MDL <br />0.03 <br />0.05 <br /><MDL <br />0.04 <br />0.49 <br />0.02 <br />0.006 <br />Manganese (Total) <br />mg /L <br />0.01 <br />0.03 <br />0.06 <br /><MDL <br />1.36 <br />7.44 <br />7.44 <br />0.011 <br />Mercury <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />0.00005 <br />0.00024 <br />0.00003 <br />0.00007 <br />Selenium <br />m /L <br />0.026 <br />0.031 <br />0.035 <br />0.001 <br />0.047 <br />0.348 <br />0.043 <br />0.008 <br />Sodium <br />mg /L <br />1550 <br />1625 <br />1700 <br />510 <br />971 <br />1630 <br />1377.5 <br />634 <br />Zinc <br />I mq /L <br /><MDL <br /><MDL <br /><MDL <br /><MDLl <br />0.02 <br />0.11 <br />0.05 <br />0.01 <br />Alluvial Wells AW -1 through AW -6 are located north of Old State Highway 133, near the entrance to the mine. <br />C <br />Baseline Information for Point AW -1 is derived from events beginning on 11/23/96 through 3/27/97. <br />Point influenced by mining on 3/27/97. <br />Figure No. 153 <br />