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Bailer Blocked at apprx. 33' <br />Alluvial Wells AW -1 through AW -6 are located north of Old State Highway 133, near the entrance to the mine. <br />• <br />Baseline Information for Point AW-4 is derived from events beginning on 11/23/96 through 3/27/97. <br />Point influenced by mining on 3127/97. <br />Figure No. 158 <br />Bowie Resources, LLC <br />Ground Water <br />Bowie No. 2 Mine <br />2009 Annual Hydrology Report <br />AW4 <br />• <br />Alluvial Well <br />Top of Pipe Elevation - 5977.92' <br />Depth - 60' <br />Pipe 1.12' Above Ground <br />Initiated <br />11/23/1996 11/23/1996 11/23/1996 11/23/1996 <br />Activated <br />3/27/1997 3/27/1997 3/27/1997 3/2711997 <br />Date <br />11/18/2009 9/2212009 6/15/2009 319/2009 <br />Summary Information <br />Field <br />Baseline <br />Operation <br />Parameters <br />UNITS <br />Min <br />Ave <br />Max <br />Min Ave Max <br />Static Water Level <br />42.94 <br />60.78 <br />15.54 34.61 <br />88.38 <br />44.71 41.52 41.47 22.89 <br />Water Elevation <br />5935.0 5945.5 <br />5889.5 5943.3 <br />5962.4 <br />5933.21 5936.4 5936.45 5955.03 <br />FieldComment <br />ph <br />*Feet5917.1 <br />6.9 <br />7.0 <br />6.7 7.1 <br />7.5 <br />7.5 <br />Conductivity <br />5500 <br />5700 <br />1850 3622 <br />5300 <br />2200 <br />Temperature <br />11.9 <br />12.6 <br />10.5 12.7 <br />15.5 <br />12.4 <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg /L <br />624 <br />707 <br />790 <br />316 596 <br />758 <br />Carbonate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL 0.37 <br />4.49 <br />Chloride <br />mg /L <br />57 <br />60 <br />63 <br />31 116 <br />225 <br />Conductivity <br />umhos /cm <br />3880 <br />4495 <br />5110 <br />1723 3954 <br />9490 <br />Hardness <br />mg /L <br />2650 <br />2670 <br />2690 <br /><MDL 1243 <br />2730 <br />Nitrate - Nitrite <br />mg /L <br />0.10 <br />0.21 <br />0.32 <br /><MDL 0.77 <br />6.75 <br />Ammonia <br />mg /L <br />0.09 <br />0.22 <br />0.34 <br /><MDL 0.44 <br />1.13 <br />pH <br />su <br />7.1 <br />7.3 <br />7.5 <br />7.1 7.6 <br />8.3 <br />• Phosphate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL 0.03 <br />0.12 <br />ResidueFilterable -TDS <br />mg /L <br />4830 <br />5080 <br />5330 <br />1372 3212 <br />4990 <br />Sulfate <br />mg /L <br />2620 <br />2920 <br />3220 <br />448 1589 <br />2760 <br />Arsenic <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL 0.005 <br />0.042 <br />Cadmium <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL 0.00116 0.01500 <br />Calcium <br />mg /L <br />465 <br />481 <br />496 <br />91 270 <br />496 <br />Iron (Dissolved) <br />mg /L <br /><MDL <br />0.04 <br />0.07 <br /><MDL 0.12 <br />0.73 <br />Iron Total <br />mg /L <br />0.10 <br />0.14 <br />0.17 <br />0.13 0.47 <br />1.04 <br />Magnesium (Dissolved) <br />mg /L <br />353 <br />357 <br />361 <br />71 198 <br />362 <br />Manganese (Dissolved) <br />mg /L <br />0.22 <br />0.43 <br />0.64 <br /><MDL 0.66 <br />1.52 <br />Manganese (Total) <br />mg /L <br />0.18 <br />0.40 <br />0.62 <br />0.25 0.89 <br />2.97 <br />Mercury <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL 0.00006 0.00030 <br />Selenium <br />I mg /L <br /><MDL 0.0005 0.0010 <br /><MDL 0.0016 <br />0.0100 <br />Sodium <br />mg /L <br />590 <br />646 <br />702 <br />250 4021 <br />684 <br />Zinc <br />ma /L <br />I <MDL <br /><MDL1 <br /><MDL <br />021 <br />0.07 <br />Bailer Blocked at apprx. 33' <br />Alluvial Wells AW -1 through AW -6 are located north of Old State Highway 133, near the entrance to the mine. <br />• <br />Baseline Information for Point AW-4 is derived from events beginning on 11/23/96 through 3/27/97. <br />Point influenced by mining on 3127/97. <br />Figure No. 158 <br />