2011-04-18_REPORT - C1996083 (5)

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Bowie Resources, LLC Bowie No. 2 Mine 2010 Annual Hydrology Report DH-67B Hubbard Creek - B Seam Monitoring Well Elevation - 6451 Depth - 594' Ground Water Initiated 6/29/2004 6/29/2004 6/29/2004 6/29/2004 Activated I Date 11/22/2010 1 8/23/2010 6/15/2010 3/1/2010 Summary Information Baseline Operation UNITS Min Ave Max Min Ave Max Static Water Level Feet 247.2 498.4 446.26 450.17 461.11 498.37 Water Elevation Feet 5952.6 6213.0 6451.0 6004.74 6000.83 5989.89 5952.63 FieldComment ph su E 7.8 8.8 7.9 7.9 8 7.9 Conductivity umhos/c 5828.8 7500 6700 6800 7200 7400 Temperature Celsius 18.3 26.5 23.5 26.5 24.4 23.6 ??? LNITS Bicarbonate 1602 2959.04 3838 3533.01 3701.65 Carbonate <MDL 131.673 725.4 <MDL <MDL Chloride 3.92 320.676 489 301.75 3.92 Conductivity H 497 5201.17 7810 7810 6590 Hardness 3.59 47.27 198 22.48 22.39 Acidity mg/L 3.38 5.24 7.09 7.09 3.38 Nitrate-Nitrite mg/L <MDL 2.44 7.4 <MDL <MDL Ammonia mg/L 0.102 4.34 9.48 5.25 5.678 pH su 7.7 8.29 9.37 7.722 7.963 Phosphate mg/L <MDL 0.73 5.96 0.13 0.314 Residue Filterable-TDS mg/L 2186 3945.33 8131 2232 4618 Sulfate mg/L 1.65 17.86 91.58 14.41 13.17 Arsenic mg/L 0.0012 0.157 0.545 0.135 0.0012 Cadmium mg/L <MDL 0.026 0.06 0.01 0.01 Calcium mg/L 0.24 9.16 53.7 3.13 3.74 Iron Dissolved mg/L 0.01 0.13 0.54 0.02 0.05 Iron (Total) mg/L 0.011 3.64 31.8 0.67 3.15 Magnesium mg/L 0.73 5.94 29.9 3.56 3.17 Manganese (Dissolved) mg/L <MDL 0.029 0.102 0.011 0.024 Manganese (Total) mg/L 0.01 0.144 1.129 0.016 0.076 Mercury mg/L <MDL 0.00012 0.00044 0.00007 0.00019 Selenium mg/L 0.003 0.207 1.595 0.08 0.069 Sodium mg/L 776 1494.22 2291.2 886.5 1993.75 Zinc mg/L <MDL 0.07 0.4 0.07 0.14 The area of concem for monitoring point DH-67B has not been affected by the mining operation. Therefore, all recorded monitoring events are considered Baseline. 0 is Baseline Information Collection initiated on 6/29/04 and not yet considered complete. Point DH-67B has not been influenced by mining. Figure No. 144