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• <br />Bowie Resources, LLC <br />Bowie No. 1 Mine <br />2010 Annual Hydrology Report <br />BOS <br />Borehole 5 <br />Depth - 32.5' <br />Elevation - 6883.2' <br />Ground Water <br />I Initiated <br />Activated <br />rate <br />9/1/1981 <br />9/1/1981 <br />91111981 <br />9l1l1981 <br />E 10/21/2010 <br />6/25/2010 <br />• <br />• <br />Summary Information <br />The area of conCem for monitoring point B05 was affected by the mining operation before its establishment Therefore. <br />all recorded monitoring events are considered Operational <br />Boreholes B4 and B -5 are located below the crashing and screening felt and were installed to deed <br />possible seepage in the original grade material <br />There is no baseline collecrion possible for points initiated after the influence of mining <br />Figure No. 2 <br />Baseline Operation <br />UNITS Min Ave Max Min Ave Mal <br />Static Water Level <br />I Feet <br />I <br />I <br />1 <br />1 32,051 <br />32,491 <br />32 941U <br />32311 <br />32.33 <br />Water Elevation <br />I Feet <br />I <br />I <br />1 <br />1 685g31 <br />6850.716851 <br />2 <br />6850891 <br />68.9 <br />Temperature <br />ICelsius <br />Conductivity <br />umhos/cm <br />PH <br />lad <br />Field Comments <br />Lab <br />rrre�rs <br />Bicarbonate <br />UNITS <br />m IL <br />D <br />D <br />Carbonate <br />m IL <br />Chloride <br />mg/L <br />Conductvty <br />umhovcm <br />Hardness <br />mg/L <br />PH <br />su <br />ResidueFNemble -TDS <br />al <br />ResldueNonFlllemblei <br />mg/L <br />SAR <br />Sulfate <br />mg /L <br />Call (Dissolved) <br />mg/L <br />Ma nesium (Dissolved) <br />mglL <br />Sotlium (Dissolvetl) <br />m IL <br />Potassium <br />mg /L <br />TDS Ratio gray. /calcJ <br />% <br />The area of conCem for monitoring point B05 was affected by the mining operation before its establishment Therefore. <br />all recorded monitoring events are considered Operational <br />Boreholes B4 and B -5 are located below the crashing and screening felt and were installed to deed <br />possible seepage in the original grade material <br />There is no baseline collecrion possible for points initiated after the influence of mining <br />Figure No. 2 <br />