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Bowie Resources, LLC <br />Bowie No. 1 Mine <br />2006 Annual Hydrology Report <br />S2500 <br />Steven's Gulch -Spring 25 <br />Elevation - 7160 <br />Surface Water <br />Initiated 4/14/1983 4/14/1983 4/14/1983 4/14/1983 <br />Activatetl <br />Date 12/26/2008 9/20/2006 6/14/2006 4/15!2006 <br />Summary Information <br />Field - <br />Parameters ~-- - Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Flow GPM 0 0.55 7.49 0 0 0 <br />Temperature Celsius 5.0 14.1 27.9 <br />Canductivi umhas/cm 1960 2992 4470 <br />pH su 6.9 7.9 9.1 <br />Fieltl Comments Dry Dry Damp <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate m /L 483 846 1040 <br />Carbonate mg/L <MDL <MDL <MDL <br />Chloride mg/L 22 43 58 <br />Conductivity umhos/cm 1850 3062 3780 <br />Hartlness mg/L 679 1387 1894 <br />H su 7.4 8.02 8.4 <br />ResidueFilterable-TDS m IL 1036 2450 3398 <br />ResidueNonFiltemble-TSS mglL 8 92 492 <br />SAR 0.98 3.84 4.78 <br />Sulfate mg/L 811 1311 1827 <br />Calcium Dissolved m /L 73 140 208 <br />Ma nesium Dissolvetl) m /L 121 252 346 <br />Sodium (Dissolved) mg/L 192 339 396 <br />Potassium mg/L <MDL 3.07 9.2 <br />TDS Ratio (grav./talc.) 1.01 1.01 1.01 <br />The area of concern /or monitonng point 52500 has not been affected by the mining operation. Therefore, all recorded <br />monitonng events are consideretl Baseline. <br />'Not accessible -snow too deep <br />This spring consists of a 4' x 8' area where water comes fmm a coal lens or an old mine addif. (Hanna, 99) <br />Baseline Information Collection initiated on 4/14/83 ono not yet consideretl complete. <br />Point 52500 has not been inFluencetl by mining. <br />Figure No. 33 <br />