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Bowie Resources, LLC Ground Water <br />Bowie No. 1 Mine <br />2014 Annual Hydrology Report SM09 <br />Monitoring Well SM -9 <br />Depth - 40' <br />Top of Pipe Elevation - 7520' <br />Pipe 2.5' Above Ground <br />Initiated <br />Activated <br />Date <br />8/26/1985 <br />8/26/1985 <br />2/1/1993 <br />1 <br />2/1/1993 <br />10/24/2014 <br />6/18/2014 <br />Summary Information <br />Field <br />Parameters <br />Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Static Water Level <br />Feet <br />19.7 <br />24.9 <br />27.0 <br />17.0 <br />24.7 <br />26.8 <br />26.71 <br />26.14 <br />Water Elevation <br />Feet <br />7493.0 <br />7495.8 <br />7520.0 <br />7493.3 <br />7495.3 <br />7503.0 <br />7493.29 <br />7493.86 <br />Temperature <br />Celsius <br />6.7 <br />1 <br />9.3 <br />18.1 <br />6.0 <br />8.5 <br />10.4 <br />8.8 <br />9.6 <br />Conductivity <br />umhos /cm <br />310 <br />680 <br />1190 <br />580 <br />805 <br />960 <br />830 <br />850 <br />pH <br />su <br />6.7 <br />7.8 <br />8.8 <br />6.8 <br />7.31 <br />7.8 <br />7.3 <br />7.3 <br />Field Comments <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg /L <br />49 <br />319 <br />510 <br />253 <br />365 <br />489 <br />269.8 <br />295.5 <br />Carbonate <br />mg /L <br /><MDL <br /><MDL <br /><MDL <br /><MDL <br />1.6 <br />21.7 <br /><MDL <br /><MDL <br />Chloride <br />mg /L <br />2 <br />9 <br />16 <br /><MDL <br />48.95 <br />322.59 <br />16 <br />52.61 <br />Conductivity <br />umhos /cm <br />438 <br />610 <br />1230 <br />566 <br />876 <br />1020 <br />772 <br />829 <br />Hardness <br />mg /L <br />111 <br />214 <br />501 <br />191 <br />357 <br />628 <br />353.71 <br />192.57 <br />Acidity <br />mg /L <br />4 <br />14.40 <br />40 <br />6 <br />4 <br />pH <br />su <br />7.0 <br />7.7 <br />8.2 <br />6.8 <br />7.5 <br />8.7 <br />7.72 <br />7.45 <br />ResidueFilterable -TDS <br />mg /L <br />252 <br />384 <br />648 <br />402 <br />594 <br />837 <br />467 <br />492 <br />ResidueNonFilterable -TSS <br />mg /L <br />52 <br />571 <br />1475 <br /><MDL <br />63 <br />211 <br />24 <br />23 <br />SAR <br />1.33 <br />2.76 <br />12.33 <br />0.33 <br />1.54 <br />2.30 <br />0.333 <br />0.753 <br />Sulfate <br />mg /L <br />6 <br />65 <br />193 <br /><MDL <br />102 <br />579 <br />67.5 <br />58.45 <br />Calcium (Dissolved) <br />mg /L <br />28.0 <br />52.4 <br />120.0 <br />19.4 <br />82.6 <br />130.3 <br />90.2 <br />19.4 <br />Iron (Dissolved) <br />mg /L <br /><MDL <br />0.22 <br />1.32 <br />0.16 <br />0.08 <br />Iron (Total) <br />mg /L <br /><MDL <br />2.17 <br />8.56 <br />0.56 <br />0.12 <br />Magnesium (Dissolved) <br />mg /L <br />7.0 <br />20.2 <br />49.0 <br />26.0 <br />36.3 <br />73.6 <br />31.2 <br />35 <br />Manganese (Total) <br />mg /L <br /><MDL <br />0.32 <br />1.27 <br />0.2 <br />0.21 <br />Sodium (Dissolved) <br />mg /L <br />53.0 <br />87.5 <br />410.0 <br />14.4 <br />65.7 <br />102.0 <br />14.4 <br />24 <br />TDS Ratio (gray. /calc.) <br />% <br />0.85 <br />1.00 <br />1.14 <br />0.95 <br />1.01 <br />Shallow monitoring wells SM -1 through SM -11 were constructed in 1985 in order to gather additional information <br />on alluvial /colluvial deposits within the permit boundary. They are depicted on Map 4 -1. <br />Baseline Information for Point SM09 is derived from events beginning on 8/26/85 through 2/1/93. <br />Point influenced by mining on 2/1/93. <br />Figure Number 12 <br />