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Bowie Resources, LLC Surface Water <br />Bowie No. 2 Mine <br />2016 Annual Hydrology Report S-16 <br />Terror Creek - Spring 16 <br />Elevation - 7750 <br />Initiated <br />Activated <br />Date <br />10/11/1995 <br />10/11/1995 <br />10/11/1995 <br />10/11/1995 <br />1/15/2001 1/15/2001 1/15/2001 <br />1 <br />1/15/2001 <br />11/2/2016 9/13/2016 6/21/2016 <br />5/31/2016 <br />Summary Information <br />Field <br />Parameters <br />UNITS <br />Min <br />Baseline <br />Ave <br />Max <br />Operation <br />Min Ave <br />Max <br />Flow <br />GPM <br />0.06 <br />2.67 <br />18.75 <br />0.00 <br />0.56 <br />2.50 <br />0 0 1.5 1.875 <br />FieldComment <br />Wet Area Seep <br />ph <br />su <br />6.9 <br />7.2 <br />7.6 <br />6.7 <br />7.4 <br />7.9 <br />7.63 7.29 7.8 7.7 <br />Conductivity <br />umhos/cm <br />160 <br />236 <br />280 <br />220 <br />314 <br />482 <br />482 469 410 390 <br />Temperature <br />Celsius <br />4.5 <br />7.0 <br />12.0 <br />5.2 <br />6.8 <br />9.3 <br />8.6 9.3 6.8 6.5 <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate <br />mg/L <br />107 <br />129 <br />159 <br />193.8 <br />193.8 <br />193.8 <br />Chloride <br />mg/L <br /><MDL <br />2 <br />5 <br />37.22 <br />37.22 <br />37.22 <br />Conductivity <br />umhos/cm <br />230 <br />260 <br />296 <br />361 <br />402 <br />449 <br />Hardness <br />mg/L <br />59 <br />93 <br />114 <br />117.72 <br />117.72 <br />117.72 <br />Nitrate -Nitrite <br />mg/L <br /><MDL <br />0.10 <br />0.24 <br />0.31 <br />0.31 <br />0.31 <br />Oil and Grease <br />mg/L <br /><MDL <br /><MDLl <br /><MDL <br /><MDLI <br /><MDL <br /><MDL <br />pH <br />su <br />6.4 <br />6.9 <br />7.5 <br />6.69 <br />6.81 <br />6.88 <br />Phosphate <br />mg/L <br /><MDL <br />0.07 <br />0.33 <br /><MDL <br /><MDL <br /><MDL <br />ResidueFilterable-TDS <br />mg/L <br />140 <br />164 <br />190 <br />192 <br />248 <br />284 <br />ResidueNonFilterable-TSS <br />mg/L <br /><MDL <br />2 <br />8 <br />2 <br />4 <br />8 <br />SAR <br />0.60 <br />0.70 <br />0.75 <br />1.42 <br />1.42 <br />1.42 <br />Sulfate <br />mg/L <br /><MDL <br />3.4 <br />12.0 <br />38.69 <br />38.69 <br />38.69 <br />Aluminum (TREC) <br />mg/L <br />0.03 <br />0.07 <br />0.17 <br />0.017 <br />0.017 <br />0.017 <br />Arsenic (TREC) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br />0.005 <br />0.005 <br />0.005 <br />Cadmium (TREC) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br />0.007 <br />0.007 <br />0.007 <br />Calcium (TREC) <br />mg/L <br />18.2 <br />28.7 <br />35.1 <br />35.7 <br />35.7 <br />35.7 <br />1 <br />Copper (TREC) <br />mg/L <br /><MDL <br />0.0021 <br />0.010 <br />0.0031 <br />0.003 <br />0.003 <br />Iron (TREC) <br />mg/L <br />0.03 <br />0.15 <br />0.49 <br />0.02 <br />0.20 <br />0.42 <br />Lead (TREC) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br />0.02 <br />0.02 <br />0.02 <br />1 <br />Magnesium (TREC) <br />mg/L <br />3.2 <br />5.3 <br />6.5 <br />6.94 <br />6.94 <br />6.94 <br />Manganese (TREC) <br />mg/L <br /><MDL <br />0.005 <br />0.017 <br />0.003 <br />0.014 <br />0.030 <br />Mercury (TREC) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br />0.0001 <br />0.0001 <br />0.0001 <br />1 <br />Molyebdenum (TREC) <br />mg/L <br /><MDL <br /><MDLl <br /><MDL <br />0.0091 <br />0.009 <br />0.009 <br />Selenium (TREC) <br />mg/L <br /><MDL <br /><MDL <br /><MDL <br />0.002 <br />0.002 <br />0.002 <br />Sodium (TREC) <br />mg/L <br />10.5 <br />15.4 <br />18.2 <br />36.1 <br />36.1 <br />36.1 <br />1 <br />Zinc (TREC) <br />mg/L <br /><MDL <br />0.01 <br />0.02 <br />0.0071 <br />0.0071 <br />0.007l <br />I <br />The monitoring point for S-16 is located on an un -mapped road in an un -named gulch which discharges eventually into Terror Creek. <br />The flow from S-16 contributes to Pond 3, which is just below it. <br />Baseline Information for Point S-16 is derived from events beginning on 10/11/95 through 1/15/02. <br />Point influenced by mining on 1/15/01. <br />Figure 30 <br />