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Bowie Resources, LLC Surtace Water <br />Bowie No. 2 Mine <br />2007 Annual Hydrology Report S34-21 <br />Hubbard Creek -Spring 34-21 <br />Elevation - 6430 <br />Initiated 6/9/1998 6/9/1998 6/9/1998 6/9/1998 <br />Activated 11/10/2003 11/10/2003 11/10/2003 11/10/2003 <br />Date 11/2/2007 8/31/2007 6/22/2007 5/28/2007 <br />Summary Information <br />Field <br />Parameters Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Flow GPM 0.0 0.5 10.7 0.0 0.1 1.1 0 0 0 0 <br />FieldComment Dry Dry Dry Damp <br />h su 7.6 7.6 7.6 7.4 7.4 7.4 <br />Conductivity umhos/cm 620 620 620 700 700 700 <br />Temperature Celsius 18.7 18.7 18.7 15.3 15.3 15.3 <br />Lab <br />Parameters <br />UNITS <br />Bicarbonate mg/L 454 454 454 <br />Chloride mg/L 6 6 6 <br />Conductivity umhos/cm 831 831 831 <br />Hardness mg/L 226 226 226 <br />Nitrate-Nitrite mg/L 0.2 0.2 0.2 <br />Oil and Grease mglL 3.0 3.0 3.0 <br />H su 8.1 8.1 8.1 <br />Phosphate mg/L <MDL <MDL <MDL <br />ResidueFilterable-TDS mg/L 490 490 490 <br />ResidueNonFilterable-TSS mg/L <MDL <MDL <MDL <br />SAR <MDL <MDL <MDL <br />Sulfate mg/L 70 70 70 <br />Aluminum mg/L 0.18 0.18 0.18 <br />Arsenic mg/L <MDL <MDL <MDL <br />Cadmium mg/L <MDL <MDL <MDL <br />Calcium mg/L 52.9 52.9 52.9 <br />Copper mg/L <MDL <MDL <MDL <br />Iron otal mg/L 0.14 0.14 0.14 <br />Lead mg/L <MDL <MDL <MDL <br />Magnesium mg/L 22.9 22.9 22.9 <br />Manganese otal) mg/L <MDL <MDL <MDL <br />Mercury mglL <MDL <MDL <MDL <br />Molyebdenum mg/L <MDL <MDL <MDL <br />Selenium mg/L <MDL <MDL <MDL <br />Sodium mg/L 105.0 105.0 105.0 <br />Zinc mg/L <MDL <MDL <MDL <br />The monitoring point forS34-27 is found along the Hubbard Creek Trail. It is a diverse flow along the upper edge of the trail. <br />Baseline Information for Point S34-21 is derived from events beginning on 6/9!98 through 11/10/03. <br />Point influenced by mining on 11 /10/03. <br />• <br /> <br />Figure No. 77 <br />