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Bowie Resources, LLC <br />Bowie No. 2 Mine <br />2007 Annual Hydrology Report <br />Summary Information <br />A-Gulch-lo <br />Drainage System <br />Elevation - 5960 <br />Surface Water <br />Initiated 2/28/1995 2/28/1995 2/28/1995 2/28!1995 <br />Activated <br />Date 11/26/2007 9/25/2007 6/26/2007 3/14/2007 <br />Field <br />Parameters Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Flow GPM 0 0 0 0 0 0 0 <br />FieldComment <br />Dry <br />No Flow <br />No Flow <br />No Flow <br />Ph su <br />Conductivity umhos/cm <br />Temperature Celsius <br />Lab <br />Parameters- ~ <br />UNITS <br />Bicarbonate m /L <br />Chloride mg/L <br />Conductivity umhos/cm <br />Hardness mg/L <br />Nitrate-Nitrite mg/L <br />Oil and Grease mglL <br />H su <br />Phosphate mg/L <br />ResidueFilterable-TDS mg/L <br />ResidueNonFilterable-TSS mg/L <br />SAR <br />Sulfate mg/L <br />Aluminum mg/L <br />Arsenic mg/L <br />Cadmium mg/L <br />Calcium mg/L <br />Co er mg/L <br />Iron (Total) mg/L <br />Lead mg/L <br />Magnesium mg/L <br />Man anese otal mg/L <br />Mercury mg/L <br />Molyebdenum mg/L <br />Selenium mg/L <br />Sodium mg/L <br />Zinc mg/L <br />The area of concern for monitoring point A-Gulch-lo has not been affected by the mining operation. Therefore, all recorded <br />monitoring events are considered Baseline. <br />The LowerA Gulch monitoring point is located approximately 2000'southwest of the mine entrance, on the north side of Old <br />State Highway 133. <br /> <br />• <br />• <br />Baseline Information Collection initiated on 2/28!95 and not yet considered complete. <br />Point A-Gulch-lo has not been influenced by mining. <br />Figure No. 81 <br />