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Bowie Resources, LLC <br />Bowie No. 2 Mine <br />2008 Annual Hydrology Report <br />Summary Information <br />D-Gulch-up <br />Drainage System <br />Elevation - 7160 <br />Surface Water <br />Initiated 2/28/1995 2/28/1995 2/28/19951 2/28/1995 <br />Activated ]:6/16/1998 1 6/16/1998 6/16/1998 6/16/1998 <br />- <br />Date 11/20/2008 1 9/24/2008 6/29/2008 5/22/2008 <br />F?_ Id <br />arxmc e?? Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Flow GPM 0 0 0 0.00 0.00 0.00 0 0 0 0 <br />FieldComment No Flow No Flow No Flow No Flow <br />ph su <br />Conductivity umhos/cm <br />Temperature Celsius <br />tab , ?. <br />F'ararn t<as <br />UNITS <br />Bicarbonate mg/L <br />Chloride mg/L <br />Conductivity umhos/cm <br />Hardness mg/L <br />Nitrate-Nitrite mg/L <br />Oil and Grease mg/L <br />H su <br />Phosphate <br />ResidueFilterable-TDS <br />ResidueNonFilterable-TSS <br />SAR <br />Sulfate 1 <br />Aluminum <br />Arsenic <br />Cadmium <br />Calcium <br /> <br />Co er mg/L <br />Iron (Total) mg/L <br />Lead mg/L <br />Magnesium mg/L <br />Manganese (Total) mg/L <br />Mercury mg/L <br />Molyebdenum mg/L <br />Selenium mg/L <br />ll <br />Sodium mg/L <br />E <br />Zinc mg/L <br />The Upper D Gulch monitoring point is located at the end of an old coal exploration road near DH-16, approximately 1,200' above the <br />LowerD Gulch monitoring point. <br />• <br />• <br />E <br />Baseline Information for Point D-Gulch-up is derived from events beginning on 2/28/95 through 6/16/98. <br />Point influenced by mining on 6/16/98. <br />Figure No. 111