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Bowie Resources Limited Bowie No. 2 Mine 2003 Annual Hydrology Repoli SP34-11 Sheep Corral -Spring/Pond 34-11 Elevation - 7440 Depth - 3' Surface Water Initiated 10/27/1997 10127/1997 1027/1997 1027/1997 Activated 6112002 6/112002 6/1/2002 6172002 Date 11/1912003 9/1512003 6/22/2003 52712003 I • Summary Information FIeI`d ~.arame a Baseline Operation UNITS Min Ave Max Min Ave Max Flow GPM 0.0 2.0 18.8 0.0 2.00 4.30 3.6 2.8 3.3 4.3 FieldComment Full Full Not FWI ph su 6.9 7.5 8.0 7.2 7.60 8.20 7.4 7.2 7.6 8.2 Conductivity umhos/cm 130 325 450 370 400 430 420 430 370 380 Temperature Celsius 6.1 10.0 15.1 7.2 9.2 10.7 7.2 8.3 10.6 10.7 to " ~areme UNITS Bicarbonate mg/L 165 197 217 Chloride mg/L <MDL 2 3 Conductivi umhos/cm 324 412 482 Hardness mg/L 92 103 111 Nitrate-Nildte m /L <MDL 0.03 0.09 Oil and Grease m /L <MDL <MDL <MDL pH su 6.9 7.5 8.0 Phosphate m /L <MDL <MDL <MDL ResidueFilterable-7DS mg/L 180 247 290 ResidueNOnFilterable-TS m /L <MDL 51 154 SAR <MDL <MDL <MDL Sulfate mg/L 30 33 40 Aluminum mglL 0.04 2.15 6.34 Arsenic mglL <MDL 0.0003 0.001 Cadmium mg/L <MDL <MDL <MDL Calcium m /L 27.5 30.3 32.1 Copper mg/L <MDL 0.31 0.92 Iron (Total) mg/L 0.04 2.35 6.89 Lead m /L <MDL <MDL <MDL Ma nesium m /L 5.7 6.7 7.5 Manganese (Total) mg/L <MDL 0.046 0.137 Mercu m IL <MDL <MDL <MDL Mol ebdenum mg/L <MDL <MDL <MDL Selenium mg1L <MDL <MDL <MDL Sodium m /L 30.8 49.5 64.1 Zinc mg/L <MDL 0.01 0.04 The monitoring point for SP34-11 is along the old coal exploration road winding down Sheep Corral Gulch. The sphng originates in sandstone just above the pond surface. See Figure 129 for histonca/ pond surveillance. Baseline Information for Point SP34-11 is derived hom events beginning on 1027/97 through 6/1/02. Point influenced by mining on 6/1/02. Figure No. 3