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Bowie Resources, LLC <br />Bowie No. 2 Mine <br />2004 Mnual Hydrology Report <br />SP3411 <br />Sheep Corral - Spring/Pond 34-11 <br />Elevation - 7440 <br />Depth - 3' <br />Surface Water <br />Initiated 1027/1997 1027/1997 10/27/1997 10/27/1997 <br />Activated 6!12002 6!12002 6It2002 6/1/2002 <br />Date 10212004 8/112004 6262004 5/18!2004 <br />• <br />~~ <br />Summary Information <br /> Baseline Operatlon <br />UNITS Min Ave Max Min Ave Max <br />Flow GPM 0.0 2.0 18.6 0.0 2.59 4.80 3.6 2.3 3.8 4.8 <br />FieldCommenl FuIVOVefiow FuII <br />ph su 6.9 7.5 8.0 7.1 7.51 6.20 7.4 7.1 7.4 7.8 <br />ConducOvity umhoslcm 130 325 450 370 443 520 520 520 490 410 <br />Temparoture Celsius 6.1 10.0 15.1 6.9 8.7 10.7 7.9 8.5 9.8 6.9 <br /> UNITS <br />Biprbonate mg/L 165 197 217 <br />Chloride mg/L <MDL 2 3 <br />Condudivi umhoslcm 324 412 482 <br />Hardness mglL 92 103 111 <br />Nitrate-NiVite mg/L <MDL 0.03 0.09 <br />Oil and Grease mg/L <MDL <MDL <MDL <br />pH su 6.9 7.5 8.0 <br />Phosphate mglL <MDL <MDL <MDL <br />ResidueFitteroble-TDS mg/L 180 247 290 <br />ResidueNonFilteroble-TS mglL <MDL 51 154 <br />SAR <MDL <MDL <MDL <br />Sulfate mglL 30 33 40 <br />Aluminum mglL 0.04 2.15 6.34 <br />Arsenic mg/L <MDL 0.0003 0.001 <br />Cadmium mg/L <MDL <MDL <MDL <br />Callum mglL 27.5 30.3 32.1 <br />Copper m9/L <MDL 0.31 0.92 <br />Iron (Total mglL 0.04 2.35 6.89 <br />Lead mglL <MDL <MDL <MDL <br />Magnesium mglL 5.7 6.7 7.5 <br />Manganese (Total) mg/L <MDL 0.046 0.137 <br />Mercury mglL <MDL <MDL <MDL <br />Malyebdenum mglL <MDL <MDL <MDL <br />Selenium mg/L <MDL <MDL <MDL <br />Sodium mglL 30.8 49.5 64.1 <br />Zinc mglL <MDL 0.01 0.04 <br />The mondodng point for SP34-11 is along the old coal exploretion road winding down Sheep Corral Gulch. The spring originates in sandstone <br />just above the pond surface. <br />Baseline Information for Point SP3411 is delved from events beginning on 10/27/97 through 6/1/02. <br />Point In0uenced by mining on 6/1/02. <br />Figure No. 5 <br />