2008-05-01_REPORT - C1996083 (7)

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• Bowie Resources, LLC Bowie No. 2 Mine 2007 Annual Hydrology Report S-5 Sheep Corral -Spring 5 Elevation - 7800 Surface Water Initiated 6/12/1995 6/12/1995 6/12/1995 6/12/1995 Activated 12/1/2001 12/1/2001 12/1/2001 12/1/2001 Date 11/21/2007 9/26/2007 6/27/2007 3/27/2007 Summary Information Field Parameters Baseline Operation UNITS Min Ave Max Min Ave Max Flow GPM 0.00 0.27 0.80 0.00 0.45 1.88 0 0 0 0 FieldComment Dry Dry Dry Dry ph su 7.2 7.6 8.1 7.1 7.3 7.7 Conductivity umhos/cm 190 332 400 310 353 380 Temperature Celsius 4.0 7.2 11.8 5.0 6.6 8.9 Lab Parameters UNITS Bicarbonate mg/L 188 191 193 Chloride mg/L 2 2 2 Conductivity umhos/cm 406 407 407 Hardness mg/L 113 118 123 Nitrate-Nitrite mg/L <MDL 0.08 0.15 Oil and Grease m /L <MDL <MDL <MDL pH su 6.90 7.00 7.10 Phosphate mg/L <MDL <MDL <MDL ResidueFilterable-TDS mg/L 220 225 230 ResidueNonFilterable-TSS mg/L <MDL 14 28 SAR 1.51 1.52 1.53 Sulfate mg/L 17 23 29 Aluminum mg/L <MDL 0.16 0.32 Arsenic mg/L <MDL 0.001 0.001 Cadmium mg/L <MDL <MDL <MDL Calcium mg/L 34.00 35.55 37.10 Copper mg/L <MDL <MDL <MDL Iron (Total) mg/L <MDL 0.32 0.64 Lead mg/L <MDL <MDL <MDL Magnesium mglL 6.70 7.00 7.30 Man anese (Total) mg/L 0.017 0.027 0.037 Mercury m /L <MDL <MDL <MDL Molyebdenum mg/L <MDL <MDL <MDL Selenium mg/L <MDL <MDL <MDL Sodium mg/L 36.50 37.45 38.40 Zinc mg/L <MDL 0.005 0.010 The monitoring point location for S-5 is locate along an unmapped road which leads down an un-named gulch which leads into Sheep Corral Gulch. This spring feeds Pond 5. Baseline Information for Point S-5 is derived from events beginning on 6/12/95 through 12/1/01. Point influenced by mining on 12!1!01. Figure No. 17