2008-05-01_REPORT - C1996083 (7)

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i Bowie Resources, LLC Bowie No. 2 Mine 2007 Annual Hydrology Report SP34-2 Dove Gulch -Spring/Pond 34-2 Elevation - 7300 Depth - 3' Surtace Water Initiated 10/23/1997 10/23/1997 10/23/1997 10/23/1997 Activated Date 11/1/2007 8/31/2007 6/29/2007 5/30/2007 Summary Information Field Parameters Baseline Operation UNITS Min Ave Max Min Ave Max Flow GPM 0.00 3.05 22.20 1.8 1.1 2.1 7.8 FieldComment h su 7.3 7.9 8.4 8.1 8.3 8 7.9 Conductivity umhoslcm 300 509 650 650 630 590 600 Temperature Celsius 4.0 10.6 18.5 8.5 12.4 18.5 8.4 Lab Parameters UNITS Bicarbonate m /L 48 235 304 218.72 Chloride mg/L <MDL 3 4 <MDL Conductivity umhos/cm 100 489 591 520.29 Hardness mg/L 43 110 157 116.09 Nitrate-Nitrite mg/L <MDL 0.89 3.04 <MDL Oil and Grease mg/L <MDL 1 2 0.39 H su 6.9 7.6 8.3 8.07 Phosphate mg/L <MDL 0.04 0.17 <MDL ResidueFilterable-TDS mg/L 90 332 455 455 ResidueNonFilterable-TSS mg/L 4 63 332 20 SAR <MDL 2.14 4.98 3.66 Sulfate mg/L <MDL 32.53 50.00 27.99 Aluminum mg/L <MDL 0.31 0.92 0.07 Arsenic mg/L <MDL 0.006 0.020 0.003 Cadmium mg/L <MDL <MDL <MDL 0.02 Calcium mg/L 6.8 27.7 40.5 31.6 Copper m /L <MDL 0.01 0.02 0.01 Iron (Total) mg/L <MDL 0.28 0.76 0.11 Lead mg/L <MDL 0.01 0.02 0.02 Magnesium mg/L 3.7 9.5 16.3 9.03 Man anese (Total) mg/L <MDL 0.02 0.04 0.02 Mercury mg/L <MDL 0.0001 0.0004 0.00039 Molyebdenum mg/L <MDL 0.03 0.11 0.11 Selenium mg/L <MDL 0.011 0.034 0.021 Sodium mg1L 3.4 71.1 93.7 90.8 Zinc mg/L <MDL 0.007 0.010 0.006 The area of concern for monitoring point SP34-2 has not been affected by the mining operation. Therefore, all recorded monitoring events are considered Baseline. The monitoring point for SP34-2 is located along an old coal exploration road that runs along the northern facing canyon wall of Dove Gulch. It is part of a system of 6 springs found along this canyon wall. Baseline Information Collection initiated on 10/23/97 and not yet considered complete. Point SP34-2 has not been influenced by mining. Figure No. 3