2013-04-16_REPORT - C1996083 (2)

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Bowie Resources, LLC Surface Water Bowie No. 2 Mine 2012 Annual Hydrology Report S -2 Freeman Gulch - Spring 2 Elevation - 7920 Initiated Activated Date 6/12/1995 6/12/1995 6/12/1995 6/12/1995 11/10/2001 1 11/10/2001 11/10/2001 11/10/2001 10/10/2012 8/7/2012 6/14/2012 4/11/2012 Summary Information Field Parameters Baseline Operation UNITS Min Ave Max Min Ave Max Flow GPM 0.00 0.22 1.88 0.00 0.01 0.30 0 0 0 0 FieldComment Dry Dry Dry Dry ph su 6.8 7.3 7.8 Conductivity umhos /cm 40 106 525 Temperature Celsius 1.2 10.2 19.1 Lab Parameters UNITS Bicarbonate mg /L 57 57 57 Chloride mg /L 1 1 1 Conductivity umhos /cm 126 126 126 Hardness mg /L 44 44 44 Nitrate - Nitrite mg /L 0.51 0.51 0.51 Oil and Grease mg /L <MDL <MDLl <MDL pH su 6.0 6.0 6.0 Phosphate mg /L <MDL <MDL <MDL ResidueFilterable -TDS mg /L 90 90 90 ResidueNonFilterable -TSS mg /L <MDL <MDL <MDL SAR 0.43 0.43 0.43 Sulfate mg /L <MDL <MDLI <MDL Aluminum mg /L 0.10 0.10 0.10 Arsenic mg /L 0.002 0.002 0.002 Cadmium mg /L <MDL <MDL <MDL Calcium mg /L 14.2 14.2 14.2 Copper mg /L <MDL <MDL <MDL Iron (Total) mg /L 0.71 0.711 0.71 Lead mg /L <MDL <MDL <MDL Magnesium mg /L 2.1 2.1 2.1 Manganese (Total) mg /L 0.063 0.063 0.063 Mercury mg /L <MDL <MDL <MDL Molyebdenum mg /L <MDL <MDL <MDL Selenium mg /L <MDLl <MDL Sodium I mg /L .<MDLI 6.51 6.51 6.5 Zinc I mg /L <MDLI MDL <MDL The monitoring point for S -2 is located along the old coal exploration road which leads down into Freeman Gulch, to Pond 2, Drill holes 348 and 34C and the monitoring point for the Upper end of Freeman Gulch. Baseline Information for Point S -2 is derived from events beginning on 6/12/95 through 11/10/01. Point influenced by mining on 11/10/01. Figure No. 19