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I • 1~ u Bowie Resources Limited Bowie No. 2 Mine 2003 Annual Hydrology Report 534-9 Dove Gulch -Spring 34-9 Elevation - )100 Summary Information FieM' - Paiam`ete Baseline OperaBon UNITS Min Ave Max Min Ave Max Flow GPM 0.00 2.26 42.86 0 0 0 0 FieltlComment D D D Dry ph su 6.9 7.8 8.3 Conductivity umhos/cm 120 473 650 Temperature Celsius 6.5 11.4 15.9 ~b>.._., ~aramiaers ~ UNITS Bicarbonate mg/L 250 275 290 Chloride mg/L 7 8 9 Conductivi umhos/cm 660 683 716 Hardness mg/L 173 211 263 Nitrate-Nitrite mg/L 0.02 0.05 0.08 Oil and Grease mg/L <MDL <MDL <MDL pH su 8.1 8.1 8.2 Phosphate mg/L <MDL <MDL <MDL ResidueFilterable-TDS mglL 400 427 460 ResidueNOnFilterable-TS m /L <MDL 279 836 SAR <MDL <MDL <MDL Sulfate mg/L 90 93 100 Aluminum mglL 0.11 8.60 25.50 Arsenic m /L <MDL <MDL <MDL Cadmium mg/L <MDL 0.002 0.005 Calcium mg/L 49.40 60.47 75.20 Copper mglL <MDL 0.01 0.04 Iron (Total) m /L 0.09 9.34 27.80 Lead mglL <MDL <MDL <MDL Ma nesium mg/L 12.1 14.6 18.2 Man anese (Total) m 2 <MDL 0.185 0.545 Mercu mg/L <MDL <MDL <MDL Mol ebdenum mg/L <MDL 0.003 0.01 Selenium mg/L <MDL 0.001 0.002 Sodium mg/L 76.4 80.7 86.5 Zinc m /L <MDL 0.04 0.11 The area of concern for monitonng point S34-9 has not been affected by the mining operation. Therefore, all recorded monitoring events are considered Baseline. The monitoring point /or 534-9 is located near a bend in Dove Gulch. The diverse /low from the sandstone outcrop of a fork in Dove Gulch is the source olboth 534-8 and 539-9. These springs are locatetl near the monitoring point for D34-15. Baseline Information Collection initiated on 10/27/97 antl no[ yet wnsitlered wmplete. Point 534-9 has not been influenced by mining. Surface Water Initiated 10127/1997 10/2711997 10!27/1997 10127/1997 Activated Date 11/19/2003 9/15/2003 6222003 52112003 Figure No. 69