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I • Bowie Resources Limited Bowie No. 2 Mine 2003 Annual Hydrology Report 534-5 Dove Gulch -Spring 34-5 Elevation - 7290 Surface Water Initiated 10/23/1997 10/23/1997 102311997 10123/1997 Activated Date 11/19/2003 9/15/2003 6/22!2003 5/212003 • • Summary Information tii'etd''. Parameters:., Baseline Operation UNITS Min Ave Max Min Ave Max Flow GPM 0.00 0.92 10.71 0 0.4 0.2 0 FieldComment D Damp ph su 7.3 7.9 8.3 7.8 8 Conductivi umhos/cm 370 512 680 620 540 Temperature Celsius 7.7 11.3 17.4 10.8 12.2 t?a parame e - UNITS Bicarbonate mg/L 232 268 304 Chloride mg/L 5 6 7 Conductivi umhos/cm 496 570 644 Hardness mg/L 95 128 161 Nitrate-Nitrite mg/L <MDL 0.05 0.10 Oil and Grease m IL <MDL <MDL <MDL pH su 8.1 8.2 8.2 Phosphate mg/L <MDL <MDL <MDL ResidueFilterable-TDS mg/L 300 335 370 ResidueNonFilterable-TS mg/L <MDL 72 144 SAR <MDL <MDL <MDL Sulfate mg/L 40 50 60 Aluminum mgfL 0.28 2.54 4.81 Arsenic mg/L <MDL <MDL <MDL Cadmium mglL <MDL <MDL <MDL Calcium mg/L 27.3 37.4 a7.5 Copper mg/L <MDL <MDL <MDL Iron (Total) mg/L 0.22 2.15 4.07 Lead mglL <MDL <MDL <MDL Ma nesium mg/L 6.5 8.4 10.3 Man anese (Total) mg/L <MDL 0.018 0.036 Mercu m 1L <MDL <MDL <MDL Molyebgenum mg/L <MDL <MDL <MDL Selenium mg/L <MDL <MDL <MOL Sodium mglL 50 81 102 Zinc mglL <MDL 0.01 0.03 The area ofconcem Por monrtoring pornt 534-5 has not been affecredby the mlhing operation. Therefore, au recoMed monitoring events are considered Baseline. The monitoring point for 534-5 is located along an old croal exploration road, now an ATV treil, that runs along the northern facing canyon wall of Dove Gulch. It is part of a system of 6 springs found along [his canyon wall. Baseline Information Collection initiated on 10/23/97 and not yet considered complete. Point 534-5 has not been influenced by mining. Figure No. 63