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Bowie Resources, LLC <br />Bowie No. 1 Mine <br />• 2008 Annual Hydrology Report <br />S1404 <br />West Roatcap Creek - Spring 14-4 <br />Elevation - 7480 <br />Surface Water <br />Initiated 12/2/1996 12/2/1996 12/2/1996 12/2/1996 <br />Activated 11/22/1998 11/22/1998 11/22/1998 11/22/1998 <br />Date 11/30/2008 8/19/2008 6/24/2008 5/15/2008 <br />Summary Information <br />Baseline Operation <br />w- n. 1611- <br />Flow GPM 0 1.51 5.00 0 0.28 3.00 0 0 0.75 0.94 <br />Temperature Celsius 4.4 8.7 12.4 0.5 9.3 20.1 9.4 9 <br />Conductivity umhos/cm 760 883 1000 670 850 960 740 780 <br />pH su 6.8 7.3 7.6 7.0 7.3 7.7 7.2 7.1 <br />Field Comments Slight Seep Large Seep <br /> fry ? ? - r <br />f fy ^` <br />UNITS <br /> Bicarbonate m /L 352 354 355 289.1 373 402 387.1 <br /> Carbonate mg/L <MDL <MDL <MDL <MDL <MDL <MDL <MDL <br /> Chloride mg/L 19 20 21 3.66 16 28 3.66 <br /> Conductivity umhos/cm 780 800 819 820 890 979 843 <br /> Hardness mg/L 398 401 404 333.83 376 455 333.83 <br /> H su 8.0 8.0 8.0 7.17 7.8 8.3 8.2 <br /> ResidueFilterable TDS m /L 480 490 500 460 587 641 565 <br /> ResidueNonFilterable-TSS mg/L 6 7 8 <MDL 28 66 6 <br /> SAR 0.93 0.96 0.98 0.98 1.17 1.677 1.003 <br />• Sulfate mg/L 80 80 80 30 85 130 30.46 <br /> Calcium (Dissolved) mg/L 101 104.0 107 69.8 92.4 114 78.66 <br /> Magnesium (Dissolved) mg/L 33.3 34.4 35.4 31.9 35.3 41.3 33.37 <br /> Sodium (Dissolved) mg/L 42.5 43.6 44.7 42.25 51.9 71.4 42.25 <br /> TDS Ratio (grav./calc.) 1.01 1.01 1.01 0.95 1.03 1.13 0.98 <br />This spring is a marshlike area of about 20'x 20'. (Hanna, 99) <br />0 <br />Baseline Information for Point S1404 is derived from events beginning on 12/2/96 through 11/22/98. <br />Point influenced by mining on 11/22/98. <br />Figure No. 18