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Bowie Resources, LLC <br />Bowie No. 1 Mine <br />2006 Annual Hytlrology Report <br />SM09 <br />Monitoring Well SM-9 <br />Depth - 40' <br />Top of Pipe Elevation - 7520' <br />Pipe 2.5' Above Ground <br />Initialetl 8/26/1985 8/26/1985 <br />Activated 2/1/1993 2/1/1993 <br />Date 11!30/2006 6/19/2006 <br />Summary Information <br />Faeltl - <br />Parameters "-~- Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Static Water Level Fee[ 19.7 24.9 27.0 17.0 24.1 26.3 26.24 28.08 <br />Water Elevation Feet 7493.0 7495.8 7520.0 7493.7 7495.9 7503.0 7493.76 7493.94 <br />Tem erature Celsius 67 9.3 18.1 6.0 8.3 10.4 6.8 9.2 <br />Conductivity umhos/cm 310 680 1190 580 798 960 850 830 <br />H su 6.7 7.8 8.8 6.9 7.3 7.8 7.8 7.3 <br />Field Comments <br />Lab -: <br />PafarYlefers=" - <br />UNITS <br />Bicarbonate mg/L 49 319 510 317 402 489 392 377.83 <br />Carbonate mg/L <MDL <MDL <MDL <MDL <MDL <MDL <MDL <MDL <br />Chloride mg/L 2 9 16 <MDL 15 34 <MDL 33.78 <br />Conductivity umhos/cm 438 610 1230 791 907 1002 791.4 919.38 <br />Hartlness m /L 111 214 501 278 362 410 278.66 338.24 <br />H su 7.0 7.7 8.2 7.1 7.5 8.2 8.19 7.88 <br />ResidueFilterable-TDS mg/L 252 384 648 530 580 670 549 870 <br />ResidueNOnFilterable-TSS mg/L 52 571 1475 <MDL 89 114 58 87 <br />SAR 1.33 2.78 12.33 1.33 1.80 2.06 1.73 2.08 <br />Sulfate m /L 6 65 193 70 126 579 93.02 75.73 <br />Calcium (Dissolvetl m /L 28.0 52.4 120.0 67.4 89.7 104.0 67.4 90.6 <br />Magnesium (Dissolvetl) mg/L 7.0 20.2 49.0 26.0 33.3 37.1 26.8 27.2 <br />Sodium (Dissolved) mg/L 53.0 87.5 410.0 53.9 69.0 87.3 66.6 87.3 <br />7DS Ratio (g2v./Wlc.) 0.85 1.02 1.14 0.85 0.97 <br />Shallow monitoring wells SM-1 fhreugh SM-11 were cronsfmcted in 1985 in order to gatheraddihonal information <br />on alluviaVCOlluvial deposits wifhin the permit boundary They are depicted on Map 4-1. <br />Baseline Information for Point SM09 is derivetl from events beginning on 8/26/85 through 2/1/93. <br />Point intluencetl by mining on 2/1/93. <br />Ground Water <br />Figure No. 24 <br />