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Bowie Resources, LLC <br />Bowie No. 1 Mine <br />• 2008 Annual Hydrology Report <br />SM09 <br />Monitoring Well SM-9 <br />Depth - 40' <br />Top of Pipe Elevation - 7520' <br />Pipe 2.5' Above Ground <br />Initiated 8/26/1985 8/26/1985 <br />Activated 2/1/1993 2/1/1993 <br />Date 11/29/20081 6/24/2008 <br />Summary Information <br />Baseline Operation <br />arc ee:.. A.... KA- nn;.. A.. Mw <br />• <br />• <br />Static Water Level Feet 19.7 24.9 27.0 17.0 24.3 26.4 26.42 24.26 <br />Water Elevation Feet 7493.0 7495.8 7520.0 7493.6 7495.7 750310 7493.58 7495.74 <br />Temperature Celsius 6.7 9.3 18.1 6.0 8.3 10.4 7.9 8.4 <br />Conductivity umhos/cm 310 680 1190 580 798 960 810 840 <br />pH su 6.7 7.8 8.8 6.8 7.3 7.8 6.8 7.2 <br />Field Comments <br /> UNITS <br />Bicarbonate 49 319 510 253 389 489 334.24 370.99 <br />Carbonate <MDL <MDL <MDL <MDL 1.6 21.7 3.9 <MDL <br />Chloride 2 9 16 <MDL 13 34 1.76 3.66 <br />Conductivity 438 610 1230 612 882 1002 836.74 612 <br />Hardness 111 214 501 276 363 471 470.64 348.44 <br />H 7.0 7.7 8.2 7.1 7.6 8.7 7.89 8.06 <br />ResidueFilterable-TDS q 252 384 648 528 579 670 612 609 <br />Residue Non Filterable-TS S mg/L 52 571 1475 <MDL 66 114 47 36 <br />SAR 1.33 2.76 12.33 1.33 1.62 2.06 1.57 1.446 <br />Sulfate 6 65 193 13 117 579 89.32 86.02 <br />Calcium Dissolved .0 52.4 120. 61.9 88.4 104.0 95.8 85.96 <br />Magnesium (Dissolved) 7.0 20.2 49.0 26.0 34.3 56.2 56.2 32.49 <br />Sodium (Dissolved) 53.0 87.5 410.0 519 70.0 87.3 79.4 62.25 <br />TDS Ratio (arav./talc.) 0.85 1.02 1.14 0.93 0.95 <br />Shallow monitoring wells SM-1 through SM-11 were constructed in 1985 in order to gather additional information <br />on alluviaYcolluvial deposits within the permit boundary. They are depicted on Map 4-1. <br />Baseline Information for Point SM09 is derived from events beginning on 8/26/85 through 2/1/93. <br />Point influenced by mining on 2/1/93. <br />Ground Water <br />Figure No. 14