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• <br />Bowie Resources Limited <br />Bowie No. 1 Mine <br />2003 Annual Hydrology Report <br />B07 <br />Borehole 7 <br />Depth - 95.3' <br />Elevation - 6602' <br />Initiated 9It11981 9/1!1981 <br />Activated 911/1981 9!111981 <br />Date 12/182003 6/30/2003 <br />Summary Information <br />• <br /> <br />te'M <br />P,arametets ~ Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Static Water Level Feet 69.40 85.49 94.75 94.75 94.56 <br />Water Elevation Feet 6507 6517 6533 6507.25 6507.44 <br />Temperature Celsius 7.0 13.5 19.6 9.1 19.6 <br />ConduMivi umhos/cm 152 1319 2190 1540 1465 <br />pH su 5.8 7.5 8.9 7.5 7.4 <br />Field Comments <br />(?aramele. UNITS <br />Bicarbonate mg/L 226 433 601 <br />Carbonate mglL 0 0 7 <br />Chloride mglL 22 83 420 <br />Conductivi umhos/cm 600 1387 2190 <br />Hardness mg/L 237 655 1160 <br />pH su 6.90 7.62 8.40 <br />ResidueFilterable-TDS mg/L 244 973 1900 <br />ResidueNonFilterable-TS mg/L 0 213 824 <br />SAR 0.62 1.27 1.63 <br />Sulfate mg/L 2 308 731 <br />Calcium (Dissolved) m IL 1.9 142.1 269.0 <br />Ma nesium (Dissolved) m /L 23 69 118 <br />Sodium (Dissolved) m /L 22 83 408 <br />Potassium mg/L 0 1 6 <br />TDS Ratio ( rev./talc.) 0.99 1.06 1.15 <br />The area of concern /or monitodng point 807 was affected by the mining operation be/ore ks establishment. Therefore, <br />all recorded monitodng events are considered Operational. <br />"'Not Enough Water for Lab Parameters <br />Borehole 8-7, also re/erred to as Node 22, is located below sedimentation pond if4 and is periodically monitored for <br />water quality to ascertain potential groundwater mntaminafion attributable to the Easf Mine facilities area. <br />There is no baseline collection possible for points initiated after the influence of mining. <br />Ground Water <br />Figure No. 8 <br />