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Oxbow Mining LLC <br />Elk Creek Mine <br />Hole Number: GVB 15-06 Project ID.: Elk Creek Mine Gob Vent Boreholes <br />Lease Number: COC -61357 I (State or Federal) Surface Owner: BLM <br />Date Commenced: 20 -Aug -09 Date Completed: 25 -Aug -09 <br />Contractor: Himes Drilling Rig Type: Atlas Co co RD20 <br />Geologist: Doug Allen Date : <br />13--Nov-0 <br />Toolpusher: Matt Himes <br />Driller: Jim Weatherton Truck Driver: <br />Shaun L. <br />Helper: Dave T. <br />Sam Homedew <br />Tommy Dennis <br />Eldon S. <br />Coordinates: N. 14997.87 E. <br />37519.50 <br />Location: Township, Range &Section: <br />NW 1/4, Sec. 5, T. 13 S., R. 90 W. <br />Ground Elevation: 8003' Collar Elevation: <br />Geophysical Log Measured From: ground <br />Elevation <br />Total Depth: 2100' Probe Depth: <br />2103' <br />Fluid Level: NA <br />Casing Type: steel T&C <br />Size: <br />9 5/8" <br />Casing Type: sol/slot steel T&C <br />Size: <br />7" <br />Depth: 0-1960' Recovered (Y or N): <br />N <br />Depth: 1921-2061' Recovered (Y or N): <br />N <br />Bit Information <br />Surface Casing 16" Tricone to 20' (14" surface casing) <br />Main Hole 121/4" PDC from 20-1960' <br />Core: <br />Bottom Hole 8 3/4" Tricone from 1960-2100' <br />Footage Plugged: 0-2152' Cored: NA <br />Drilling Medium: Air: Foam /Water: Mud: Foam Injection: <br />Depths: 0-1960' 1960-2100' <br />Lost Circulation Depths: NA Regained ? (Y or N): <br />Water Invasion Depth or Intervals: NA Estimated Inflow Rates: <br />Gas Invasion Depth or Interval: NA <br />Geophysical Logging Contractor: Jetwest Geophvsical <br />Logs Run: Gamma: Y Neutron: <br />Temperature: Density: Y <br />Resistivity: Y Caliper: Y <br />Other (SP, Foc. EleC, Drift, Dep., Sonic): cement dump bailer <br />Hole Cemented (Y or N ), Type: N No. of Bags: <br />Interval: <br />Coal Core Sent To: NA Rock Sent To: NA <br />Comments: 7" <br />9 5/8" annulus cemente <br />Himes Drilling Colorado water well license #1285 <br />