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Oxbow Mining LLC <br />Elk Creek Mine <br />Hole Number: GVB-LW08-02 Project ID.: Elk Creek Mine Gob Vent Boreholes <br />Lease Number: COC -61357 (State or Federal) Surface Owner: USFS <br />Date Commenced: 24 -Aug -06 Date Completed: 25 -Sep -06 <br />Contractor: WDC/ Himes Rig Type: Failing 90K/ Portadrill TKT300 <br />Geologist: Doug Allen Date : <br />15 -Oct -06 Toolpusher: Kevin Jones <br />Driller: Alan Taylor Truck Driver: <br />Jay Ross Helper: Geoff Sakioka <br />Kevin Lewis <br />Marvin Eldridge Greg Olson <br />Coordinates: N. 16654.54 E. <br />26785.32 <br />Location: Township, Range & Section: <br />SE 1/4 Sec. 35, T. 12 S., R. 91 W. <br />Ground Elevation: 7875' Collar Elevation: <br />Geophysical Log Measured From: Ground <br />Elevation <br />Total Depth: 1760' Probe Depth: <br />1762' Fluid Level: NA <br />Casing Type: steel, T&C <br />Size: 9 5/8" <br />Casing Type: slotted steel, T&C <br />Size: 7" <br />Depth: 0-1620' Recovered (Y or N): <br />N- cemented <br />Depth: 1567.3-1694.7 Recovered (Y or N): <br />N -loose <br />Bit Information <br />Surface Casing 17" Tri -cone (14" casing) from 0-20' <br />Main Hole 12 1/4" Tri -cone to 1620' <br />Core: <br />Bottom Hole 8 3/4" Tri -cone to 1760' <br />Footage Plugged: 1760' Cored: 0 <br />Drilling Medium: Air: Sta-Foam 202/Water: Mud: Foam Injection: <br />Depths: 0-20' 20-1760' <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: Jet West Geophysical, LLC <br />Logs Run: Gamma: X Neutron: <br />Temperature: Density: X <br />Resistivity: X Caliper: X <br />Other (SP, Foc. Elec., Drift, Dep., Sonic): Deviation: 8.2' @ 184 degrees <br />Hole Cemented( Y or N ),Type: Y No. of Bags: 21 yds. portland for annulus <br />Interval: to surface <br />Coal Core Sent To: NA Rock Sent To: NA <br />Comments: Cement plug @ mine roof drilled out by Himes Drilling after WDC failed to land <br />7" casing where expected. Plug placed correctly, WDC mistaken. Plug replaced in original <br />location and 7" landed @ 16947. <br />9 5/8' casing abandoned to surface with 23 cubic yds. Portland type 11 cement July, 2009. <br />