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Oxbow Mining LLC <br /> Elk Creek Mine <br /> Hole Number: GVB-LW08-02 Project ID.: Elk Creek Mine Bob 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: 15-Oct-06 Toolpusher: Kevin Jones <br /> Driller: Alan Taylor Truck Driver: Jay Ross Helper: Geoff Sakioka <br /> Kevin Lewis Marvin Eldridge Greg Olson <br /> Coordinates: N. 16654.54 E. 26785.32 <br /> Location: Township, Range&Section: SE 1/4 Sec. 35,T. 12 S.,R. 91 W. <br /> Ground Elevation: 7875' Collar Elevation: <br /> Geophysical Log Measured From: Ground Elevation <br /> Total Depth: 1760' Probe Depth: 1762' Fluid Level: NA <br /> Casing Type: steel,T&C Size: 9 5/8" <br /> Casing Type: slotted steel, T&C Size: 7" <br /> Depth: 0-1620' Recovered(Y or N): N-cemented <br /> Depth: 1567.3-1694.7 Recovered(Y or N): 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 /> 7"casing(4 slotted,2 blank,total 127.4')overlaps 52.7'inside 9 5/8"casing. <br /> Bottom hole,7"casing completed by Himes Drilling after WDC unable to successfully finish hole. <br /> Himes Drilling Colorado water well license#1285 <br /> 9 5/8'casing abandoned to surface with 23 cubic yds. Portland type 11 cement July,2009. <br />