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OXBOW Mining LLC <br /> Elk Creek Mine <br /> Hole Number: VB-01 S-01 utility Project ID.: Elk Creek Mine Methane Ventilation <br /> Lease Number: COC-61357 (State or Federal) Surface Owner: BLM <br /> Date Commenced: 16-Nov-08 Date Completed: 17-Nov-08 <br /> Contractor: Himes Drilling Rig Type: Portadrill TKT Rig 7 <br /> Geologist: Doug Allen Date: 13-Dec-10 Toolpusher: <br /> Driller: Kevin Himes Truck Driver: Aaron Bucheim Helper: Will Juusola <br /> Coordinates: N. 4720.60 E. 30974.70 <br /> Location: Township,Range&Section: SE 1/4 Sec.12,T.13S., R.91 W. <br /> Ground Elevation: 7024' Collar Elevation: <br /> Geophysical Log Measured From: ground Elevation <br /> Total Depth: 429' Probe Depth: NA Fluid Level: NA <br /> Casing Type: steel T&C Size: 7.0" <br /> Casing Type: steel T&C Size: 4.5" <br /> Depth: 0-40' Recovered(Y or N): N <br /> Depth: 0-430' Recovered(Y or N): N <br /> Bit Information <br /> Surface Casing 8 3/4"Tricone to 40' <br /> Main Hole 6 1/4"Tricone to 429' <br /> Core: <br /> Bottom Hole <br /> Footage Plugged: 440' Cored: 0 <br /> Drilling Medium: Air: Foam/Water: Mud: Foam Injection: <br /> Depths: 0-440' <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 Geophysical for bridge plug <br /> Logs Run: Gamma: Neutron: <br /> Temperature: Density: <br /> Resistivity: Caliper: <br /> Other(SP, Foc. Elec., Drift, Dep.,Sonic): <br /> Hole Cemented(Y or N ),Type: Y No.of Bags: 1.25 cubic yds cement slurry <br /> Interval: to surface <br /> Coal Core Sent To: NA Rock Sent To: NA <br /> Comments: Casing installed for utility line and tubing sampling bundle. <br /> Bridge plug set at 400'and casing cemented to surface with 1.25 cubic yards <br /> podand cement September,2010. <br /> Himes Drilling Colorado water well license#1285 _— - <br />