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Oxbow Mining LLC <br />Elk Creek Mine <br />Hole Number: GVB 15-02 Project ID.: Elk Creek Mine Gob Vent Boreholes <br />Lease Number: COC -61357 (State or Federal) Surface Owner: Hotchkiss <br />Date Commenced: 3 -Oct -09 Date Completed: 6 -Oct -09 <br />Contractor: Himes Drilling <br />Rig Type: Atlas Copco RD20 <br />Geologist: Doug Allen <br />Date : <br />13 -Nov -09 <br />Toolpusher: Matt Himes <br />Driller: Jim Weatherton <br />Truck Driver: <br />Will Juusola <br />Helper: Beau 0. <br />Sam Homedew <br />Tommy Dennis <br />Eldon S. <br />Coordinates: N. 15723.32 <br />E. <br />33715.40 <br />Location: Township, Range & Section: <br />SW 1/4, Sec. 31, T. 12 S., R. 90 W. <br />Ground Elevation: 7631' <br />Collar Elevation: <br />Geophysical Log Measured From: <br />ground <br />Elevation <br />Total Depth: 1625' <br />Probe Depth: <br />1626' <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: 0-1470' <br />Recovered (Y or N): <br />N <br />Depth: 1406-1588' <br />Recovered (Y or N): <br />N <br />Bit Information <br />Surface Casing 16" Tricone to 20' (14" <br />surface casing) <br />Main Hole 121/4" PDC from 20-1470' <br />Core: <br />Bottom Hole 8 3/4" Tricone from 1470-1625' <br />Footage Plugged: 0-1625' Cored: NA <br />Drilling Medium: Air: Foam /Water: Mud: Foam Injection: <br />Depths: 0-20' 20-1625' <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 <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 <br />Coal Core Sent To: NA <br />No. of Bags: <br />Interval: <br />Rock Sent To: NA <br />Comments: 7" casing overlaps 64' inside 9 5/8" casing. <br />9 5/8" annulus cemented with 30 bags plus 3 yds neat cement slurry. <br />Taqqed gravel at 1596', tagged cement plug at 1588'. <br />9 5/8" casing abandoned to surface with 1 cubic yards portland cement slurry May, 2012. <br />Himes Drilling Colorado water well license #1285 <br />