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Oxbow Mining LLC <br /> Elk Creek Mine <br /> Hole Number: GVB 17-01A Project ID.: Elk Creek Mine Gob Vent Boreholes <br /> Lease Number: COC-61357 (State or Federal) Surface Owner: Hotchkiss <br /> Date Commenced: 10-Oct-10 Date Completed: 14-Oct-10 <br /> Contractor: Himes Drilling Rig Type: Atlas Copco RD20 <br /> Geologist: Doug Allen Date: 5-Dec-10 Toolpusher: Matt Himes <br /> Driller: Jim Weatherton Truck Driver: Kirk Homedew Helper: Jake C. <br /> Sam Homedew Will Juusola Trey H. <br /> Coordinates: N. 18379.61 E. 33105.70 <br /> Location: Township,Range&Section: SE 1/4,Sec. 36,T. 12 S., R.91 W. <br /> Ground Elevation: 8086' Collar Elevation: <br /> Geophysical Log Measured From: ground Elevation <br /> Total Depth: 2220' Probe Depth: 2219' Fluid Level: NA <br /> Casing Type: steel T&C Size: 9 5/8" <br /> Casing Type: sol/slot steel T&C Size: 7" <br /> Depth: 0-2092' Recovered(Y or N): N <br /> Depth: 2028-2184' Recovered(Y or N): N <br /> Bit Information <br /> Surface Casing 16"Tricone to 20'(14"surface casing) <br /> Main Hole 121/4" PDC from 20-2092' <br /> Core: <br /> Bottom Hole 8 3/4"Tricone from 2092-2220' <br /> Footage Plugged: 0-2220' Cored: NA <br /> Drilling Medium: Air: Foam(Water: Mud: Foam Injection: <br /> Depths: 0-800, 800-2220' <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 No.of Bags: <br /> Interval: <br /> Coal Core Sent To: NA Rock Sent To: NA <br /> Comments: 7"casing overlaps 64'inside 9 5/8"casing, <br /> 9 5/8" annulus cemented with 4 yds neat cement slurry. <br /> Tagged gravel at 2184',set 7"into 9'wet cement plug to 2184'(5'above seam), <br /> 9 5/8" casing abandoned to surface with 39 cubic yards portland cement slurry June,2012. <br /> Himes Drilling Colorado water well license#1285 <br />