2018-04-18_PERMIT FILE - C1981022A ‎(2)‎

• Permit No: C1981022A
• IBM Index Class Name: Permit File
• Doc Date: 4/18/2018
• Doc Name: Borehole Abandonment Reports
• Section_Exhibit Name: Exhibit 2.04-E3 Tab I/Item 9
• Media Type: D
• Archive: Yes

Oxbow Mining LLC
Elk Creek Mine
Hole Number: GVB 15-08 Project ID.: Elk Creek Mine Gob Vent Boreholes
Lease Number: COC -61357 (State or Federal) Surface Owner: BLM
Date Commenced: 5 -Sep -09 Date Completed: 9 -Sep -09
Contractor: Himes Drilling
Rig Type: Atlas Copco RD20
Geologist: Doug Allen
Date:
13 -Nov -09
Toolpusher: Matt Himes
Driller: Jim Weatherton
Truck Driver:
Shaun L.
Helper: Dave T.
Sam Homedew
Tommy Dennis
Eldon S.
Coordinates: N. 14382.78
E.
38997.91
Location: Township, Range & Section:
NW 1/4, Sec. 5, T. 13 S., R.-90 W.
Ground Elevation: 8169'
Collar Elevation:
Geophysical Log Measured From:
ground
Elevation
Total Depth: 2280'
Probe Depth:
2282'
Fluid Level: NA
Casing Type: steel T&C
Size:
9 5/8"
Casing Type: sol/slot steel T&C
Size:
7
Depth: 0-2150'
Recovered (Y or N):
N
Depth: 2066-2235'
Recovered (Y or N):
N
Bit Information
Surface Casing 16" Tricone to 20' (14"
surface casing)
Main Hole 121/4" PDC from 20-2150'
Core:
Bottom Hole 8 3/4" Tricone from 2150-2280'
Footage Plugged: 0-2280' Cored: NA
Drilling Medium: Air: Foam /Water: Mud: Foam Injection:
Depths: 0-380' 380-2280'
Lost Circulation Depths: NA Regained ? (Y or N):
Water Invasion Depth or Intervals: NA Estimated Inflow Rates:
Gas Invasion Depth or Interval: NA
Geophysical Logging Contractor: Jetwest Geophysical
Logs Run: Gamma: Y Neutron:
Temperature: Density: Y
Resistivity: Y Caliper: Y
Other (SP, Foc. Elec., Drift, Dep., Sonic): cement dump bailer
Hole Cemented( Y or N ),Type: N
Coal Core Sent To: NA
Comments: 7" casing overlaps 84' inside 9 5/8" casing.
9 5/8" annulus cemented with 6 As neat cement slurrv.
No. of Bags:
Interval:
Rock Sent To: NA
9 5/8" casing abandoned to surface with 30 cubic yards portland cement slurry June, 2012.
Himes Drilling Colorado water well license #1285