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: D2132 Project ID.: Hubbard Creek Fan H2O Wells
Lease Number: COC -61357 (State or Federal) Surface Owner: BLM
Date Commenced: 26 -Oct -10 Date Completed: 31 -Oct -10
Contractor: Harriman Drilling Rig Type: Gardner Denver 15W
Engineer: Doug.Smith Date : 15 -Dec -10 Toolpusher:
Driller: Dennis Harriman Truck Driver: Helper: Tex Piele
Coordinates: N.
14136.12 E.
24210.81
Location: Township, Range & Section:
NW1/4 Sec. 2, T. 13S, R.91 W
Ground Elevation:
6382' Collar Elevation:
Geophysical Log Measured From: ground
Elevation
Total Depth:
336' Probe Depth:
NA Fluid Level: NA
Casing Type:
steel
Size: 8 5/8°
Casing Type:
steel T&C
Size: 41/2°
Depth:
0-19' Recovered (Y or N):
N
Depth:
0-297' Recovered (Y or N):
N
Bit Information
Surface Casing
12 1/4" Tricone from 0-19'
Main Hole
6 3/4" Tricone from 19-297'
Core:
Bottom Hole 6" Tricone from 297-336'
Footage Plugged: 0-336' Cored: 0
Drilling Medium: Air: Foam /Water: Mud: Foam Injection:
Depths: 0-19' 19-336'
Lost Circulation Depths: NA Regained ? (Y or N):
Water Invasion Depth or Intervals: 220' Estimated Inflow Rates: 50 gpm
Gas Invasion Depth or Interval: NA
Geophysical Logging Contractor: NA
Logs Run: Gamma: Neutron:
Temperature: Density:
Resistivity: Caliper:
Other (SP, Foc. Elec., Drift, Dep., Sonic):
Hole Cemented( Y or N ),Type: Y No. of Bags: 18 hole plug, 2 cement
Interval: to surface
Coal Core Sent To: NA Rock Sent To: NA
Comments: 3 rubber shale packers set at 280' and annulus cemented to surface
Drilled into old B seam mine workings to inject D seam mine sump water.
Static water level @ 135'.
Hole abandoned to surface with 18 sacks holeplug, , 2 sacks cement May, 2010