2013-03-22_PERMIT FILE - C1981022A

• Permit No: C1981022A
• IBM Index Class Name: Permit File
• Doc Date: 3/22/2013
• 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 ::1
Hole Number: VB -01 S -01 Project ID.: Elk Creek Mine Methane Ventilation
Lease Number: COC -61357 (State or Federal) Surface Owner: BLM
Date Commenced: 1- Nov -08 Date Completed: 15- Nov -08
Contractor: Himes Drilling
Geologist: Doug Allen
Driller: Kevin Himes
Rig Type: Portadrill TKT Rig 7
Date : 13- Dec -08
Truck Driver: Aaron Bucheim
Toolpusher:
Helper: Will Juusola
Coordinates: N. 4720.40 E.
30957.70
Location: Township, Range & Section:
SE 1/4 Sec. 12, T. 13S., R79 WW.
Ground Elevation: 7024' Collar Elevation:
Geophysical Log Measured From: ground
Elevation
Total Depth: 430' Probe Depth:
NA Fluid Level: NA
Casing Type: steel
Size: 14"
Casing Type: steel T &C
Size: 10 3/4"
Depth: 0 -40' Recovered (Y or N):
N
Depth: 0 -435' Recovered (Y or N):
N
Bit Information
Surface Casing 16" Tricone to 40'
Main Hole 13 3/4" Tricone to 440'
Core:
Bottom Hole
Footage Plugged: 440' Cored: 0
Drilling Medium: Air: Foam Mater: Mud: Foam Injection:
Depths: 0 -440'
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: 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: 6 hole plug, 16 plug gel,2 cement
Interval: to surface
Coal Core Sent To: NA Rock Sent To: NA
Comments: Also drilled 6 1/4" hole 15' east of vent well and cased off with 4.5"
steel T &C casing for communications/ utility. Both strings of casing cemented to surface