2020-09-30_PERMIT FILE - C1981022 ‎(2)‎

• Permit No: C1981022
• IBM Index Class Name: Permit File
• Doc Date: 9/30/2020
• Doc Name: Borehole Abandonment Reports
• Section_Exhibit Name: Exhibit 2.04-E3 Tab I/Item 9
• Media Type: D
• Archive: No

Oxbow Mining LLC
Elk Creek Mine
Hole Number: GVB 10-01 Project ID.: Elk Creek Mine Gob Vent Boreholes
Lease Number: COC-61357 (State or Federal) Surface Owner: USFS
Date Commenced: 12-Nov-07 Date Completed: 6-Dec-07
Contractor: Stewart Bros, Rig Type: Failing 2500 Rig 45
Geologist: Doug Allen Date: 15-Jan-08 Toolpusher: Justin Barris
Driller: Bryan Joe Truck Driver: D. Martinez Helper:
Jimson Billy S. Platero C.Valdenegro
Earl Martinez D, Hudson 0. Chacho
Coordinates: N. 19973.22 E. 25050.43
Location: Township, Range &Section: NW 1/4 Sec.35,T.12S.,R.90W.
Ground Elevation: 8183' Collar Elevation:
Geophysical Log Measured From: Ground Elevation
Total Depth: 550, Probe Depth: NA Fluid Level: NA
Casing Type: NA Size:
Casing Type: NA Size:
Depth: Recovered(Y or N): N
N
Bit Information
Surface Casing 17"Tricone to 40'; (14"surface casing)
Main Hole NA
Core: NA
Bottom Hole 8 3/4"Tricone to 550'
Footage Plugged: 550' Cored: NA
Drilling Medium: Air: Foam/Water: Mud: Foam Injection:
Depths: 0-40' 40-550'
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: NA No.of Bags:
Interval:
Coal Core Sent To: NA Rock Sent To: NA
Comments: 200'vertical 8 3/4"hole drilled prior to starting directional. Numerous
problems/delays configuring adequate air package to operate directional tools.
Hole abandoned prior to completion due to delays,weather,and fault in mine which
cut panel short, eliminating need for venting gob,
Open hole abandoned to surface with 70 bags(1150 gallons)plug gel;3 bags(10)cement.