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: 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 121/4"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 hole plug,2 sacks cement May,2010,