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 16-04 Project ID.: Elk Creek Mine Exploration
Lease Number: COC-61357 (State or Federal) Surface Owner: Hotchkiss
Date Commenced: 24-Sep-09 Date Completed: 2-Oct-09
Contractor: Himes Drilling Rig Type: Atlas Copco RD20
Geologist: Doug Allen Date: 13-Nov-09 Toolpusher: Matt Himes
Driller: Jim Weatherton Truck Driver: Will Juusola Helper: Beau 0.
Sam Homedew Tommy Dennis Eldon S,
Coordinates: N. 16495.69 E. 35866.21
Location: Township,Range&Section: SE 1/4, Sec.31,T. 12 S.,R.90 W.
Ground Elevation: 7990' Collar Elevation:
Geophysical Log Measured From: ground Elevation
Total Depth: 2130' Probe Depth: 2129' Fluid Level: NA
Casing Type: steel T&C Size: 9 5/8"
Casing Type: sol/slot steel T&C Size: 7"
Depth: 0-1960' Recovered(Y or N): N
Depth: 1906-2086' Recovered(Y or N): N
Bit Information
Surface Casing 16"Tricone to 0-20'(14"surface casing)
Main Hole 12 1/4" PDC from 20-1960'
Core:
Bottom Hole 8 3/4"Tricone from 1960-2130'
Footage Plugged: 0-2130' Cored: NA
Drilling Medium: Air: Foam/Water: Mud: Foam Injection:
Depths: 0-20' 20-2130'
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: Y No.of Bags:4 yds for 9 5/8"casing
Interval:to surface
Coal Core Sent To: NA Rock Sent To: NA
Comments: 7"casing overlaps 54'inside 9 5/8"casing.
Tagged gravel at 2094',tagged cement plug at 2086'.
9 5/8"casing abandoned to surface with 36 yds portland type II cement July,2011,
Himes Drilling Colorado water well license#1285