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Caballo Mine

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Caballo Mine

Location: 23 km SE from Gillette, Wyoming, United States

Address:

Caller Box 3041
Gillette
Wyoming, United States
82717-3041

Contacts:

Additional Resources for Suppliers & Investors

Categories

Summary

Mine TypeOpen Pit
StatusActive
Commodities
  • Coal (thermal)
Mining Method
  • Truck & Shovel / Loader
Production Start... Lock
Mine Life... Lock
SnapshotThe Caballo mine has three inbound and two outbound tracks that connect with the Burlington Northern Santa Fe Railway and Union Pacific railroads joint line.

On February 24, 2026, Peabody Caballo Mining, LLC submitted a mining permit renewal application to the Land Quality Division of the Wyoming Department of Environmental Quality for the mining of coal at the Caballo Mine. The application may be viewed at the Cheyenne or Sheridan Office of the Land Quality Division. The application will be readvertised for public comment prior to approval by the Department of Environmental Quality.

Owners

SourceSource
CompanyInterestOwnership
Peabody Energy, Inc. 100 % Indirect
Peabody Caballo Mining, LLC (operator) 100 % Direct
The Caballo Mine is operated by Peabody Caballo Mining, LLC a subsidiary of Peabody Energy Corp.
SourceSource

Deposit type

  • Sedimentary

Summary:

Coal at the Caballo mine is excavated from the Palaeocene Upper Wyodak-Anderson seam which has a thickness of 55 to 75 feet across the property and has a reported caloric value of 8,400 BTU/lb.

Reserves

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Mining Methods

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Heavy Mobile Equipment

Fleet data has not been reported.

Comminution

Crushers and Mills

Milling equipment has not been reported.
SourceSource

Processing

Summary:

Coal at the Caballo Mine is shipped from an onsite railroad loading facility to electric utilities and industrial customers in the U.S.

Commodity Production

CommodityUnits20252024202320222021202020192018201720162015
Coal (thermal) M tons  ....  Subscribe  ....  Subscribe  ....  Subscribe  ....  Subscribe  ....  Subscribe  ....  Subscribe 13 11 11 11 11
Heat ContentBTU/lb8,5008,5008,5008,4008,4008,4008,4008,4008,400
All production numbers are expressed as ROM coal.

Operational metrics

Metrics2025202420232022202120202019201820172016
Coal tonnes mined  ....  Subscribe  ....  Subscribe  ....  Subscribe  ....  Subscribe  ....  Subscribe  ....  Subscribe 12.6 M tons 11.3 M tons 11.1 M tons 11.2 M tons

Production Costs

Commodity production costs have not been reported.

Personnel

Mine Management

Job TitleNameProfileRef. Date
....................... Subscription required ....................... Subscription required Subscription required Mar 11, 2026
....................... Subscription required ....................... Subscription required Subscription required Mar 11, 2026

Workforce

EmployeesYear
...... Subscription required 2025
...... Subscription required 2024
...... Subscription required 2023
...... Subscription required 2022
...... Subscription required 2021
...... Subscription required 2020
...... Subscription required 2019
...... Subscription required 2018
...... Subscription required 2017
...... Subscription required 2016

Aerial view:

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