Coal Data

This page contains links to maps, Google Earth files, GIS datasets, and publications describing the locations of coal resources and mining activity in Wyoming.

Maps & Data


GIS Data

Downloadable GIS coal and coalbed methane datasets available from the WSGS.

Quarterly Coal Production

Download an Excel file containing Wyoming's quarterly coal mine production and employment, according to the Mine Safety and Health Administration (Last update: Second quarter, 2023).

WY National Coal Resources Data System Stratigraphic Data

Download an Excel file containing the Wyoming NCRDS stratigraphic data entered since 2013.

Historic Coal Mines

Download an Excel file containing historic coal mine and sample data.

Historic WY Coal Production, 1865-2021

Download an Excel file containing historic coal production and employment by year.


View or Purchase

The Coal Map of Wyoming and other WSGS coal publications can be viewed or purchased online.

PRB Coal Mine
Coal mine in the Powder River Basin, Wyoming. [Credit: WSGS]

Mining Diagrams

Coal Mining Diagrams

surface mining diagram
Download a diagram showing surface mining methods used by coal mines today. [Credit: WSGS]
underground mining diagram
Download a diagram showing underground coal mining showing a long wall operation. [Credit: WSGS]

Additional Resources List

Consensus Revenue Estimating Group

Wyoming Department of Environmental Quality

Wyoming Mining Association

Wyoming Mines Inspection and Safety

Mine Safety and Health Administration, Mine Data Retrieval System

U.S. Energy Information Administration

U.S. Geological Survey

Office of Surface Mining Reclamation and Enforcement

Mineral Information Institute

U.S. Bureau of Land Management

University of Wyoming, School of Energy Resources


Kelsey Kehoe,