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Welcome to the Wyoming State Geological Survey

Interpreting the past, providing for the future

New PRB Groundwater Report

This study examines groundwater level recovery in the lower Tertiary aquifer system of the PRB.

2022 Summary Reports

These reports provide an overview of Wyoming’s recent oil, natural gas, and critical minerals production.

Geochemistry of Kemmerer Coal Field

A new report provides results of trace element analyses from select coals and associated deposits in the Kemmerer coal field.

Geology of Yellowstone

An interactive map featuring the geology of Yellowstone has been provided by the WSGS.

Interactive Maps

Link to interactive Geology of Yellowstone map Link to interactive Groundwater Atlas Link to interactive Oil and Gas map Link to Interactive Geologic Map index Link to Interactive Mines & Minerals Map Link to Interactive Hazards Map

Geospatial Data
Sales and Publications

Wyoming's gemstones
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