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Welcome to the Wyoming State Geological Survey

Interpreting the past, providing for the future

Visit Wyoming's Geology!

An interactive map filled with interesting geologic sites in Wyoming is available for tourists traveling the state.

Codell Sandstone Oil Production

A recent study examined Codell Sandstone oil production in the northern portion of the Denver Basin in Laramie County.

Interactive Oil & Gas Map

The first update to the online Oil & Gas Map of Wyoming has been completed with revisions to fields, production data, gas plants and oil refineries.

PRB Groundwater Response

This report examins groundwater level responses in sandstone aquifers associated with CBNG production in the Powder River Basin.

Interactive Maps

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Wyoming's gemstones
Visit Wyoming's geology