Geothermal Resource Data, Tools, and Maps

Explore geothermal resource data via our online geospatial tools and downloadable U.S. maps and data sets.

Geospatial Data Tools

Geothermal Prospector
An NREL-hosted interactive mapping application that merges a variety of geothermal datasets from numerous government and university sources.

Geothermal Data Repository
A U.S. Department of Energy-hosted directory of geothermal data submitted by researchers.

Renewable Energy Atlas
View and explore renewable energy resource data.

Tribal Energy Atlas
Explore techno-economic renewable energy potential on tribal lands.

Renewable Energy Data Explorer
NREL's REDE applications featuring geothermal datasets that are available for the following countries:

U.S. Geothermal Resource Maps

These static U.S. maps illustrate geothermal power plants, resources for enhanced geothermal systems, and hydrothermal sites. They may be used in electronic and printed publications with proper attribution.

Geothermal Resources of the United States
Estimated Undiscovered Hydrothermal Resource of the United States
Geothermal Power Generation—Current and Planned Nameplate Capacity (MW) by State
Operating Geothermal Power Plants
Developing Geothermal Power Plants

U.S. Geothermal Resource Data Sets

NREL used the following data sets to create the above maps. Note: To view and use these data sets, you need appropriate geographic information system software.

U.S. Developing Geothermal Plants

Aug. 4, 2014

Download Shapefile

U.S. Enhanced Geothermal Systems (EGS)

Feb. 22, 2018

Download Shapefile

U.S. Operating Geothermal Power Plants

July 9, 2014

Download Shapefile


If you have any questions about the maps or data, please contact us.