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Geothermal Energy and Resilience in Arctic Countries
The eight Arctic countries Iceland, Canada, Denmark (Greenland and the Faroe Islands) Norway, Sweden, Finland, Russia, and the United States (Alaska) have diverse energy systems, but can be split into two distinct groups based on energy characteristics. The first group includes sy...
Kolker, A. et al NLR
Dec 31, 2021
Geothermal Heat Pump System Technical Specifications
This FEMP document specifies technical requirements for geothermal heat pump (GHP) systems used in federal buildings. It covers system sizing, efficiency ratings, refrigerants, controls, ground loop design, installation practices, and commissioning procedures. The specifications h...
Program, M. U.S. Department of Energy
Jul 07, 2025
U.S. Enhanced Geothermal Systems
Enhanced geothermal systems (EGS) can unlock geothermal resources in areas without naturally permeable reservoirs by creating engineered fractures to extract heat. NREL's EGS dataset rates potential sites across the United States by integrating geologic temperatures, depths, and c...
NLR
Feb 21, 2018
Geothermal Prospector
The Geothermal Prospector is an interactive map application developed by NREL to help users evaluate geothermal resource potential. It overlays geothermal resource layers such as heat flow, temperature at depth, hydrothermal reservoirs, and enhanced geothermal system favorability ...
NLR
Jul 28, 2022
Geothermal Resource Data, Tools, and Maps
NREL's geothermal resource portal aggregates maps, datasets, and analytic tools related to geothermal energy in the United States. It includes resource favorability maps, site screening tools, well data, and geophysical surveys. Users can explore interactive maps showing heat flow...
Team, G. NLR
Jun 12, 2025
Impact of Geothermal District Heating System on Flexibility of Microgrid in Tuttle, Oklahoma: Preprint
Flexibility is the capability of the power grid to maintain a balance between electricity generation and variable demand. This study presents preliminary results evaluating the impact of geothermal district heating systems on the flexibility of a conceptual microgrid in Tuttle, Ok...
Oh, H. et al NLR
Sep 30, 2024
U.S. Operating Geothermal Power Plants
This dataset contains locations of operating geothermal power plants within the United States as of the publication date. Geothermal power plant data was aggregated from SNL Financial LC, the Geothermal Energy Association (GEA), press releases and operator websites. NREL performed...
NLR
Jul 08, 2014
U.S. Developing Geothermal Plants
This dataset contains locations of geothermal power plants in development within the United States as of the publication date and includes attributes for planned capacity. Geothermal developing plant data was aggregated from SNL Financial LC, the Geothermal Energy Association (GEA...
NLR
Aug 03, 2014
Assessing the Viability of Geothermal Microgrid Deployment: A Geospatial Analysis Across the United States
Geothermal microgrids hold a potential of supplying clean and dependable power to communities throughout the United States (US), all while sidestepping the expenses associated with connecting to strained or isolated power grids. Nonetheless, their implementation is still in its ea...
Witter, E. et al NLR
Dec 31, 2023
Renewable Electricity Infrastructure and Resources Dashboard
The Renewable Electricity Infrastructure and Resources Dashboard, hosted on ArcGIS by the U.S. Energy Information Administration, combines datasets on power plants, transmission lines, and renewable resource potential into an interactive interface. Users can toggle layers showing ...
Energy Information Administration
Dec 31, 2025
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