Facilities
NREL's state-of-the-art research facilities provide a venue for groundbreaking innovations and collaboration with partners in geothermal research and development.

Energy Systems Integration Facility
The nation's premier user facility for research, development, and demonstration of the components and strategies needed to optimize our entire energy system.

High-Performance Computing User Facility
High-performance computing facilities at NREL provide high-speed, petaflop-scale computer processing as well as data visualization labs with onsite and remote-viewing capabilities.

Solar Radiation Research Laboratory
This lab continuously collects basic solar radiation measurements and offers integrated metrology, optics, electronics, and data acquisition as well as outdoor performance-testing facilities. The lab sits on a field of 23 boreholes that are 300 ft deep, providing a test bed for geothermal heat pump research, development, analysis, and deployment.

Thermal Test Facility
A flexible, multipurpose, multilaboratory facility that enables detailed evaluation and development of building and thermal energy systems.
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Last Updated June 16, 2025