Federal geothermal research gets $5M annual boost through 2031
S. 4406 — Next-Generation Geothermal Research and Development Act · Filed by Catherine Cortez Masto (D-NV) · 1 cosponsor · Introduced Apr 28, 2026 · Referred to committee
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What it does
This bill expands federal research and development funding for next-generation geothermal energy technologies—specifically enhanced geothermal systems, closed-loop geothermal systems, and supercritical geothermal—by amending the Energy Independence and Security Act of 2007. It authorizes $5 million annually through 2031 for grants to universities, national labs, and private companies to develop drilling, materials, and power-generation innovations; establishes a geothermal center of excellence; requires the U.S. Geological Survey to assess supercritical geothermal resources; and mandates a federal report on water use by these systems. The primary beneficiaries are energy research institutions, geothermal companies, and the clean-energy sector.
Why we flagged it
The bill is fundamentally a research and development authorization that expands federal investment in next-generation geothermal technologies. It amends existing energy law to define new technology categories and fund competitive grants—a standard legislative approach to advancing emerging energy sectors.
What the text implies
- The bill's emphasis on 'publicly available subsurface data' from fossil fuel and mining operations may accelerate data-sharing from traditional energy sectors, potentially benefiting geothermal developers but also creating new data-access norms that could affect mining and oil/gas companies' competitive positioning.
- Supercritical geothermal research targets extreme subsurface conditions (very deep, very hot) that are largely unproven at commercial scale; success could unlock vast new geothermal resources, but failure to commercialize could result in sunk federal R&D spending with limited public return.
The full analysis lists 5 implications of this text.
Who stands to gain
geothermal energy companies; research universities and national laboratories; drilling equipment manufacturers