Tennessee is investing $11 million to expand a nuclear fuel manufacturing campus that will produce enough advanced fuel to power approximately 55 small modular reactors, generating nearly 4.5 gigawatts of clean electricity. This expansion marks a critical step in building domestic nuclear fuel capacity for next-generation reactors designed to meet the surging energy demands of artificial intelligence data centers and other industrial applications.

What Is TRISO Fuel and Why Does It Matter for AI?

TRISO fuel represents one of the most advanced nuclear fuel technologies available today. Each fuel particle is encapsulated in multiple layers of ceramic and carbon materials, allowing it to withstand extremely high temperatures while enhancing safety and performance. These characteristics make TRISO fuel particularly well suited for advanced reactor designs expected to provide electricity, industrial heat, and energy for rapidly expanding sectors such as data centers and artificial intelligence infrastructure.

The Oak Ridge campus expansion will create an integrated manufacturing and research hub capable of supporting the deployment of next-generation reactors across the United States. The project includes construction of a second commercial-scale fuel fabrication facility called TX-2, along with a dedicated research and development laboratory called TX-L. These facilities will be built adjacent to TX-1, TRISO-X's first commercial nuclear fuel fabrication plant, which is currently under construction in partnership with the U.S. Department of Energy.

"This is an important step in building a world-class nuclear fuel campus capable of powering next-generation nuclear. Oak Ridge stands as a cornerstone of nuclear innovation, and we are proud to carry its legacy forward with the continued support of the State of Tennessee," said Joel Duling, President of TRISO-X.

Joel Duling, President of TRISO-X

How Will This Fuel Campus Support AI Energy Demands?

Once fully operational, the Oak Ridge campus is expected to become one of the world's largest commercial-scale advanced nuclear fuel manufacturing centers. The expanded facilities will have the capacity to produce enough TRISO fuel to support approximately 55 Xe-100 advanced small modular reactors, generating nearly 4.5 gigawatts of clean electricity. That amount of power would be sufficient to supply electricity to an estimated 3.3 million homes across the United States, highlighting the strategic importance of the project in meeting future energy demands.

• Economic Impact: The project is projected to create more than 1,000 permanent, high-quality jobs while attracting additional investment to Tennessee's growing nuclear energy sector.
• Regulatory Approval: TRISO-X received a 40-year Special Nuclear Material License from the U.S. Nuclear Regulatory Commission, authorizing commercial production of TRISO fuel using high-assay low-enriched uranium (HALEU) and covering both the existing TX-1 facility and the planned TX-2 expansion.
• Production Capacity: The integrated campus will manufacture advanced TRISO fuel while supporting research, innovation, and future production expansion to meet growing demand from data centers and AI infrastructure.
• Energy Security: The expansion strengthens the domestic supply chain for next-generation nuclear reactors, reducing reliance on foreign fuel sources and reinforcing U.S. leadership in advanced nuclear technology.

Why Is Domestic Nuclear Fuel Production Critical Now?

The timing of this investment reflects a broader shift in how the United States approaches energy security and clean power generation. As artificial intelligence companies and data centers consume ever-increasing amounts of electricity, nuclear power has emerged as a viable solution to meet these demands without carbon emissions. Small modular reactors, which are more flexible and scalable than traditional large nuclear plants, require specialized fuel like TRISO to operate safely and efficiently at high temperatures.

State officials have described the Tennessee initiative as an important step toward strengthening America's advanced nuclear manufacturing capabilities and ensuring a secure domestic supply of nuclear fuel for emerging reactor technologies. The announcement follows another major milestone for TRISO-X earlier in 2026, when the company received its 40-year Special Nuclear Material License from the U.S. Nuclear Regulatory Commission. This regulatory approval positions the company to support the deployment of advanced reactors across the United States as demand for clean, reliable, and carbon-free energy continues to grow.

The Oak Ridge campus expansion demonstrates how federal and state governments are working together to build the infrastructure necessary for next-generation nuclear energy. With support from the Tennessee government and the U.S. Department of Energy, this project is expected to play an important role in strengthening U.S. energy security, promoting clean energy innovation, and reinforcing the country's leadership in advanced nuclear technology. For AI companies and data centers seeking reliable, emissions-free power sources, this investment signals that domestic nuclear fuel capacity is expanding to meet their needs.