Aug 19, 2025, 8:53 PM
Aug 18, 2025, 8:17 PM

Tennessee Valley Authority commits to advanced nuclear power for data centers

Highlights
  • The Tennessee Valley Authority is planning to buy power from the Hermes 2 nuclear reactor to supply Google data centers.
  • The Hermes 2 reactor, using advanced fluoride salt-cooled technology, is set to help meet the increasing energy demands driven by tech companies.
  • This deal marks a pivotal agreement for the advancement of nuclear power, aligning with growing trends toward clean energy solutions.
Story

In a significant move for the nuclear power sector, the Tennessee Valley Authority (TVA), the largest public utility in the United States, announced a power purchase agreement with Google and Kairos Power. This agreement is focused on harnessing energy from the upcoming Hermes 2 nuclear reactor in Oak Ridge, Tennessee. Scheduled to begin operations by 2030, the reactor will supply up to 50 megawatts of energy to support Google's data centers in Tennessee and Alabama, amidst a growing demand for clean energy as tech companies expand their digital operations. The deal signifies a major shift in how utilities view small modular reactors, with TVA being the first American utility to engage in such a contract with an advanced nuclear company. This reflects a trend where tech companies, particularly in the midst of an artificial intelligence boom, are seeking substantial power sources. The Hermes 2 reactor project utilizes innovative fluoride salt-cooled high-temperature reactor technology, which differs from conventional nuclear reactors in efficiency and safety. Built collaboratively with Kairos Power, this technology is positioned to meet the increasing energy demands while minimizing carbon emissions. Moreover, the partnership allows Google to fulfill its carbon-free energy aspirations, a critical aspect of its operational ethos, by securing clean energy credits in association with the Hermes 2 reactor's operations. The need for advanced nuclear technology is becoming more apparent as the U.S. grapples with energy demands and seeks to transition to sustainable energy sources. The TVA will support Google's future growth in the region, further linking technological advancements with nuclear innovation. The chosen site of Oak Ridge is significant, given its historical connection to nuclear development since the Manhattan Project during World War II. The capabilities of the Oak Ridge National Laboratory, which has been at the forefront of nuclear science for decades, make it an optimal location for such innovative projects. As the demand for energy surges, the potential of deploying additional reactors at this site could position east Tennessee as a hub for nuclear technology development, enhancing both local and national energy strategies in a bid to meet future energy needs.

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