US Nuclear Power Revival

A nuclear power plant with a digital overlay showcasing technology, set against a backdrop of rolling green hills and an American flag.

From Science Matters

By Ron Clutz

A cartoon depicting a nuclear energy conference, with a speaker at a podium and various national flags. In the foreground, a child wearing a 'NO NUKES' shirt is shouting while others in the audience listen.

Duggan Flanakin writes at Real Clear Energy Data Centers, Trump Spark U.S. Nuclear Revival.  Excerpts in italics with my bolds and added images.

U.S. Department of Energy report cover titled 'Advanced Nuclear Pathways to Commercial Liftoff' with visuals of nuclear energy, renewable resources like wind and solar, and infrastructure.

With a strong push from the Trump White House, for the first time since Three Mile Island, the nuclear energy industry in the U.S. is bullish about its future. It’s about time, given that the average existing U.S. nuclear power plant was built based on 1980s technology.

A major reason for the virtual standstill in nuclear energy development in the U.S. was the Nuclear Regulatory Commission’s near-maniacal effort to reassure a skittish public that they would not issue permits to any nuclear power plant that had the potential for public harm.

A cartoon depicting a man wearing a 'Green' shirt, standing in a forested area with nuclear power plants in the background. The man is humorously questioning the lack of a viable, reliable, and low-emission alternative energy source.

The shot heard round the world signaling a change in U.S. nuclear energy policy was the summary firing of NRC Commissioner Christopher Hanson, whose divinity school background may have contributed to a perception he viewed his job as more a gatekeeper for regulatory control than a partner in building a U.S. nuclear future.  As Senate Environment and Public Works Committee chair Shelley Moore Capito (R, WV) said,

“For decades, the NRC took too long, cost too much, and did not have a predictable and efficient process to approve new licenses or modernize outdated regulations.” 

Newly installed NRC Chair David Wright has called the Trump directives not “just regulatory reform” but a “cultural transformation that positions the NRC to be a forward-leaning, risk-informed regulator for the future.” The agency’s internal culture is being reshaped into a more efficient and modern agency without sacrificing public safety, Wright said.

A group of people in a legislative assembly holding signs with symbols of nuclear energy crossed out, juxtaposed with wind turbine images, expressing support for renewable energy and opposition to nuclear power.
Several MEPs (mainly Greens) hold up anti-nuclear posters at the debate.

But it’s not just the NRC that is being transformed. Under presidents from Carter to Biden, nuclear was largely relegated to the closet as the primary focus was the media-driven “green energy” crusade. Wind and solar permits were issued without the cleanup requirements and prepayments mandatory for nuclear and fossil fuel facilities. Nuclear was deemed “dirty.”

The first Trump term was so mangled by political infighting (both intra-party and cross-party) that any real nuclear energy agenda lay buried among the lawsuits. In the interim, however, artificial intelligence made giant leaps and the demand for electric power for fast-growing data centers was exploding. Wind and solar cannot be relied upon by entities dependent upon 24/7/365 power – and nuclear is still viewed as the “cleaner” option vis-à-vis natural gas.

A cartoon depicting contrasting images of nuclear power: on the left, a man holds a sign stating 'DANGEROUS AND UNSTABLE' in front of a large explosion; on the right, a man presents a sign reading 'NOT TOO BAD, ALL THINGS CONSIDERED' next to a tree and butterflies.

Even before Trump’s reelection, tech giants were busily signing nuclear energy deals to power their data centers. Last September the owner of the long-shuttered Three Mile Island Unit 1 nuclear power plant announced plans to restart operations in 2027, thanks to a 20-year power purchase agreement with Microsoft for a nearby AI data center.

Last October Amazon and Google both announced they would be investing in small modular reactors for AI data centers. Two months later Meta said it planned to follow suit. The amazing thing is the uncertainty that the SMR manufacturers will be able to deliver as quickly and as affordably as the tech giants demand. The simple reason? They have no track record yet. But energy demand is so high that waiting is not an option.

Comparison of power outputs between conventional nuclear reactors and nuclear microreactors, highlighting that conventional reactors generally output around 1,000 MWe, while microreactors usually generate less than 50 MWe.

In the last few weeks, what was already a fast train picked up even more speed. On October 16 the U.S. Army unveiled its next-generation nuclear power Janus Program for the deployment of small modular reactors to support national defense installations and critical missions. Commercial microreactor manufacturers will partner with the Army’s Defense Innovation Unit with a goal of an operating reactor by September 30, 2028.

On October 26, Hyundai Engineering & Construction announced a basic design contract with Fermi America to construct four large nuclear reactors on an 8.1-square-mile property outside Amarillo, Texas. The Hyundai-designed AP1000 nuclear reactors will generate 4 GW for the HyperGrid complex, the world’s largest integrated energy and AI campus. The 11-GW project also includes 2 GW from small modular reactors, 4 GW from gas combined cycle plants, and 1 GW from solar and battery storage systems.

$500 billion Project Matador: Aerial view of Hyundai Engineering & Construction's 11 GW AI-nuclear energy campus featuring nuclear reactors, solar panels, and wind turbines.

The integrated license application for the $500 billion project, the brainchild of former Energy Secretary Rick Perry and Fermi co-founder Toby Neugebauer, is currently under expedited review by the NRC. Meanwhile, Hyundai E&C is working on design tasks and preparations for the main construction phase, with finalization anticipated for an engineering, procurement, and construction (EPC) contract by spring 2026.

On October 28, Westinghouse Electric Co. joined Cameco Corporation and Brookfield Asset Management in a new strategic partnership with the U.S. government to accelerate the deployment of nuclear power. The government has committed to construction of at least $80 billion of new reactors using Westinghouse’s nuclear reactor technology to reinvigorate the U.S. nuclear power industrial base.

Illustration of the AP1000 nuclear reactor design, showcasing various components like the reactor vessel, cooling systems, and fuel-handling area.

The government says this partnership will facilitate the growth and future of the U.S. nuclear power industry and the supporting supply chain. The entire project, which will deploy two-unit Westinghouse AP1000 reactors, is expected to create more than 100,000 construction jobs and support or sustain 45,000 manufacturing and engineering jobs across 43 states.

An illustration of a Westinghouse nuclear power plant, featuring modern architectural design, surrounded by greenery and solar panels.
The AP300 SMR is a single-loop, 300-MWe pressurized water reactor that utilizes identical systems to the larger AP1000 reactor.

These are only a sampling of the active and planned contracts for nuclear power plant construction that have sprung out of the unplowed ground with the change in philosophy at the NRC and the White House. All systems are brightly lit green – but obstacles remain in the road.

Even with greatly shortened licensing timeframes, it will take time to complete site designs, obtain permits and licenses, and begin delivering much needed electricity to tech giants and other customers. Yet the biggest problem may be finding enough nuclear fuel at affordable prices to meet the mushrooming demand.

One option, says Curio CEO Ed McGinnis, is recognizing that spent nuclear fuel (including that from nuclear weapons) can safely be turned into fresh usable nuclear fuel and valuable rare metals and materials (like rhodium, palladium, krypton-85, and americium-241).

Diagram illustrating the transition from the current nuclear fleet to advanced reactor technologies, featuring a reprocessing facility labeled CURIE, and processes involving uranium and plutonium conversion.
The Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E) recent research and development in the advanced reactor technology space. Source: DOE

U.S. production of uranium oxide in 2024 jumped exponentially to 677,000 pounds from just 50,000 pounds in 2023, and exploration and development activities in 2023 were the highest in a decade. On a down note, anti-nuclear activists have been waging a campaign to shut down the White Mesa Mill in Utah that processes uranium ore – and in the U.S. today only about 5% of nuclear fuel has been processed domestically.

The nuclear fuel conundrum is but one of the obstacles in the path of the massive U.S. nuclear power industry growth that is also a vital component of the growth of AI data centers and other emerging electricity-hungry technologies that are shaping our future. But all systems are go – and that is the giant step that had to be taken first.

Map showing U.S. nuclear power plants as of February 2025, highlighting plants sized by capacity in gigawatts (GW) and indicating states with and without nuclear power plants.


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