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X-energy Commences First Irradiation Tests of Advanced TRISO-X Nuclear Fuel at Idaho National Laboratory

LCG, November 6, 2025--X-energy Reactor Company, LLC, (X-energy) and the U.S. Office of Nuclear Energy today announced the start of confirmatory irradiation testing at Idaho National Laboratory (INL) to qualify X-energy’s proprietary TRISO-X fuel pebbles for commercial use in the Xe-100 Small Modular Reactor (SMR). (TRISO stands for TRi-structural ISOtropic). This is the first time that TRISO-X fuel pebbles will undergo irradiation testing in a U.S. lab, which is a critical step in meeting requirements set forth by the U.S. Nuclear Regulatory Commission (NRC) for the commercial deployment of advanced reactors that will use the fuel.

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NextEra Energy and Google Collaborate on Accelerating Nuclear Power Deployment

LCG, October 28, 2025--NextEra Energy and Google yesterday announced two agreements that will help meet growing electricity demand from artificial intelligence (AI) with clean, reliable, 24/7 nuclear power and strengthen the nation's nuclear leadership. First, Google signed a new, 25-year agreement for power generated at the Duane Arnold Energy Center, Iowa's only nuclear power facility. The 601-MW boiling water reactor unit was shut down in 2020 and is expected to commence operations by the first quarter of 2029, pending regulatory approvals to restart the plant.

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Industry News

Alliant Energy Plans to Construct Iowa Plant

LCG, May 1, 2002-The Interstate Power and Light utility subsidiary Alliant Energy Corp. announced intentions to construct a $400 million plant in Iowa.

The Alliant's pending natural gas-fired plant would generate 500 MW, but its location is yet to be determined.

Sites near Independence City and Mason City are being considered, and the plant is tentatively planned for operation beginning in 2004.

The company reported receiving twenty bids, and Interstate Power and Light was chosen to build the plant.

Alliant will accept bids for renewable energy development, to be decided upon in two weeks. The company also plans to take proposals for a new coal-fired plant later this year.

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