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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

550 Megawatt Gregory, Texas, Plant On Line

LCG, July 27, 2000--Subsidiaries of Columbia Energy Group and LG&E Corp. yesterday announced the commercial operation of their jointly-owned 550 megawatt Gregory Power Plant, a natural gas-fired, combined-cycle cogeneration facility located at the Reynolds Metals Co. Sherwin Alumina plant in Gregory, Texas.

Columbia Electric Corp. and LG&E Power Inc. are equal partners in the facility which will provide process steam and electricity to the Reynolds plant and sell surplus power in the Electric Reliability Council of Texas wholesale market. The companies said Dynegy Power Marketing Inc. will market the extra power.

" The commencement of commercial operations represents the culmination of many months ofplanning and hard work," said George Basinger, LG&E Energy senior vice president for power operations. "This facility will supply approximately 1.2 million pounds of steam per hour to theReynolds alumina plant in addition to being one of the lowest-cost electric generating facilities inTexas."

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