The Argentinian Nuclear Regulatory Authority (ARN) has granted Nucleoeléctrica Argentina the renewal of the operating license for the Atucha II Nuclear Power Plant for a period of ten years, enabling its operation until 26 May 2036 (Nucleoeléctrica press release, 21/05/2026).
Atucha II is one of the three nuclear power plants operated by Nucleoeléctrica. The plant, with a capacity of 745 MW was commissioned in 2014. Construction started in 1981, but was halted in 1994. It resumed only in 2007. The country has 3 reactors with a capacity of 1.8 GW, accounting for 4% of Argentina’s installed capacity. They represented 7% of the country’s power mix in 2024.
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