Plant Operation

US Regulator Renews Diablo Canyon Operating Licences For 20 Years

By David Dalton
3 April 2026

Two-unit nuclear facility in California had been set to close in 2025

US Regulator Renews Diablo Canyon Operating Licences For 20 Years
There are two Westinghouse PWR units at Diablo Canyon, California’s last operational nuclear power station. Courtesy PG&E.
The US Nuclear Regulatory Commission (NRC) has renewed the operating licences of the Diablo Canyon nuclear power station in California for an additional 20 years, marking the 99th and 100th renewed commercial reactor operating licences in the country.

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