Nuclear energy chiefs have unveiled an Emergency Response Centre at Sizewell in Suffolk.
The £180 million project will become fully operational in March.
It will enable operators to control the station remotely, in the event of a major emergency.
More top news
Heavy showers and thunderstorms spreading north.
Sunny spells, but cloudier later. Risk of thunderstorms overnight.
Dry with clear or sunny spells. Winds easing overnight.