A man works in the hearth of the EDF nuclear reactor building on June 27, 2019 at the Tricastin nuclear power in Saint-Paul-Trois-Chateaux, southern France.
PHILIPPE DESMAZES | AFP | Getty Images
EDF, France’s state-owned power company, warned that several of its nuclear reactors have been affected by improper welding, sending shares of the firm sharply lower on Tuesday.
In a statement published on its website, EDF said it had been made aware of the problem by Framatome, a company owned by EDF that supplies atomic equipment.
In subsequent comments reported by Reuters, an EDF spokesman said it was too early to tell if any of its 58 reactors would need to shut down, adding that the country’s nuclear regulator had been informed on Monday.
He added that Framatome had not used the same welding technique in all of the reactors it had worked in. Shares of EDF had slumped 6.8% by 1:00 p.m. London time on Tuesday.
EDF said Framatome had warned of “a deviation from technical standards governing…