Spanish authorities say the massive power outage in April across Spain and Portugal was due to technical and planning errors.

MADRID (Reuters) -Spanish grid operator Redeia will release its own report on the causes of the massive blackout that hit the ...

Spain's power grid operator REE miscalculated its power capacity needs on the day that a surge in voltage caused a massive ...

A major power outage that paralysed the Iberian Peninsula in April was caused by "overvoltage" on the grid that triggered "a ...

Spain's Energy Minister Sara Aagesen announced the release of a report investigating the April 28 blackout in the Iberian ...

In April, a massive blackout paralyzed Spain and Portugal for hours. A new government report has revealed the cause.

An investigation into April's massive blackout across the Iberian peninsula revealed Spain's grid operator REE underestimated ...

Spanish government on Tuesday said the huge power blackout that paralyzed the Iberian Peninsula in April was caused by ...

A government investigation into the massive blackout that struck the Iberian Peninsula in April has determined that a voltage ...

The blackout had "multiple" causes, Ecological Transition Minister Sara Aagesen told reporters, adding the system "lacked ...

The Spanish government has ruled out a cyberattack as the cause of the April blackout and has pointed to poor planning by the ...

Spanish grid operator REE's failure to calculate the correct mix of energy was one of the factors hindering the grid's ...