Fire at France-Britain power cable ratchets up pressure on weak Irish energy supply

Unprecedented capacity shortage has already led to steep hikes in energy bills for Irish consumers

Cable being laid for the Britain-France interconnector: a fire last week knocked the cable offline

Ireland’s creaking energy grid is facing a further constraint this winter after one of two interconnector power cables between Britain and France was knocked offline last week following a major fire.

The loss of the cable means power supply in Britain will be extremely tight this winter, making it less likely that British energy companies will sell electricity to Ireland via the East-West interconnector operated by Eirgrid.

The East-West interconnector is operated as a back-up ...