The Tanaiste is warning that "amber energy alerts" may be issued in the next two weeks, as temperatures plummet and wind levels drop.
Last week, an EU electricity agency warned that risks to Ireland’s power system have doubled and that the state could be facing 15 hours of power cuts this winter.
Leo Varadkar say businesses and farms are unlikely to be affected while data centres will be the first to feel the impact of low energy supplies.
