The fault in Athlone is expected to be fixed by 1pm.
Just under 1,000 homes and businesses in Westmeath are without power this morning due to a fault in the area.
The outtage is affecting people in the Irishtown area of Athlone and occurred at around at 9.30am this morning.
Power is expected to be restored at around 1pm this afternoon.
ESB is apologising to its customers for the loss of supply.
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