It's expected supply will be restored around 3pm.
A burst water main in Westmeath is causing disruptions to supply.
It's expected the service will be restored to the Castlepollard area at around 3pm today.
Coole, Kiltoom, Water Street, Finnea Road, Castlepollard, Delvin, Clonmellon, Drumcree, Gartlandstown, Whitehall and surrounding areas in Co. Westmeath.
Irish Water says it may take a further 2 - 3 hours for the supply to fully return once the repairs are complete.
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