Uisce Éireann is working to restore water supply to a number of customers in Co. Longford following a burst water main.
The affected areas include Esker, Ballinalee, Oghil and Drumlish.
Water service crews have been dispatched and are currently working to minimise disruption.
The provider say they understand the inconvenience of an unplanned outage and have thanked customers for their support while works continue.
Repairs are expected to be completed by 8pm today.