Uisce Éireann is working to repair a burst water main which is causing supply disruptions to Cloonfad in Co. Roscommon.
While some water outages are also being reported in Castlerea.
Water tankers are available at Cloonfad National School until 6pm this evening.
Uisce Éireann says it is working to ensure alternative drinking water supplies are provided and are urging the public to boil water from tankers before use.