Irish Water says a pump failure may cause supply disruptions in Cashel.
Residents in the Deerpark Road, Rockview, Ashwells Hill, Upper Caiseal na Ri, Cashel and surrounding areas are impacted.
Works are scheduled to take place from 11am until 3pm today.
Customers are being reminded that it could take 2 to 3 hours after the estimated restoration time for your supply to fully return.