Hundreds of households across County Longford will be without water overnight this week due to mechanical issues at the Smear Water Treatment Plant.
Irish Water has confirmed that the supply will be turned off nightly between 10pm and 8am daily until next Sunday.
The following areas are affected by the restrictions Derrynacross, Cornafunshin, Kilmahon, Letterggeeragh, Lettergullion, Crowdrumman, Brocklagh, Monaduff, Gaigue, Derawley, Dooroc, Cartrongolan, Drumlish area (not village), Sliabh Cairbe Estate in Drumlish Village, Cairn Hill View Estate in Drumlish Village, Cairn Hill View estate, Lettergonnell, Carrickateane, Derreenavoggy, Aghamore Upper, Aghacordrinan, Molly, Gelshagh, Lislea, Aghakilmore, Soran Road, Drumnacooha, Esker South, Clontumpher, Aghaboy, Ennybegs and surrounding areas.
The utility says night time outages are essential to ensure homes and businesses have sufficient supply during the daytime.
John Gavin, Regional Lead with Irish Water, says they want to make sure there is water throughout the day for their customers.