Homes and businesses in the Greencastle area of Inishowen have been impacted by a burst water main this Sunday morning.
The unplanned outage is affecting Greencastle, Carrowhugh, Carrowtrasna, Ballyboes, Shrove and surrounding areas.
Irish Water has confirmed that staff are working on the issue. Works have an estimated completion time of 5:30pm today, 31st May.
Supply may take 2-3 hours to fully return to all affected properties.