Homes, farms and businesses in East Inishowen have been affected by a water outage today.
The burst water main occurred this morning in the Shrove area of the peninsula.
Shrove, Poundtown, Greencastle and Adelaide Meadows and surrounding areas are all affected.
Irish Water confirmed that staff are working on the issue and supplies are expected to be restored by 3pm today (Tuesday).
Customers are advised to allow 2-3 hours after the estimated restoration time for supply to fully return.