Repairs to a burst water main may cause low pressure and supply disruptions to Beltany, Raphoe and surrounding areas.
Works are scheduled to take place until 4pm today.
Meanwhile, Main Street, Rathmullan and surrounding areas may also experience supply disruptions due to a burst water main.
And works are scheduled to take place until 3 o’clock tomorrow.
Uisce Éireann recommend that those affected allow 3-4 hours after the estimated restoration time for supply to fully return.