Irish Water and Fingal County Council have issued a Boil Water Notice for customers supplied by Leixlip Water Treatment Plant:
https://alerts.fingal.ie/en/alert/item/fingal-county-council-water-service-alert-22-10-2019-43929
Please see the following for more information about the Notice and what to do:
https://www.fingal.ie/news/irish-water-issues-boil-water-notice-fingal