Water supply cut to 500 Portlaoise homes with no prior warning Reporter: '); Water supply was cut off for a day without warning to 500 households for a whole day in Portlaoise recently. There was no prior warning to residents, according to a Portlaoise councillor. Cllr Caroline Dwane Stanley says that Irish Water should be telling customers ahead of cutting off their water supply to fix leaks. “The water was turned off, it affected Highfield meadows, The Grange, the Borris Road, Dr Murphy Place and St Brigid’s Place. It was off from 8am to 4.30pm,” she said. The shut off happened on Wednesday, February 3 Cllr Dwane Stanley said.