The number of daily Covid 19 cases is likely to hit 7,000 in the coming days.
The head of the HSE Paul Reid says non urgent healthcare in hospitals is going to be cancelled as a result.
744 people are in hospital with the virus at present and it's rising at a rate of almost 20 per cent per day.
There are currently 51 patients with confirmed Covid-19 being treated at Mayo University Hospital.
This is the third highest figure among Irish hospitals - after the Beaumont Hospital in Dublin and Cork University Hospital.
None of the 51 patients at the Castlebar hospital are in Intensive Care, and the hospital has the capacity for more patients with Covid-19 if needed, according to general manager Catherine Donohue.
She's pleading with the general public to cut all social contacts and stay at home as much as possible to reduce the rapid spread of the virus.
The number of patients at Mayo University Hospital with Covid-19 has increased from 10 a week ago to 51, and the manager told Midwest News that the surge in cases is having a knock-on effect on elective surgery, as more wards are needed for Covid patients....