225 admitted patients are waiting for beds at hospitals across the country today, according to the INMO Trolley Watch figures.
195 patients are waiting in emergency departments, while 30 are in wards elsewhere in the hospital system.
There are 28 in total waiting for beds at Mayo University Hospital,17 of those are in the emergency department.
It is the second highest total in the country after University Hospital Limerick at 55.
Elsewhere across the region there are 18 waiting for beds at Sligo University Hospital, 15 at University Hospital Galway and 1 at the Portiuncula Hospital in Ballinasloe.