Galway University Hospital is once again the most overcrowded in the country, with 57 patients on trolleys today.
According to the Irish Nurses & Midwives Organisation, the number on trolleys nationally has risen to 558.
This includes 57 at UHG, 25 at Sligo University Hospital and 26 at Mayo University Hospital.
Figures also show that, during the month of November, 178 patients spent time on trolleys at Mayo University Hospital, with an average waiting time of 12 hours on a trolley in the Emergency Department.
The figures were confirmed to Castlebar Independent Councillor Michael Kilcoyne at a recent meeting of the HSE regional forum in Galway.
Councillor Kilcoyne claims there are many Third World and developing countries that have a more satisfactory health service at present that what's being provided to sick people in Co Mayo....