There are 522 people waiting on a bed in Irish hospitals on Wednesday.
The Irish Nurses and Midwives Organisation (INMO) says 384 of those are in emergency departments, while 138 are in wards elsewhere.
University Hospital Limerick accounts for the highest number of patients on trolleys, followed by Cork University Hospital and University Hospital Galway.
There are 91 people without beds in Limerick hospital with 48 on trollies in Cork and 31 people without beds in Galway.
