The increase has happened in the last 24 hours.
There's been a surge of almost 50% in the number of people on trolleys at Naas General in the last 24 hours
The Irish Nurses and Midwives Organisation says that, on Wednesday, 11 patients were on gurneys in the Emergency Dept.
Today, that has risen to 20.
Nationally, 402 people are being treated on gurneys.
Cork University Hospital, where 50 people are on trolleys, is Ireland's most overcrowded hospital today.

Naas Hospital Promised Just 21 Extra Mental Health Beds At Lakeview Ward - With No Timeline In Sight
R405 Hazelhatch Road To Close Between Loughtown Road And Athgoe Road For Major Pipeline Works
Local Demonstrations To Accompany Leinster House SNA Protest Amid Growing Backlash, Says Kildare TD
"Who Will Take Care Of Our Intellectually Disabled Children When We Die?" Asks Campaign Group
Kfm Obituary Notices
'Hop To It': Locals Asked To Record Sightings Of Common Frog, Amid Low Numbers Recorded
New Online Interface To Reveal Derelict Buildings In Every Area
Revealed: Damning Moone-Timolin Cycleway Audit Cost Several Thousand In Taxpayers’ Money