One patient with Covid-19 is currently receiving critical care in Letterkenny University Hospital, HSE figures show.
There are now two confirmed cases of coronavirus at the hospital.
The number is down from Sunday, when three Covid-19 patients were recorded onsite.
HSE records also show that another new case of Covid-19 was confirmed at Letterkenny University Hospital yesterday.
Nationwide, there are 22 cases of Covid-19 in Irish hospitals (as of 8pm last night). Five of those patents are in intensive care.
The Department of Health yesterday reported 147 new cases of Covid-19 in Ireland. At least one of these new cases is in Donegal, with the figure to be provided by the National Public Health Emergency Team this evening.