New figures revealed by the National Public Health Emergency Team show Cork has the second-highest number of coronavirus cases in the country.
For the first time, figures have been released by county and Cork has 48 cases.
Dublin has the highest number of cases, with 129, while Limerick is the next worst affected, with 14 cases.
There were 74 new cases of Covid-19 in Ireland today. That brings the total cases in the Republic to 366.
Of the new cases, there are 45 males and 29 females.
The HSE has said it is working rapidly to identify any contacts the patients may have had, to provide them with information and advice to prevent further spread.
There have been two deaths associated with Covid-19 in Ireland.
Dr Tony Holohan, Chief Medical Officer in the Department of Health, said: “Again, today we are seeing another increase in case numbers. The importance of social distancing cannot be underestimated. Everyone must play their role.
“We need to continue maximising our efforts to interrupt new transmission chains and keep clusters under control.
“Reduce your social contacts to those in your closest family network. Practice social distancing. Stop shaking hands and hugging when you say hello.”