The five-day moving average of new cases has risen by 34 per cent in the past week
The HSE says the demand for Covid-19 tests has increased by up to 11 per cent in the space of a week.
About 100,000 tests have been taken in the past seven days - with high demand in Waterford, Carlow, Cork city and north Dublin.
The five-day moving average of new cases has risen by 34 per cent in the past week, and now stands at 1,578.
The HSE's head of testing and tracing, Niamh O'Beirne, says more and more people are coming forward for testing.
The number of Covid patients in hospital dropped to 383 last night - after a fall of 17 in the space of 12 hours.
But last night's figure is still 16 per cent higher than a week ago.
44 Covid patients are in University Hospital Limerick - which is the highest in the country.
Tallaght has 38 patients with the virus, while Cork University Hospital has 33.

Man Dies Following Assault In Blanchardstown On Sunday
Value Of Unused Medication Each Year Estimated At Over €37.5M
Appeal Against Country's First Ever Supervised Injection Centre Rejected
Woman Caught On Laptop While Driving As National Day Of Action For Mobile Phone Distraction Takes Place
RTÉ Senior Management Due Before Oireachtas Committee Today
Man Dies After Road Collision In Carlow
Rent Prices Now 40% Above Pre-Covid Levels
Meta Employees To Find Out Today If They'll Be Affected By Job Losses