South Australia has posted a new daily record of 995 COVID-19 infections, with 36 people in hospital with the virus.

Five people are in intensive care as of Tuesday with one person requiring ventilation.

The hospitalisations include three young children and three aged between 10 and 19. There are also two people in their 20s, five in their 30s, and two in their 40s.

Ten of the hospital cases are unvaccinated or partially vaccinated and 14 are fully vaccinated with the status of the remainder unknown.

More than 90 of the new cases acquired were infected in the state by a known case, three were infected in the state with the contact unknown and eight acquired their infection interstate. The remaining 893 cases are still under investigation.

Three cases that were removed from case numbers on Monday have been re-added due to data reconfigurations.

There were more than 20,000 tests carried out on Monday.

SA Health is urging the community to closely monitor themselves for symptoms and get tested as soon as any appear.

The state has now eclipsed 5200 new cases since November 23. More than four in five are the new Omicron variant.

There are 4767 cases in home quarantine and 86 cases in supervised quarantine.

– AAP