The ACT has recorded 12 new cases in the 24 hours to 8pm on Monday.
There are 15 people hospitalised with the virus, nine of whom are in intensive care, with five requiring ventilation.
The new cases bring the active total to 296, while the number of cases associated with this outbreak now stands at 1607.
Meanwhile, the percentage of the eligible population who are now fully vaccinated has reached 89.3 per cent.
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Low testing rates
In the 24 hours to 9am on Tuesday, 1733 negative test results were returned, after the figure dropped to 982 on Sunday, 647 on Monday.
Health Minister Rachel Stephen-Smith on Tuesday said it was important Canberrans still came forward for testing, even with mild symptoms, despite the high vaccination rates.
"I'm aware of someone who has become a COVID-positive case in the last week who really did think they just had hay fever. They went to work, and a couple of days later they lost their sense of taste or smell and decided they better go and get tested," she said.
"And all of those people they went to work with on that shift where they thought they had hay fever, all of those people are now having to get tested or quarantine."
Ms Stephen-Smith said testing would remain an important tool to identify positive cases and offer fast treatments for COVID-19.
Victoria has recorded 1510 new COVID-19 cases and four deaths as new pandemic laws are set to be introduced to state parliament.
The health department confirmed on Tuesday the state is managing 24,715 active cases.
There are 817 people in hospital, 15 more than Monday, with the seven-day average at 789. Of those, 147 are in intensive care and 88 on a ventilator.
The latest deaths take the toll from the current outbreak to 234.
Meanwhile in NSW, the state has recorded 282 new locally acquired cases of COVID-19 and one death, two weeks after lockdown restrictions started easing in the state.
There were 12 fewer cases recorded in the 24-hours up to 8pm on Monday than on the previous day.
Across the state, 71,352 COVID-19 tests were taken.
NSW Health said 93.1 per cent of people 16 and over have received one dose of a COVID-19 vaccine and 85 per cent of adults are now fully vaccinated.
Queensland has recorded two new locally acquired cases of COVID-19, while a truck driver has tested positive interstate after being infectious in the Sunshine State.
Premier Annastacia Palaszczuk says the two new cases emerged after 8779 tests in the 24 hours to 6.30am on Tuesday.
One is an unvaccinated 17-year-old boy who tested positive after presenting at an emergency department on the Gold Coast.
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