LATEST COVID-19 DEVELOPMENTS:
* NSW has recorded its 100th death from the outbreak of the Delta variant of COVID-19, as another 1116 people test positive to the virus. Four women died overnight, aged in their 50s, 60s, 70s and 80s.
* Outbreaks in the state's west and far west also continue to grow, with another 32 people diagnosed.
* At least 112 people held in Sydney prisons have tested positive for COVID-19, prompting calls for the urgent release of low-risk inmates to prevent further spread of the virus.
* Meanwhile just over a third of Victorian prisoners are fully vaccinated against COVID-19, despite being a priority in the rollout.
* Victorian Premier Daniel Andrews has conceded efforts to bring COVID-19 cases down to zero have failed, as the state recorded 120 new infections and two deaths - the first this year.
* Tough restrictions will remain in place in Melbourne until October in an effort to keep the health system from being overwhelmed, but regional Victoria with the exception of Shepparton could emerge from lockdown as early as next week.
* Melbourne students will return to face-to-face learning for the start of term four, with Year 12 students given priority bookings for COVID-19 vaccines ahead of exams.
* The ACT has recorded 23 new coronavirus cases following the extension of Canberra's lockdown for another fortnight.
* Fears interstate truck drivers will bring the virus to COVID-free states are growing, with six travelling through SA in as many days and scares in Queensland and Western Australia.
* Queensland will restart hotel quarantine for residents stranded interstate from Saturday, after copping criticism over its snap decision last Wednesday to pause the domestic hotel quarantine program for two weeks.
* Federal Treasurer Josh Frydenberg is alarmed at the rising mental distress of children under state lockdowns, with the numbers of teenager presenting at emergency departments spiking in NSW and Victoria.
* Prime Minister Scott Morrison has conceded opening Australia's internal borders will be up to state governments despite making Christmas a key goal, with tensions bubbling between state and territory governments over the plan to reduce restrictions when 70 and 80 per cent of the over-16 population is vaccinated.
* Health officials reported 75 cases in New Zealand on Wednesday, as public health experts and COVID-19 modellers urge the government to tighten its lockdown settings.
* New Zealand has delayed the release of places in its quarantine system, effectively blocking Kiwis from returning home and warning those based in Australia not to come for a summer holiday.
AUSTRALIAN VACCINATION NUMBERS:
* There have been 19,697,498 doses administered in the national COVID-19 vaccination rollout up to Monday, including 334,832 in the previous 24 hours.
* Of the total, 11,431,458 have been administered by the Commonwealth (an increase of 180,929 in the previous 24 hours).
* 8,266,040 have been administered by the states and territories, including 153,903 in the previous 24 hours.
* Nationwide, 59.6 per cent of people aged over 16 have received one vaccine dose while 35.7 per cent are fully vaccinated.
AUSTRALIAN CORONAVIRUS NUMBERS:
* Australia reported 1307 local cases on Wednesday: 1116 in NSW, 120 in Victoria, and 23 in the ACT.
* There were also three overseas-acquired cases reported, two in NSW and one in Queensland.
* The national death toll is 1012: Victoria 822, NSW 156, Tasmania 13, WA 9, Queensland 7, SA 4, ACT 3. (Two Queensland residents who died in NSW have been included in the official tolls of both states).
GLOBAL CORONAVIRUS NUMBERS:
* Cases: at least 217,718,000.
* Deaths: at least 4,519,000.
* Vaccine doses administered: at least 5,294,549,000.
Data current as at 1830 AEST on September 1, taking in federal and state/territory government updates and Johns Hopkins Coronavirus Resource Centre figures.