Anyone at Woolworths Mawson on Sunday, August 29 between 8.20am and 10am is deemed a casual contact.

A number of bus routes on Thursday, Sunday, Monday and Tuesday have been marked as casual contact sites, as well as a light rail service between Gungahlin to Manning Clark North on Thursday.

McDonalds Erindale in Wanniassa was a casual contact site on Friday between 5.40pm and 6.20pm, as is KFC Woden in Phillip for a period on Friday.

JAGA Swanson Court in Belconnen was a casual contact site on Thursday between 4pm and 6pm.

Mr Barr said a small number of people had been unknowingly infectious in the community, speaking at Wednesday's Covid update.

He urged Canberrans to "please wear a mask".

Priceline Pharmacy Gungahlin and First Choice Liquor Gungahlin are casual contact sites for times on Monday.

There are also additional new monitor for symptoms locations in Ainslie, Fyshwick, Gungahlin and Majura Park, added earlier on Wednesday.

The full exposure site list is available online.

St Clare of Assisi Primary School was added to the ACT locations of concern on Monday afternoon.

The Conder school and the school's outside of school care area have been closed for deep cleaning and teacher-led remote learning suspended.

The Catholic school is listed as a close contact site on Thursday from 8am to 3.30pm.

The outside of school care building has been listed as a casual exposure site on the same day from 8am to 8.30am and 4pm to 4.30pm.

Universal Phone Services and the Optus store in the Canberra Centre have each been listed as casual contact sites at different times last week.

Anyone who visited the Universal Phone Services shop on Monday, August 23 from 10.35am to 11.30am or Optus Canberra Centre on Wednesday, August 25 from 2.40 pm to 3.30pm is considered a casual contact.

People who visited the Universal Phone Services store on Wednesday, August 25 from 2.50pm to 3.45pm are instructed to monitor for symptoms of COVID-19.

Several new locations requiring people who visited to monitor for symptoms have also been identified in Braddon, elsewhere in Canberra City, Conder, Wanniassa and Weston.

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They include the popular Japanese restaurant Raku, as well as Braddon Newsagency and Post Office.

The new sites followed a Monday morning update that reflected extra times for Priceline Woden and Ainslie Village social housing complex.

Priceline Pharmacy Woden in Phillip has been listed as a close contact site for last Thursday between 9.15am and 6pm.

It was added to the list of exposure sites on Monday night, for periods on Sunday and Friday.

Anyone who visited the pharmacy at the specific times must complete the ACT contact declaration form, immediately quarantine and get tested.

Argyle Housing - Ainslie Village in Campbell has been updated, it's a close contact location for Wednesday and Thursday between 11.59pm and 12.00am, as well as those times Friday, Saturday and Sunday.

Anyone who visited Westfield Woden between 7.45am and 5pm on Thursday, Friday and Saturday should monitor for symptoms.

Anyone who visited Woolworths in Woden on Thursday from 7.45am to 8.30am or 1.20pm to 2.10pm as well as those who visited the supermarket on Friday from 7.50am to 8.30am is considered a casual contact and must follow health directions.

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