Someone attended Mawson Primary School while infections from Monday, November 1, to Thursday, November 4, according to the ACT government COVID-19 exposure website.

An ACT Health spokesman confirmed the school had not closed due to the exposure.

"ACT Health became aware of a case attending Mawson Primary School on Tuesday, November 9. The school was notified that same day," he said.

On Tuesday, chief health officer Kerryn Coleman said 13 schools had been exposed to a positive COVID case but only two had experienced on-site transmission of the virus.

She said most cases had been acquired in gatherings outside of school.

A cluster of cases associated with the Wanniassa School junior campus had reached 50 on Tuesday, including secondary and tertiary infections, such as household contacts of students.

The news of the latest exposure comes as the ACT recorded nine new COVID-19 infections in the 24 hours to 8pm on Tuesday.

The following schools have had an exposure in the past two weeks:

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