Of the four new locally acquired cases to 8pm last night:
One is linked to the Berala cluster, and is the young man from western Sydney reported yesterday who travelled to western NSW. There are now 16 cases in the Berala cluster.
One, a man in his 20s, is a household contact of a case linked to the Avalon cluster. This brings the total number of cases for the Avalon cluster to 149.
One, from western Sydney, is a household contact of a previously reported case whose source remains under investigation but is likely to be linked to the Berala cluster.
One, a man in his 30s from western Sydney, is under investigation.