WA Health has reported two new local Covid cases in Western Australia since the five local cases were announced yesterday.
Both cases are linked to the man who arrived in Perth from QLD on Sunday, 12 December, bringing the total number of locally acquired cases to seven.
Case number 1133, the index case related to the current outbreak has now been confirmed as having the Delta variant of concern. All cases related to this outbreak can be assumed to also be Delta.
Read the full statement here.
Further, WA Health is expanding wastewater surveillance in response to the evolving COVID-19 situation in the State.
Testing across all six metropolitan wastewater treatment plants will be increased to twice a week. There will also be twice-weekly sample testing in all seven Beenyup water sub-catchments.