And especially as the DHHS Daily Report also states:
The Department is also using other methods of validation to determine their movement.
The two extracts on the two incursions in the report were:
Update: Interstate incursion - removalist
Late last night, the Department was notified by NSW Health that a confirmed case was infectious in the community in Victoria on 8 and 9 July.
The positive case entered Victoria on the morning of 8 July in a party of three for work.
They departed Victoria and entered South Australia on the morning of 9 July.
Households visited by the case for work are isolating and have been tested.
Interviews, which are ongoing, are proving complex and challenging. The Department is also using other methods of validation to determine their movement.
This afternoon, the Department was advised that another individual in this travelling party has returned a positive result.
Public exposure sites will be published as soon as possible once confirmed and validated.
Update: Interstate incursion - red zone arrivals
This morning, the Department was notified of two confirmed cases.
The cases are red zone arrivals from Sydney.
They reside within a household of four in the City of Hume.
One of the individuals who tested positive returned to Victoria on 8 July. The other members of the household returned on 4 July.
Both cases have initial negative tests after their arrival.
As red zone permit holders, they are required to quarantine for 14 days. Investigations and interviews are underway to determine their movements.