Australian Government Disaster Recovery Payment is still paid at the same rate as when it was introduced in 2006: $1,000 for adults and $400 for children.
The other federal gov payment - Disaster Recovery Allowance - is paid at the rate of JobSeeker/Youth Allowance
https://www.aph.gov.au/About_Parliament/Parliamentary_departments/Parliamentary_Library/Research/FlagPost/2022/March/Disaster_payment_reform