This FACT indicates the amount of water that was consumed for irrigation purposes per hectare of irrigated agricultural land in the 2015-2016 financial year. It is measured in mega litres. The state with the highest amount of water use per hectare was South Australia, with 4.27 ML. This is likely due to South Australia being the driest state in Australia. The state with the lowest was Tasmania, with 3.07 ML.
Data for the Australian Capital Territory was not available.