Canberra: Key findings

For the water account period 1 July 2020–30 June 2021

  • Total annual rainfall was above average for the first time in four years.
  • End-of-year storage was 100% full compared to 56% full the previous year.
  • Water taken for consumptive water use was 52 GL, around 14% less than last year.

Climate and water


Rainfall icon

1,128 mm

above the average of 794 mm


Streamflow icon

above average

for most of the year


Storage icon

100% full


79% more than last year

Water use

Water sourced

Graph showing breakdown of water sources used in the Canberra region. A total of 52 GL of water was used in the region in 2020–21. Surface water made up 98% of total water sourced. Groundwater made up 2% of the water sourced.

Water supplied

Graph showing breakdown of water users in the Canberra region. A total of 52 GL of water was supplied to users in 2020–21. 95% of total water supply was for the urban system. 5% was for individual users.

Water status


84 GL

total surface water and groundwater allocations

Water availability

1,109 GL

surface water available in 2020–21


13% more than average



in storage expected during the 2021–22 year