Sydney: Key findings
For the water account period 01 July 2022 – 30 June 2023
- Total annual rainfall was above average for the third consecutive year, following the region's eighth-wettest spring on record.
- End-of-year storage volume decreased by three percentage points, finishing at 95% full by 30 June 2023.
- Water taken from surface water and groundwater resources for consumptive use was 504 GL, around 10% less than last year.
Climate and water
Rainfall

1,095 mm
23% above the average of 893 mm
Streamflow

well above average
from Jul 2022 to Dec 2022
Storage

95% full

3% less than last year
Water use from all sources
Water sourced

Water supplied

Water status of water resources
Water availability
13,056 GL
surface water available in 2022-23

31% less than last year
Water accessible
766 GL
total surface water and groundwater assessible in 2022-23

4% less than last year
Water taken
504 GL
total surface water and groundwater taken in 2022-23

10% less than last year