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Canberra: Statement of Water Assets and Water Liabilities

For the water account period 01 July 2022 - 30 June 2023

  • Water availability in the Canberra region's storages decreased slightly during 2022-23.
  • Water availability is represented by the net water assets, which are the volume of water assets minus the water liabilities.

 

Schematic representation of the Canberra region. Total water assets at 30 June 2022 was 328 GL. Total water liabilities was 0 GL. Closing net water assets at 30 June 2022 was 328 GL, 1% less than last year.

 

The Statement of Water Assets and Water Liabilities is provided in the table below.
The statement presents the volume of water assets, and water liabilities at the start and end of the reporting year.

 

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  2023 (ML) 2022 (ML) 2021 (ML) 2020 (ML) 2019 (ML) 2018 (ML)
Water assets
Surface water 326,732 330,957 334,553 201,000 205,016 239,914
Accessible storage 279,512 281,016 281,016 155,942 160,226 194,906
Dead storage 5,058 5,058 5,058 5,058 5,058 5,508
Rivers 2,994 5,715 9,311 818 502 770
Lakes and wetlands 39,168 39,168 39,168 39,182 39,230 39,180
 
Groundwater – - - – – –
Aquifers – - - – – –
 
Urban system 966 966 966 966 966 966
Urban water sypply system  966 966 966 966 966 966
 
Total water assets 327,698 331,923 335,519 201,966 205,982 240,880
Water liabilities
Surface water liability 0 0 0 0 0 0
Allocation remaining: individual users 0 0 0 0 0 0
 
Groundwater liability 0 0 0 0 0 0
Allocation remaining: individual users 0 0 0 0 0 0
 
Total water liabilities 0 0 0 0 0 0
Net water assets
Net surface water assets 326,732 331,923 335,519 201,966 205,982 240,880
Opening net surface water assets 330,957 334,553 201,000 205,016 239,914 282,302
Net change in surface water assets (4,225) (3,596) 133,553 (4,016) (34,898) (42,388)
Closing net surface water assets 326,732 330,957 334,553 201,00 205,016 239,914
 
Net groundwater assets - - - – – –
Opening net groundwater assets - - - – – –
Change in net groundwater assets 0 0 0 0 0 0
Closing net groundwater assets 0 - - – – –
 
Net urban water assets 966 966 966 966 966 966
Opening net urban water assets 966 966 966 966 966 966
Net change in urban water assets - 0 0 0 0 0
Closing net urban water assets 966 966 966 966 966 966
Total closing net water assets 327,698 331,923 335,519 201,966 205,982 240,880
Total change in net water assets (4,225) (3,596) 133,553 (4,016) (34,898) (42,388)

Note: quantification approaches used to derive each item volume are provided in the Methods