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South East Queensland: Statement of Water Assets and Water Liabilities

as at 30 June 2021

  • Water availability in the South East Queensland region decreased during 2020–21.
  • Water availability is represented by the net water assets, which are the volume of water assets minus the water liabilities.

Schematic representation of the South East Queensland region. Total surface water and groundwater assets at 30 June 2021 was 1,562 GL. Total water liabilities was 0 GL. Closing net water assets at 30 June 2021 was 1,562 GL, ,1% more 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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  2021 ML 2020 ML 2019 ML 2018 ML 2017 ML 2016 ML
Water assets
Surface water 1,532,312 1,529,332 1,661,528 2,128,225 2,033,812 2,213,337
Accessible storages 1,525,080 1,522,314 1,652,325 2,120,511 2,025,809 2,206,873
Dead storages 6,464 6,464 6,464 6,464 6,464 6,464
Rivers 768 554 2,739 1,250 1,539 –
 
Groundwater 30,170 30,170 11,115 11,115 11,115 11,115
Water table aquifer 30,170 30,170 11,115 11,115 11,115 11,115
Underlying aquifers – – – – – –
 
Urban water system 0 0 0 0 0 0
Claims: surface water* 0 0 0 0 0 0
 
Total water assets 1,562,482 1,559,502 1,672,643 2,139,340 2,044,927 2,224,452
Water liabilities
Surface water liability 0 0 0 0 0 0
Allocation remaining: individual users 0 0 0 0 0 0
Allocation remaining: urban system* 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 1,529,332 1,529,332 1,661,528 2,128,225 2,033,812 2,213,337
Opening net surface water assets 1,529,332 1,661,528 2,128,225 2,033,812 2,213,337 2,564,345
Change in net surface water assets 2,980 (132,196) (466,697) 94,413 (179,525) (351,008)
Closing net surface water assets 1,532,312 1,529,332 1,661,528 2,128,225 2,033,812 2,213,337
 
Net groundwater assets 30,170 30,170 11,115 11,115 11,115 11,115
Opening net groundwater assets 30,170 11,115 11,115 11,115 11,115 11,115
Change in net groundwater assets 0 19,055 0 0 0 0
Closing net groundwater assets 30,170 30,170 11,115 11,115 11,115 11,115
 
Net urban water assets 0 0 0 0 0 0
Opening net urban water assets 0 0 0 0 0 0
Change in net urban water assets 0 0 0 0 0 0
Closing net urban water assets 0 0 0 0 0 0
 
Total closing net water assets 1,562,482 1,559,502 1,672,643 2,139,340 2,044,927 2,224,452
             
Total change in net water assets 2,980 (113,141) (466,697) 94,413 (179,525) (351,008)

 

* between-store flows and claims

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