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Burdekin: Statement of Water Assets and Water Liabilities

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

  • Water availability in the Burdekin region decreased during the 2022-23 year.
  • Water availability is represented by the net water assets, which are the volume of water assets minus the water liabilities.

Schematic representation of the Burdekin region. Total surface water and groundwater assets at 30 June 2023 was 2,015GL. Total water liabilities was 0 GL. Closing net water assets at 30 June 2022 was 2,015 GL, 7% 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 1,837,779 1,982,755 1,940,905 1,865,031 1,994,285 1,890,716
Accessible storage 1,823,758 1,967,574 1,924,586 1,850,115 1,974,730 1,876,455
Dead storage 9,406 9,405 9,406 9,405 9,405 9,405
Rivers 4,616 5,776 6,914 5,511 10,150 4,856
 
Groundwater 177,380 177,380 177,380 219,283 184,150 71,802
Water table aquifer 177,380 177,380 177,380 219,283 184,150 71,802
 
Total water assets 2,015,159 2,160,135 2,118,285 2,084,314 2,178,435 1,962,518
Water liabilities
Surface water liability 0 0 159,976 108,151 119,813 74,084
Surface water carryover 0 0 159,976 108,151 119,813 74,084
 
Groundwater liability 0 0 0 0 0 0
 
Total water liabilities 0 0 159,976 108,151 119,813 74,084
Net water assets
Net surface water assets 1,837,779 1,982,755 1,780,929 1,756,880 1,874,472 1,816,632
Opening net surface water assets 1,982,755 1,780,929 1,756,880 1,874,472 1,816,632 1,890,699
Change in net surface water assets (144,976) 201,826 24,049 (117,592) 57,840 (74,067)
Closing net surface water assets 1,837,779 1,982,755 1,780,929 1,756,880 1,874,472 1,816,632
 
Net groundwater assets 177,380 177,380 177,380 219,283 184,150 71,802
Opening net groundwater assets 177,380 177,380 219,283 184,150 71,802 99,104
Change in net groundwater assets 0 0 (41,903) 35,133 112,348 (27,302)
Closing net groundwater assets 177,380 177,380 177,380 219,283 184,150 71,802
Total closing net water assets 2,015,159 2,160,135 1,958,309 1,976,163 2,058,622 1,888,434
Total change in net water assets (144,976) 201,826 (17,854) (82,459) 170,188 (101,369)

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