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Burdekin: Statement of Water Assets and Water Liabilities

as at 30 June 2022

  • Water availability in the Burdekin region increased during the 2021-22 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 2022 was 2,160 GL. Total water liabilities was 0 GL. Closing net water assets at 30 June 2022 was 2,160 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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  2022 ML 2021 ML 2020 ML 2019 ML 2018 ML 2017 ML
Water assets
Surface water 1,982,576 1,940,903 1,865,026 1,994,268 1,890,717 1,949,524
Accessible storage 1,967,571 1,924,579 1,850,109 1,974,712 1,876,455 1,935,044
Dead storage 9,406 9,406 9,406 9,406 9,406 9,406
Rivers 5,599 6,918 5,511 10,150 4,856 5,074
 
Groundwater 177,380 177,380 219,283 184,150 71,802 99,104
Water table aquifer 177,380 177,380 219,283 184,150 71,802 99,104
 
Total water assets 2,159,956 2,118,283 2,084,309 2,178,418 1,962,519 2,048,628
Water liabilities
Surface water liability 0 159,976 108,151 119,813 74,084 58,824
Surface water carryover 0 159,976 108,151 119,813 74,084 58,824
 
Groundwater liability - - - - - -
 
Total water liabilities 0 159,976 108,151 119,813 74,084 58,824
Net water assets
Net surface water assets 1,982,576 1,780,927 1,756,875 1,874,455 1,816,633 1,890,700
Opening net surface water assets 1,780,927 1,756,875 1,874,455 1,816,633 1,890,700 1,844,178
Change in net surface water assets 201,649 24,052 (117,580) 57,822 (74,067) 46,522
Closing net surface water assets 1,982,576 1,780,927 1,756,875 1,874,455 1,816,633 1,890,700
 
Net groundwater assets            
Opening net groundwater assets 177,380 219,283 184,150 71,802 99,104 98,220
Change in net groundwater assets 0 (41,903) 35,133 112,348 (27,302) 884
Closing net groundwater assets 177,380 177,380 219,283 184,150 71,802 99,104
Total closing net water assets 2,159,956 1,958,307 1,976,158 2,058,605 1,888,435 1,989,804
Total change in net water assets 201,649 (17,851) (82,447) 170,170 (101,369) 47,406

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