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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 ML2021 ML2020 ML2019 ML2018 ML2017 ML
Water assets
Surface water1,982,5761,940,9031,865,0261,994,2681,890,7171,949,524
Accessible storage1,967,5711,924,5791,850,1091,974,7121,876,4551,935,044
Dead storage9,4069,4069,4069,4069,4069,406
Rivers5,5996,9185,51110,1504,8565,074
 
Groundwater177,380177,380219,283184,15071,80299,104
Water table aquifer177,380177,380219,283184,15071,80299,104
 
Total water assets2,159,9562,118,2832,084,3092,178,4181,962,5192,048,628
Water liabilities
Surface water liability0159,976108,151119,81374,08458,824
Surface water carryover0159,976108,151119,81374,08458,824
 
Groundwater liability------
 
Total water liabilities0159,976108,151119,81374,08458,824
Net water assets
Net surface water assets1,982,5761,780,9271,756,8751,874,4551,816,6331,890,700
Opening net surface water assets1,780,9271,756,8751,874,4551,816,6331,890,7001,844,178
Change in net surface water assets201,64924,052(117,580)57,822(74,067)46,522
Closing net surface water assets1,982,5761,780,9271,756,8751,874,4551,816,6331,890,700
 
Net groundwater assets      
Opening net groundwater assets177,380219,283184,15071,80299,10498,220
Change in net groundwater assets0(41,903)35,133112,348(27,302)884
Closing net groundwater assets177,380177,380219,283184,15071,80299,104
Total closing net water assets2,159,9561,958,3071,976,1582,058,6051,888,4351,989,804
Total change in net water assets201,649(17,851)(82,447)170,170(101,369)47,406

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