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Ord: Statement of Water Assets and Water Liabilities

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

  • Water availability in the Ord region's storages increased during 2022-23

Schematic representation of the Ord region. Total water assets on 30 June 2023 was 10,897 GL. Total water liabilities was 319 GL. Closing net water assets on 30 June 2023 was 10,578 GL, 45% 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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  2023 (ML) 2022 (ML) 2021 (ML) 2020 (ML) 2019 (ML) 2018 (ML)
Water assets
Surface water 10,896,851 7,613,906 8,160,927 4,304,311 6,083,260 8,848,069
Accessible storage 10,543,569 7,280,549 7,811,976 3,966,284 5,749,971 8,516,811
Dead storage 329,885 330,061 331,436 332,413 332,536 330,761
Rivers 23,397 3,296 17,515 5,614 753 497
 
Groundwater - – – – – –
Aquifers - – – – – –
 
Total water assets 10,896,851 7,613,906 8,160,927 4,304,311 6,083,260 8,848,069
Water liabilities
Surface water liability 315,600 315,877 315,877 301,492 243,872 311,640
Surface water carryover 315,600 315,877 315,877 301,492 243,872 311,640
 
Groundwater liability 3,400 3,407 3,407 3,407 3,407 3,407
Groundwater carryover 3,400 3,407 3,407 3,407 3,407 3,407
 
Total water liabilities 319,000 319,284 319,284 304,899 247,279 315,047
Net water assets
Net surface water assets 10,578,354 7,295,132 7,842,153 3,999,922 5,836,491 8,533,532
Opening net surface water assets 7,295,132 7,842,153 3,999,922 5,836,491 8,533,532 11,343,916
Net change in surface water assets 3,283,222 (547,021) 3,842,231 (1,836,569) (2,697,041) (2,810,384)
Closing net surface water assets 10,578,354 7,295,132 7,842,153 3,999,922 5,836,491 8,533,532
 
Net groundwater assets (503) (510) (510) (510) (510) (510)
Opening net groundwater assets (510) (510) (510) (510) (510) (511)
Net change in groundwater assets 7 0 0 0 0 1
Closing net groundwater assets (503) (510) (510) (510) (510) (510)
Total closing net water assets 10,577,851 7,294,622 7,841,643 3,999,412 5,835,981 8,533,022
Total change in net water assets 3,283,229 (547,021) 3,842,231 (1,836,569) (2,697,041) (2,810,383)

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