Bureau Home » Water Information » National Water Account » 2017 Account » South East Queensland » Water Accounting Statements » Changes in Water Assets and Water Liabilities

National Water Account 2017

South East Queensland: Statement of Changes in Water Assets and Water Liabilities

for the year ended 30 June 2017

Water availability in the South East Queensland region decreased by 179,525 ML during the 2016–17 year. This follows a decrease in water availability during the previous year. The change in water available in the region at the end of the year is represented by the change in net water assets.


Diagram showing water asset increases, water asset decreases, forfeitures, allocations, and changes in net water assets for the South East Queensland region for 2016–17.


The Statement of Changes in Water Assets and Water Liabilities is provided in the table below. The statement presents the changes in water assets and water liabilities that occurred during the year, including accrual transactions (e.g. allocations and forfeitures) and actual water flows, both natural and engineered.




 2017 ML2016 ML
Water asset increases
Surface water increases3,691,1071,878,545
Discharge: user2,4559,287
Overbank flood return128,834
Groundwater increases
Urban water system increases252,687246,609
Wastewater collected251,070245,085
Delivery: desalinated water1,5621,524
Delivery: inter-region55
Total water asset increases3,943,7942,125,154
Water liability decreases
Surface water liability decreases38,92236,276
Adjustment and forfeiture: individual users38,92236,276
Groundwater liability decreases3,7974,817
Adjustment and forfeiture: individual users3,7974,817
Total water liability decreases42,71941,093
Water asset decreases
Surface water decreases3,458,0911,908,490
Leakage: landscape227,536265,018
Diversions: statutory rights3,7943,810
Non-allocated diversion: individual users1,3231,316
Overbank flood spilling168,727-
Other decreases--
Groundwater decreases4,1094,951
Non-allocated extraction: individual users4,1094,951
Urban water system decreases560,926507,936
Supply system delivery: urban users313,447264,097
Discharge: sea213,598208,648
Discharge: landscape1,1892,581
Other supply system decreases11,2429,141
Recycled water delivery: urban users19,47821,193
Other wastewater and recycled water system decreases1,2372,276
Recycled water delivery: irrigation users104-
Wastewater inter-region transfer549-
Supply system inter-region transfer82-
Total water asset decreases4,023,1262,421,377
Water liability increases
Surface water liability increases61,52263,664
Allocation: individual users61,52263,664
Groundwater liability increases9,3359,335
Allocation: individual users9,3359,335
Total water liability increases70,85772,999
Unaccounted-for difference(72,055)(22,879)
Change in net water assets(179,525)(351,008)