Burdekin: Statement of Changes in Water Assets and Water Liabilities
for the year ended 30 June 2017
Water availability in the Burdekin region increased by 65,325 ML during the 2016–17 year, representing a decrease from the previous year when water availability was 448,961 ML. The change in water available in the region at the end of the year is represented by the change in net water assets.
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 ML | 2016 ML | |
|---|---|---|
| Water asset increases | ||
| Surface water increases | 7,988,689 | 3,442,916 |
| Precipitation | 354,510 | 85,153 |
| Runoff | 7,582,453 | 3,357,763 |
| Flood return | 51,726 | – |
| Groundwater increases | 99,104 | 112,483 |
| Managed aquifer recharge: individual users | 99,104 | 98,220 |
| Other | 0 | 14,263 |
| Total water asset increases | 8,087,793 | 3,555,399 |
| Water liability decreases | ||
| Surface water liability decreases | 562,928 | 524,910 |
| Adjustment and forfeiture: individual users | 382,897 | 309,383 |
| Adjustment and forfeiture: urban system | 3,668 | 9,710 |
| Adjustment and forfeiture: irrigation | 156,776 | 187,488 |
| Transfer inter-region | 19,587 | 18,329 |
| Groundwater liability decreases | 26,108 | 27,281 |
| Adjustment and forfeiture: individual users | 9 | 27,281 |
| Adjustment and forfeiture: urban system | 242 | – |
| Adjustment and forfeiture: irrigation | 25,857 | – |
| Total water liability decreases | 589,036 | 552,191 |
| Water asset decreases | ||
| Surface water decreases | 5,401,202 | 2,163,402 |
| Evaporation | 481,524 | 351,723 |
| Outflow | 4,629,655 | 1,652,935 |
| Overbank flow | 117,318 | – |
| Non-allocated diversion: individual users | 172,705 | 158,744 |
| Groundwater decreases | 62,614 | 51,999 |
| Non-allocated extraction: individual users | 53,378 | 51,999 |
| Other | 9,236 | – |
| Total water asset decreases | 5,463,816 | 2,215,401 |
| Water liability increases | ||
| Surface water liability increases | 1,151,438 | 1,165,202 |
| Allocation: individual users | 489,996 | 440,725 |
| Allocation: urban system | 12,272 | 11,973 |
| Allocation: irrigation | 617,745 | 681,079 |
| Transfer inter-region | 31,425 | 31,425 |
| Groundwater liability increases | 45,100 | 55,715 |
| Allocation: individual users | 1,091 | 55,715 |
| Allocation: urban system | 480 | – |
| Allocation: irrigation | 43,529 | – |
| Total water liability increases | 1,196,538 | 1,220,917 |
| Unaccounted-for difference | 1,951,150 | 222,311 |
| Change in net water assets | 65,325 | 448,961 |