Sydney: Statement of Water Flows
The volume of water in the region's storages at 30 June 2016 was 2,821,555 ML, an increase of 156,589 ML from the start of the 2015–16 year. This is the region's second consecutive annual increase in storage volume.
The Statement of Water Flows is provided in the table below. The statement presents the actual water flows associated with the water stores of the region that occurred during the reporting year, including flows corresponding to the accrual transactions shown in the Statement of Changes in Water Assets and Water Liabilities.
Items in the statements are hyperlinked to the associated section of the Statement details. Methods used to derive item volumes are provided in the Reference information.
for the year ended 30 June 2016
| 2016 ML | 2015 ML | |
|---|---|---|
| Water inflows | ||
| Surface water inflows | 5,053,939 | 5,398,435 |
| Precipitation | 139,962 | 155,848 |
| Runoff | 4,909,529 | 5,239,511 |
| Discharge: user | 0 | 8 |
| Delivery: inter-region agreement | 4,448 | 3,068 |
| Total surface water inflows | 5,053,939 | 5,398,435 |
| Urban water system inflows | 547,783 | 547,009 |
| Wastewater collected | 547,783 | 547,009 |
| Delivery: desalinated water | 0 | 0 |
| Total urban water system inflows | 547,783 | 547,009 |
| Total water inflows | 5,601,722 | 5,945,444 |
| Water outflows | ||
| Surface water outflows | 4,239,521 | 4,268,114 |
| Evaporation | 150,271 | 166,963 |
| Outflow | 4,036,219 | 4,403,694 |
| Diversion: statutory rights | 32,530 | 32,530 |
| Allocated diversion: individual users | 20,501 | 24,927 |
| Total surface water outflows | 4,239,521 | 4,628,114 |
| Urban water system outflows | 1,016,562 | 994,386 |
| Leakage: groundwater | 37,665 | 37,210 |
| Supply system delivery: urban users | 491,281 | 478,372 |
| Recycled water delivery: urban users | 17,502 | 20,515 |
| Discharge: sea | 432,491 | 443,546 |
| Other supply system decreases | 10,113 | 14,743 |
| Other wastewater and recycled water system decreases | 27,510 | 0 |
| Total urban water system outflows | 1,016,562 | 994,386 |
| Total water outflows | 5,256,083 | 5,622,500 |
| Unaccounted-for difference | ||
| Unaccounted-for difference | (189,050) | (46,048) |
| Unaccounted-for difference | (189,050) | (46,048) |
| Total unaccounted-for difference | (189,050) | (46,048) |
| Total unaccounted-for difference | (189,050) | (46,048) |
| Opening water storage | 2,664,966 | 2,388,070 |
| Change in water storage | 156,589 | 276,896 |
| Closing water storage | 2,821,555 | 2,664,966 |