Melbourne
Statement of Changes in Water Assets and Water Liabilities

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for the year ended 30 June 2013

2013 ML 2012 ML
Water asset increases
Surface water increases 2,127,142 3,513,471
9.1 Precipitation on surface water 35,591 48,406
9.4 Runoff to surface water 1,903,420 3,205,287
9.5 Point return from irrigation scheme 63 77
9.10 Direct discharge by user - -
9.15 Increase of inter-region surface water claim on water 188,068 259,701
9.17 Increase of surface water claim on desalinated water 0 0
Total Surface water increases 2,127,142 3,513,471
Groundwater increases 413,750 620,447
10.1 Groundwater inflow from outside region 0 0
10.2 Groundwater inflow from outside region at coast 31,076 280
10.3 Recharge from landscape 382,674 620,167
Total Groundwater increases 413,750 620,447
Urban water system increases 341,623 356,699
11.4 Wastewater collected 341,462 356,462
11.21 Other urban water system increases 161 237
Total Urban water system increases 341,623 356,699
Total water asset increases 2,882,515 4,490,617
Water liability decreases
Surface water liability decreases 7,229 10,636
13.1 Adjustment and forfeiture of surface water allocation 7,229 10,636
13.4 Adjustment and forfeiture of inter-region commitment on surface water 0 0
Total Surface water liability decreases 7,229 10,636
Groundwater liability decreases 26,167 28,353
14.1 Adjustment and forfeiture of groundwater allocation 26,167 28,353
Total Groundwater liability decreases 26,167 28,353
Total water liability decreases 33,396 38,989
Water asset decreases
Surface water decreases 1,497,861 2,000,265
17.1 Evaporation from surface water 47,133 43,621
17.2 River outflow from the region 1,377,155 1,918,282
17.4 Surface water leakage to landscape - -
17.6 Surface water diversions – other statutory rights - -
17.7 Entitled diversion of non-allocated surface water to users 13,509 17,571
17.17 Decrease of inter-region surface water claim on water 60,064 20,791
17.19 Decrease of surface water claim on desalinated water 0 0
Total Surface water decreases 1,497,861 2,000,265
Groundwater decreases 154,401 131,336
18.1 Groundwater outflow to outside region 0 0
18.2 Groundwater outflow to outside region at coast 136,022 121,259
18.3 Discharge to landscape 18,379 10,077
18.7 Groundwater extractions – other statutory rights - -
18.8 Entitled extraction of non-allocated groundwater to users - -
Total Groundwater decreases 154,401 131,336
Urban water system decreases 690,783 689,443
19.1 Evaporation from urban water system 17,031 18,622
19.2 Urban water system leakage to landscape 4,398 3,354
19.4 Delivery to urban water system users 381,256 353,309
19.6 Discharge from urban water system to irrigation scheme 8,076 3,089
19.7 Wastewater discharge outside of region 268,134 299,614
19.8 Other wastewater discharge 0 8
19.11 Transfer of water outside of region 250 146
19.20 Other urban water system decreases 11,638 11,301
Total Urban water system decreases 690,783 689,443
Total water asset decreases 2,343,045 2,821,044
Water liability increases
Surface water liability increases 21,533 23,801
21.1 Surface water allocation announcements 18,302 20,761
21.4 Increase of inter-region commitment on surface water 3,231 3,040
Total Surface water liability increases 21,533 23,801
Groundwater liability increases 41,579 41,526
22.1 Groundwater allocation announcements 41,579 41,526
Total Groundwater liability increases 41,579 41,526
Total water liability increases 63,112 65,327
Unaccounted-for difference
Unaccounted-for difference 507,527 1,390,651
25.1 Unaccounted-for difference 507,527 1,390,651
Total Unaccounted-for difference 507,527 1,390,651
Total unaccounted-for difference 507,527 1,390,651
Change in net water assets 2,227 252,584