Melbourne

Changes in Water Assets and Water Liabilities

	Data type	2010 ML
Water asset increases
Connected surface water increases		1,214,566
Physical water asset increases
13.1 Precipitation on connected surface water	Modelled	31,557
13.3 Groundwater discharge to connected surface water		-
13.4 Landscape water drain to connected surface water
13.4.1 Rainfall runoff to connected surface water	Estimated	1,005,902
13.4.2 Diffuse return of irrigation water to connected surface water		-
13.4.3 Point return of irrigation water to connected surface water	Estimated	36
13.5 Overbank flood return to river channel	Other	0
13.6 Delivery of water transferred-in to connected surface water
13.6.1 Delivery of desalinated water transferred-in to connected surface water	Other	0
13.6.3 Delivery of water transferred-in under inter-basin agreement to connected surface water	Measured	0
13.7 Discharge of wastewater and recycled water into connected surface water
13.7.1 Discharge of urban wastewater to connected surface water	Measured	8,063
13.7.2 Urban recycled water discharge to connected surface water	Measured	17,199
13.7.3 Discharge after use of water diverted by industries		-
*Total physical water asset increases*		1,062,757
Non-physical water assets increases
23.4 Other lumped non-physical surface water asset increases	Other	151,809
*Total non-physical water assets increases*		151,809
Total 13 Connected surface water increases		1,214,566

Groundwater increases		162,466
Physical water asset increases
15.1 Groundwater inflow from outside region		-
15.2 Groundwater recharge
15.2.1 Diffuse groundwater recharge from landscape water	Modelled	143,063
15.2.2 Groundwater recharge from connected surface water		-
15.2.4 Leakage from water distribution system to groundwater	Estimated	19,403
Total 15 Groundwater increases		162,466

Water distribution system increases		361,401
Physical water asset increases
19.1 Precipitation on water distribution system		-
19.2 Water inflow into the irrigation supply system		-
19.3 Water inflow into the urban water supply system		-
19.4 Discharge into the urban wastewater system of individually-taken water		-
19.5 Delivery of water transferred-in to water distribution system		-
19.6 Water inflow into the urban wastewater system		-
*Total physical water asset increases*		-
Non-physical water assets increases
23.8 Allocation announcement/claim recognition on regulated flows – urban water access entitlement/arrangement	Other	360,816
23.10 Groundwater allocation announcement – urban class	Other	585
*Total non-physical water assets increases*		361,401
Total 19 Water distribution system increases		361,401

Total water asset increases		1,738,433
Water liability decreases
Surface water liability decreases		0
26.1 Adjustment and forfeiture of allocation on regulated flows
26.1.2 Adjustment and forfeiture of allocation on regulated flows – high security water access entitlement
26.1.2.2 Adjustment and forfeiture of allocation on regulated flows – high security, individual irrigator holder	Estimated	0
26.1.4 Adjustment and forfeiture of allocation/claim on regulated flows – urban water access entitlement/arrangement	Estimated	0
26.1.7 Adjustment and forfeiture of allocation on regulated flows – environment water access entitlement	Estimated	0
26.1.9 Adjustment and forfeiture of allocation on regulated flows – other lumped water access entitlement
26.1.9.6 Adjustment and forfeiture of allocation on regulated flows – environmental purpose	Estimated	0
Total 26 Surface water liability decreases		0

Groundwater liability decreases		18,899
28.1 Adjustment and forfeiture of groundwater allocation
28.1.1 Adjustment and forfeiture of groundwater allocation – S&D class	Estimated	0
28.1.2 Adjustment and forfeiture of groundwater allocation – urban class	Estimated	453
28.1.3 Adjustment and forfeiture of groundwater allocation – other lumped class
28.1.3.7 Adjustment and forfeiture of groundwater allocation – other lumped holders	Estimated	18,446
Total 28 Groundwater liability decreases		18,899

Total water liability decreases		18,899
Water asset decreases
Connected surface water decreases		489,653
Physical water asset decreases
14.1 Evaporation from connected surface water	Modelled	44,289
14.2 Surface water flow out of region	Estimated	418,938
14.3 Leakage from connected surface water store		-
14.5 Surface water diversion under other statutory right
14.5.1 Surface water diversion – riparian right		-
14.6 Entitled diversion of unregulated surface water flows
14.6.1 Diversion of unregulated flows – S&D water access entitlement	Estimated	1,007
14.6.5 Diversion of unregulated flows – other lumped class
14.6.5.6 Diversion of unregulated flows – other lumped holders	Measured	24,738
14.9 Diversion of surface water for transfer-out under Inter-basin agreement	Measured	681
Total 14 Connected surface water decreases		489,653

Groundwater decreases		44,563
Physical water asset decreases
16.1 Groundwater outflow out of region
16.1.1 Regional groundwater outflow		-
16.1.2 Groundwater discharge into sea	Modelled	24,018
16.2 Evaporation from groundwater		-
16.3 Groundwater discharge
16.3.1 Groundwater discharge to landscape		-
16.3.2 Groundwater discharge to connected surface water		-
16.3.5 Infiltration of groundwater into urban wastewater system		-
16.4 Groundwater extraction under other statutory right
16.4.2 Groundwater extraction – other lumped basic rights	Estimated	20,545
Total 16 Groundwater decreases		44,563

Water distribution system decreases		281,108
Physical water asset decreases
20.2 Leakages from water distribution system
20.2.1 Leakage from water distribution system to landscape	Estimated	8,760
20.2.2 Leakage from water distribution system to groundwater	Estimated	19,403
20.2.3 Discharge from on-site wastewater treatment systems of water supplied via urban water distribution system		-
20.3 Irrigation water application from water distribution system
20.3.1 Application of water from irrigation water supply system for irrigation	Measured	18,296
20.3.2 Application of water from urban water supply system and recycled water supply system for irrigation or outdoor use		-
20.4 Wastewater discharge
20.4.1 Discharge of urban wastewater to connected surface water	Measured	8,063
20.4.2 Wastewater discharge out of region	Measured	208,934
20.5 Recycled water discharge
20.5.1 Urban recycled water discharge to connected surface water	Measured	17,199
20.6 Water transferred-out
20.6.3 Volume of potable water export		-
20.6.4 Volume of non-potable water export		-
*Total physical water asset decreases*		280,655
Non-physical water assets decreases
24.8 Adjustment and forfeiture of allocation/claim on regulated flows – urban water access entitlement/arrangement	Other	0
24.10 Adjustment and forfeiture/claim of groundwater allocation – urban class/arrangement	Other	453
*Total non-physical water assets decreases*		453
Total 20 Water distribution system decreases		281,108

Total water asset decreases		815,324
Water liability increases
Surface water liability increases		366,319
25.1 Allocation announcement on regulated flows
25.1.2 Allocation announcement on regulated flows – high security water access entitlement
25.1.2.2 Allocation announcement on regulated flows – high security, individual irrigator holder	Other	3,490
25.1.4 Allocation announcement/claim recognition on regulated flows – urban water access entitlement/arrangement	Other	360,816
25.1.7 Allocation announcement on regulated flows – environment water access entitlement	Other	287
25.1.9 Allocation announcement on regulated flows – environmental purpose
25.1.9.6 Allocation announcement on regulated flows – environmental purpose	Other	1,726
Total 25 Surface water liability increases		366,319

Groundwater liability increases		37,494
27.1 Groundwater allocation announcement
27.1.1 Groundwater allocation announcement – S&D class	Other	9,384
27.1.2 Groundwater allocation announcement – urban class	Other	585
27.1.3 Groundwater allocation announcement – other lumped class
27.1.3.7 Groundwater allocation announcement – other lumped holders	Other	27,525
Total 27 Groundwater liability increases		37,494

Total water liability increases		403,813
Unaccounted-for difference		394,070
30.2 Unaccounted-for difference – connected surface water store		214,966
30.3 Unaccounted-for difference – groundwater store		99,308
30.5 Unaccounted-for difference – water distribution system store		79,796
Total 30 Unaccounted-for difference		394,070

Change in net water assets		144,125
	Data Type	2010 ML

Melbourne

Changes in Water Assets and Water Liabilities

Water asset increases

Connected surface water increases

Physical water asset increases

Non-physical water assets increases

Groundwater increases

Physical water asset increases

Water distribution system increases

Physical water asset increases

Non-physical water assets increases

Total water asset increases

1,738,433

Water liability decreases

Surface water liability decreases

Groundwater liability decreases

Total water liability decreases

18,899

Water asset decreases

Connected surface water decreases

Physical water asset decreases

Groundwater decreases

Physical water asset decreases

Water distribution system decreases

Physical water asset decreases

Non-physical water assets decreases

Total water asset decreases

815,324

Water liability increases

Surface water liability increases

Groundwater liability increases

Total water liability increases

403,813

Unaccounted-for difference

Change in net water assets

144,125