Sydney
Reconciliations

Reconciliation of closing water storage to total water assets

Reconciliation of closing water storage to total water assets for the Sydney region
	2011 Volume (ML)	2010 Volume (ML)
Closing water storage comprises:	2,241,310	1,709,649
1 Surface water
1.1 Storages	2,239,105	1,708,184
1.2 Unregulated river	2,205	1,465

Plus non-physical water assets
1 Surface water
1.5 Inter-region claim on water	119	0
3 Urban water system
3.4 Urban inter-region claim on water	216	0

Total water assets	2,241,645	1,709,649

Reconciliation of the net change in water storage to the change in net water assets for the Sydney region
	2011 Volume (ML)	2010 Volume (ML)
Change in net water assets	536,428	(102,788)
adjustments for:
(Increase)/decrease in non-physical water assets
1 Surface water
1.5 Inter-region claim on water	(119)	1,825
3 Urban water system
3.4 Urban inter-region claim on water	(216)	45
3.9 Other urban claims on water	0	0

Increase/(decrease) in water liabilities
5 Surface water liability
5.1 Surface water allocation remaining	0	0
5.6 Other surface water liability	(4,432)	(2,450)

Net change in water storage	531,661	(103,368)