Murray–Darling Basin
Reconciliations

Table 1  Reconciliation of closing water storage to total water assets
Description

The 2011–12 year (ML)

The 2010–11 year (ML)

Closing water storage presented in the Statement of Water Flows

28,358,147

23,735,301

1 Surface water    
1.1 Storages

21,187,196

19,131,462

1.2 Unregulated river

0

0

1.3 Regulated river

1,326,012

1,306,337

1.4 Lakes and wetlands

1,811,372

1,925,145

1.10 Other surface water assets

19,952

18,131

Total 1 Surface water 

24,344,532

22,381,075

     
2 Groundwater    
2.1 Water Table aquifer

2.2 Underlying aquifers

2.5 Other groundwater assets

4,013,615

1,354,226

Total 2 Groundwater store

4,013,615

1,354,226

     
Total water storage as presented in the Statement of Water Assets and Water Liabilities

28,358,147

23,735,301

     
plus Other water assets    
1 Surface water    
1.5 Inter-region claim on water

913,776

470,066

Total 1 Surface water

913,776

470,066

     
Total other water assets

913,776

470,066

     
Total water assets

29,271,923

24,205,367

– = Data not available

 

 

Table 2  Reconciliation of the net change in water storage to the change in net water assets
 Description  The 2011–12 year (ML) The 2010–11 year (ML)
Change in net water assets 4,846,681 8,602,251
adjustments for:    
     
(Increase) / Decrease in non-physical water assets    
1 Surface water    
1.5 Inter-region claim on water (443,710) (61,066)
     
Increase / (Decrease) in water liabilities    
5 Surface water liability    
5.1 Surface water allocation remaining 219,541 4,398,219
5.2 Surface water allocation remaining – urban water system (25) 62
6 Groundwater liability    
6.1 Groundwater allocation remaining 359 473
     
Net change in water storage 4,622,846 12,939,939