Greater Sydney Catchment

1

How much rain have we had?


Warragamba (24hrs to 9am)
mm for past week
2

How much water is in our dams?


Total Storage  
Weekly Change %
3

How much water have we used?


Daily Supply  
for past week

Catchment rainfall Water Storage Water Supply 1 0.0 2 0.0 3 0

Additional information

View dam levels and information on other Greater Sydney supply dams.

Please visit the Bureau of Meteorology for the latest weather forecasts and warnings.

Please visit the NSW SES for flooding and severe weather warnings and advice.


Loading

98.8
Thursday 11 August
-0.3
2,586,549 ML
2,618,706 ML
7,915 ML
1,131 ML
-7,208 ML
Thursday 11 August
100.0
Warragamba Dam
Warragamba
Thursday 11 August
2,064,680
2,064,680
1,950,600
2,064,680
2,063,954
114,080
0
726
94.5
100.0
100.0
5.5
0.0
0.0
99.8
Woronora Dam
Woronora
Thursday 11 August
69,420
69,536
58,309
69,536
69,497
11,111
-116
-77
83.9
100.0
99.9
16.0
-0.2
-0.1
99.2
Avon Dam
Upper Nepean
Thursday 11 August
141,104
142,230
137,287
142,230
141,856
3,817
-1,126
-752
96.5
100.0
99.7
2.7
-0.8
-0.5
87.7
Cataract Dam
Upper Nepean
Thursday 11 August
85,236
97,190
77,020
97,190
89,099
8,216
-11,954
-3,863
79.2
100.0
91.7
8.5
-12.3
-4.0
98.6
Cordeaux Dam
Upper Nepean
Thursday 11 August
92,449
93,790
88,208
93,790
93,224
4,241
-1,341
-775
94.0
100.0
99.4
4.5
-1.4
-0.8
95.3
Nepean Dam
Upper Nepean
Thursday 11 August
64,572
67,730
59,759
67,730
66,687
4,813
-3,158
-2,115
88.2
100.0
98.5
7.1
-4.7
-3.1
84.4
Prospect Dam
Thursday 11 August
28,129
33,330
29,458
28,960
27,445
-1,329
-831
684
88.4
86.9
82.3
-4.0
-2.5
2.1
82.6
Wingecarribee Reservoir
Shoalhaven
Thursday 11 August
24,666
29,880
20,176
28,813
24,478
4,490
-4,147
188
67.5
96.4
81.9
15.0
-13.9
0.6
62.4
Fitzroy Falls Reservoir
Shoalhaven
Thursday 11 August
6,206
9,950
9,710
7,564
7,470
-3,504
-1,358
-1,264
97.6
76.0
75.1
-35.2
-13.6
-12.7
100.0
Tallowa Dam
Shoalhaven
The ‘capacity’ for Tallowa Dam only refers to the water available to be transferred to Sydney, when the total system storage is below 75%. The dam can hold 90,000 ML but 7,500 ML is available for transfers.
Thursday 11 August
7,500
7,500
7,500
7,500
7,500
0
0
0
100.0
100.0
100.0
0.0
0.0
0.0
89.5
Blue Mountains Dams
Blue Mountains
Thursday 11 August
2,587
2,890
2,340
2,636
2,547
247
-49
40
81.0
91.2
88.1
8.5
-1.7
1.4
Warragamba Catchment
0.0
19.6
1,530
Nepean Catchment
0.0
4.3
2,339
Woronora Catchment
0.0
6.0
2,657
Shoalhaven Catchment
0.0
32.5
1,788
Blue Mountains Catchments
0.0
24.0
2,448
Avon Dam
19
182
5,562
Nepean Dam
21
243
12,558
Cataract Dam
57
466
15,191
Cordeaux Dam
29
264
5,760
Woronora Dam
6
62
5,711
Broughtons Pass Weir
68
526
15,155
Pheasants Nest Weir
80
838
36,569
Tallowa Dam
0
14,701
789,355