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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

The 2020 February rain event has seen our storages across Greater Sydney increase dramatically.

You can check the individual Sydney Dam levels in the Greater Sydney supply system.

Find out more about Greater Sydney’s Water Restrictions.


Related Pages

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96.5
Wednesday 12 August
11.3
2,490,503 ML
2,581,850 ML
9,146 ML
1,307 ML
292,383 ML
Wednesday 12 August
97.7
Warragamba Dam
Warragamba
Wednesday 12 August
1,980,399
2,027,000
1,042,479
1,656,988
1,745,989
937,920
323,411
234,410
51.4
81.7
86.1
46.3
16.0
11.6
78.2
Woronora Dam
Woronora
Wednesday 12 August
56,153
71,790
29,431
44,782
51,267
26,722
11,371
4,886
41.0
62.4
71.4
37.2
15.8
6.8
93.9
Avon Dam
Upper Nepean
Wednesday 12 August
137,696
146,700
73,114
123,095
124,871
64,582
14,601
12,825
49.8
83.9
85.1
44.0
10.0
8.7
94.0
Cataract Dam
Upper Nepean
Wednesday 12 August
91,376
97,190
28,408
69,485
80,036
62,968
21,891
11,340
29.2
71.5
82.4
64.8
22.5
11.7
88.1
Cordeaux Dam
Upper Nepean
Wednesday 12 August
82,521
93,640
38,432
68,648
72,888
44,089
13,873
9,633
41.0
73.3
77.8
47.1
14.8
10.3
100.0
Nepean Dam
Upper Nepean
Wednesday 12 August
67,730
67,730
30,014
43,864
51,858
37,716
23,866
15,872
44.3
64.8
76.6
55.7
35.2
23.4
96.5
Prospect Dam
Wednesday 12 August
32,153
33,330
30,059
30,514
31,534
2,094
1,639
619
90.2
91.6
94.6
6.3
4.9
1.9
98.7
Wingecarribee Reservoir
Shoalhaven
Wednesday 12 August
23,814
24,130
14,235
19,759
21,576
9,579
4,055
2,238
59.0
81.9
89.4
39.7
16.8
9.3
84.1
Fitzroy Falls Reservoir
Shoalhaven
Wednesday 12 August
8,368
9,950
5,927
7,658
8,083
2,441
710
285
59.6
77.0
81.2
24.5
7.1
2.9
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.
Wednesday 12 August
7,500
7,500
3,000
7,500
7,500
4,500
0
0
40.0
100.0
100.0
60.0
0.0
0.0
96.6
Blue Mountains Dams
Blue Mountains
Wednesday 12 August
2,793
2,890
1,804
2,325
2,518
989
468
275
62.4
80.4
87.1
34.2
16.2
9.5
Warragamba Catchment
0.0
90.6
813
Nepean Catchment
0.0
153.5
1,251
Woronora Catchment
0.0
117.0
1,168
Shoalhaven Catchment
0.0
200.9
1,114
Blue Mountains Catchments
0.0
101.2
1,535
Avon Dam
129
825
4,707
Nepean Dam
455
1,791
12,218
Cataract Dam
217
1,909
10,782
Cordeaux Dam
130
955
4,432
Woronora Dam
138
973
4,620
Broughtons Pass Weir
389
2,179
10,619
Pheasants Nest Weir
367
3,505
22,590
Tallowa Dam
0
60,942
172,815