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Dam and Rainfall Levels

Instructions: Click on the marker to get all the local dam information selectable map selectable map
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  • Prospect Reservoir
    • Avon Dam
    • Blue Mountains Dams
    • Cataract Dam
    • Cordeaux Dam
    • Fitzroy Falls Reservoir
    • Nepean Dam
    • Tallowa Dam
    • Warragamba Dam
    • Woronora Dam
    • Wingecarribee Reservoir
    • Prospect Dam

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At

Free text area to explain limitations or special messages in emergencies
- %
-% past week
Latest: - ML
Capacity: - ML

Snapshot

Now: -%
Last year: -%

Changes

Volume (%)

- ML. - ML change.

Volume (ML)

- %. - % change.
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 only 7,500 ML is available for transfers.

Storage, rainfall and environmental releases

Storage
(recorded date)
Storage Capacity
(ML)
Current Volume
(ML)
Percent Full
%
Net Change in past week
%
Storage
(recorded date)
Storage Capacity
(ML)
Current Volume
(ML)
Percent Full
%
Net Change in past week
%

See verified weekly storage reports

How much rain has fallen in our catchments?

24hrs to 9am

-mm

Past week

-mm

Past year

-mm
Note: Rainfall and e-flows data are only updated on week days, not weekends

Latest environmental flow releases

Today's requirements

- ML

Past week

- ML

Past year

- ML
76.7
Saturday 24 February
-0.7
1,980,928 ML
2,581,749 ML
11,657 ML
1,666 ML
-14,733 ML
Saturday 24 February
79.3
Warragamba Dam
Warragamba
Saturday 24 February
1,606,908
2,027,000
1,789,036
1,652,225
1,616,906
-182,128
-45,317
-9,998
88.3
81.5
79.8
-9.0
-2.2
-0.5
77.6
Woronora Dam
Woronora
Saturday 24 February
55,727
71,790
59,645
58,052
56,092
-3,918
-2,325
-365
83.1
80.9
78.1
-5.5
-3.2
-0.5
74.3
Avon Dam
Upper Nepean
Friday 23 February
109,002
146,700
112,646
112,834
109,751
-3,644
-3,832
-749
76.8
76.9
74.8
-2.5
-2.6
-0.5
54.3
Cataract Dam
Upper Nepean
Saturday 24 February
52,791
97,190
75,065
62,845
55,137
-22,274
-10,054
-2,346
77.2
64.7
56.7
-22.9
-10.3
-2.4
57.3
Cordeaux Dam
Upper Nepean
Saturday 24 February
53,651
93,640
69,020
61,173
55,304
-15,369
-7,522
-1,653
73.7
65.3
59.1
-16.4
-8.0
-1.8
68.6
Nepean Dam
Upper Nepean
Saturday 24 February
46,455
67,730
47,654
47,301
46,624
-1,199
-846
-169
70.4
69.8
68.8
-1.8
-1.2
-0.2
89.6
Prospect Dam
Saturday 24 February
29,858
33,330
29,858
29,408
28,861
0
450
997
89.6
88.2
86.6
0.0
1.4
3.0
71.2
Wingecarribee Reservoir
Shoalhaven
Saturday 24 February
17,191
24,130
18,238
18,238
17,390
-1,047
-1,047
-199
75.6
75.6
72.1
-4.3
-4.3
-0.8
59.6
Fitzroy Falls Reservoir
Shoalhaven
Saturday 24 February
5,927
9,950
6,532
6,672
6,113
-605
-745
-186
65.6
67.1
61.4
-6.1
-7.5
-1.9
19.1
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 only 7,500 ML is available for transfers.
Saturday 24 February
1,430
7,500
3,560
1,080
1,500
-2,130
350
-70
47.5
14.4
20.0
-28.4
4.7
-0.9
71.3
Blue Mountains Dams
Blue Mountains
Thursday 22 February
1,988
2,789
2,070
1,972
1,983
-82
16
5
74.2
70.7
71.1
-2.9
0.6
0.2
Warragamba Catchment
0.0
30.2
632
Nepean Catchment
0.0
19.9
902
Woronora Catchment
0.0
16.9
952
Shoalhaven Catchment
0.0
17.4
784
Blue Mountains Catchments
0.0
43.2
1,068
Avon Dam
1
39
6,344
Nepean Dam
7
35
9,891
Cataract Dam
2
153
11,134
Cordeaux Dam
1
8
7,453
Woronora Dam
2
17
5,069
Broughtons Pass Weir
4
171
11,139
Pheasants Nest Weir
11
94
28,002
Tallowa Dam
181
712
137,986