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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
95.8
Tuesday 28 March
2.4
2,472,194 ML
2,581,749 ML
4,462 ML
638 ML
56,817 ML
Tuesday 28 March
94.8
Warragamba Dam
Warragamba
Tuesday 28 March
1,922,045
2,027,000
1,844,698
1,786,908
1,874,364
77,347
135,137
47,681
91.0
88.2
92.5
3.8
6.7
2.4
96.5
Woronora Dam
Woronora
Tuesday 28 March
69,245
71,790
56,859
59,513
68,244
12,386
9,732
1,001
79.2
82.9
95.1
17.3
13.6
1.4
100.1
Avon Dam
Upper Nepean
Tuesday 28 March
146,912
146,700
131,932
112,366
146,164
14,980
34,546
748
89.9
76.6
99.6
10.2
23.5
0.5
100.4
Cataract Dam
Upper Nepean
Tuesday 28 March
97,558
97,190
83,485
74,777
97,190
14,073
22,781
368
85.9
76.9
100.0
14.5
23.4
0.4
95.9
Cordeaux Dam
Upper Nepean
Tuesday 28 March
89,766
93,640
78,272
68,834
88,508
11,494
20,932
1,258
83.6
73.5
94.5
12.3
22.4
1.3
100.0
Nepean Dam
Upper Nepean
Monday 27 March
67,730
67,730
55,792
47,477
67,730
11,938
20,253
0
82.4
70.1
100.0
17.6
29.9
0.0
96.6
Prospect Dam
Monday 27 March
32,204
33,330
27,946
29,858
31,739
4,258
2,346
465
83.8
89.6
95.2
12.8
7.0
1.4
88.0
Wingecarribee Reservoir
Shoalhaven
Tuesday 28 March
21,234
24,130
13,285
18,197
21,835
7,949
3,037
-601
55.1
75.4
90.5
32.9
12.6
-2.5
142.5
Fitzroy Falls Reservoir
Shoalhaven
Tuesday 28 March
14,178
9,950
4,864
5,649
9,373
9,314
8,529
4,805
48.9
56.8
94.2
93.6
85.7
48.3
115.1
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.
Tuesday 28 March
8,631
7,500
6,080
4,150
7,500
2,551
4,481
1,131
81.1
55.3
100.0
34.0
59.7
15.1
96.5
Blue Mountains Dams
Blue Mountains
Monday 27 March
2,691
2,789
2,160
2,066
2,730
531
625
-39
77.4
74.1
97.9
19.0
22.4
-1.4
Warragamba Catchment
0.0
29.4
900
Nepean Catchment
0.0
35.4
1,233
Woronora Catchment
0.0
32.7
1,373
Shoalhaven Catchment
0.0
27.8
1,163
Blue Mountains Catchments
0.0
37.5
1,350
Avon Dam
0
2,070
7,619
Nepean Dam
0
1,889
12,758
Cataract Dam
0
3,660
13,851
Cordeaux Dam
0
2,151
9,580
Woronora Dam
0
927
7,721
Broughtons Pass Weir
49
4,812
13,852
Pheasants Nest Weir
684
8,313
35,452
Tallowa Dam
0
12,427
262,336