Dam and Rainfall Levels

Instructions: Click on the marker to get all the local dam information selectable map selectable map
%
  • 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

-


At

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

Snapshot

Last year: -%
Now: -%

Comparison

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

Loading

49.9
Tuesday 20 August
-0.4
1,287,750 ML
2,581,850 ML
8,721 ML
1,246 ML
-9,153 ML
Tuesday 20 August
51.2
Warragamba Dam
Warragamba
Tuesday 20 August
1,037,942
2,027,000
1,395,335
1,062,644
1,042,479
-357,393
-24,702
-4,537
68.8
52.4
51.4
-17.6
-1.2
-0.2
40.4
Woronora Dam
Woronora
Tuesday 20 August
29,010
71,790
44,448
30,284
29,431
-15,438
-1,274
-421
61.9
42.2
41.0
-21.5
-1.8
-0.6
49.5
Avon Dam
Upper Nepean
Tuesday 20 August
72,626
146,700
91,789
74,995
73,114
-19,163
-2,369
-488
62.6
51.1
49.8
-13.1
-1.6
-0.3
29.2
Cataract Dam
Upper Nepean
Tuesday 20 August
28,332
97,190
35,714
28,561
28,408
-7,382
-229
-76
36.7
29.4
29.2
-7.6
-0.2
-0.1
41.0
Cordeaux Dam
Upper Nepean
Tuesday 20 August
38,392
93,640
37,341
38,514
38,432
1,051
-122
-40
39.9
41.1
41.0
1.1
-0.1
-0.0
41.7
Nepean Dam
Upper Nepean
Tuesday 20 August
28,229
67,730
34,652
29,721
30,014
-6,423
-1,492
-1,785
51.2
43.9
44.3
-9.5
-2.2
-2.6
84.0
Prospect Dam
Tuesday 20 August
27,992
33,330
31,073
31,688
30,059
-3,081
-3,696
-2,067
93.2
95.1
90.2
-9.2
-11.1
-6.2
57.6
Wingecarribee Reservoir
Shoalhaven
Tuesday 20 August
13,898
24,130
15,034
17,591
14,235
-1,136
-3,693
-337
62.3
72.9
59.0
-4.7
-15.3
-1.4
77.9
Fitzroy Falls Reservoir
Shoalhaven
Tuesday 20 August
7,753
9,950
4,406
9,421
5,927
3,347
-1,668
1,826
44.3
94.7
59.6
33.6
-16.8
18.4
23.2
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 20 August
1,740
7,500
1,360
870
3,000
380
870
-1,260
18.1
11.6
40.0
5.1
11.6
-16.8
63.5
Blue Mountains Dams
Blue Mountains
Tuesday 20 August
1,836
2,890
1,861
1,840
1,804
-25
-4
32
64.4
63.7
62.4
-0.9
-0.1
1.1
Warragamba Catchment
0.0
0.6
602
Nepean Catchment
0.0
0.1
847
Woronora Catchment
0.0
0.0
689
Shoalhaven Catchment
0.0
1.4
720
Blue Mountains Catchments
0.0
0.2
1,082
Avon Dam
2
23
2,125
Nepean Dam
10
37
5,948
Cataract Dam
1
12
4,688
Cordeaux Dam
1
8
2,056
Woronora Dam
1
8
1,184
Broughtons Pass Weir
2
22
4,690
Pheasants Nest Weir
7
70
10,999
Tallowa Dam
54
466
70,996