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

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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 as of 28 August 2019, 21,800 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

48.1
Monday 21 October
-0.4
1,249,638 ML
2,596,150 ML
8,575 ML
1,225 ML
-10,575 ML
Monday 21 October
49.0
Warragamba Dam
Warragamba
Monday 21 October
993,954
2,027,000
1,337,026
1,019,322
1,002,247
-343,072
-25,368
-8,293
66.0
50.3
49.4
-16.9
-1.3
-0.4
38.8
Woronora Dam
Woronora
Monday 21 October
27,884
71,790
39,538
28,650
28,163
-11,654
-766
-279
55.1
39.9
39.2
-16.2
-1.1
-0.4
46.4
Avon Dam
Upper Nepean
Monday 21 October
68,045
146,700
87,970
70,845
68,841
-19,925
-2,800
-796
60.0
48.3
46.9
-13.6
-1.9
-0.5
27.2
Cataract Dam
Upper Nepean
Monday 21 October
26,400
97,190
31,782
27,452
26,729
-5,382
-1,052
-329
32.7
28.2
27.5
-5.5
-1.1
-0.3
40.2
Cordeaux Dam
Upper Nepean
Monday 21 October
37,662
93,640
34,206
39,628
38,230
3,456
-1,966
-568
36.5
42.3
40.8
3.7
-2.1
-0.6
47.5
Nepean Dam
Upper Nepean
Monday 21 October
32,175
67,730
34,652
28,870
29,176
-2,477
3,305
2,999
51.2
42.6
43.1
-3.7
4.9
4.4
84.3
Prospect Dam
Monday 21 October
28,083
33,330
31,739
25,787
27,354
-3,656
2,296
729
95.2
77.4
82.1
-11.0
6.9
2.2
64.7
Wingecarribee Reservoir
Shoalhaven
Monday 21 October
15,614
24,130
16,554
14,011
14,728
-940
1,603
886
68.6
58.1
61.0
-3.9
6.6
3.7
74.6
Fitzroy Falls Reservoir
Shoalhaven
Monday 21 October
7,423
9,950
1,575
7,564
7,093
5,848
-141
330
15.8
76.0
71.3
58.8
-1.4
3.3
48.0
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 as of 28 August 2019, 21,800 ML is available for transfers.
Monday 21 October
10,460
21,800
6,000
17,940
15,730
4,460
-7,480
-5,270
27.5
82.3
72.2
20.5
-34.3
-24.2
67.1
Blue Mountains Dams
Blue Mountains
Monday 21 October
1,938
2,890
2,158
1,937
1,922
-220
1
16
74.7
67.0
66.5
-7.6
0.0
0.6
Warragamba Catchment
0.0
0.2
578
Nepean Catchment
0.0
0.7
826
Woronora Catchment
0.0
0.0
673
Shoalhaven Catchment
0.0
0.8
692
Blue Mountains Catchments
0.0
0.5
972
Avon Dam
5
27
2,104
Nepean Dam
20
119
6,373
Cataract Dam
4
81
5,472
Cordeaux Dam
1
8
2,321
Woronora Dam
5
23
1,459
Broughtons Pass Weir
6
130
5,488
Pheasants Nest Weir
26
142
11,765
Tallowa Dam
99
1,011
70,259