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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
86.5
Friday 24 February
0.2
2,232,730 ML
2,581,749 ML
11,825 ML
1,690 ML
3,580 ML
Friday 24 February
88.3
Warragamba Dam
Warragamba
Friday 24 February
1,789,036
2,027,000
1,891,728
1,832,398
1,800,383
-102,692
-43,362
-11,347
93.3
90.4
88.8
-5.1
-2.1
-0.6
83.0
Woronora Dam
Woronora
Friday 24 February
59,579
71,790
58,309
61,038
59,909
1,270
-1,459
-330
81.2
85.0
83.5
1.8
-2.0
-0.5
76.7
Avon Dam
Upper Nepean
Friday 24 February
112,460
146,700
135,253
114,338
112,740
-22,793
-1,878
-280
92.2
77.9
76.9
-15.5
-1.3
-0.2
77.1
Cataract Dam
Upper Nepean
Friday 24 February
74,921
97,190
85,083
76,802
75,497
-10,162
-1,881
-576
87.5
79.0
77.7
-10.5
-1.9
-0.6
73.7
Cordeaux Dam
Upper Nepean
Friday 24 February
69,020
93,640
80,340
73,864
70,082
-11,320
-4,844
-1,062
85.8
78.9
74.8
-12.1
-5.2
-1.1
100.0
Nepean Dam
Upper Nepean
Friday 24 February
67,730
67,730
57,301
52,124
48,647
10,429
15,606
19,083
84.6
77.0
71.8
15.4
23.0
28.2
89.6
Prospect Dam
Friday 24 February
29,858
33,330
29,607
30,185
30,009
251
-327
-151
88.8
90.6
90.0
0.8
-1.0
-0.5
75.6
Wingecarribee Reservoir
Shoalhaven
Friday 24 February
18,238
24,130
13,936
18,646
18,360
4,302
-408
-122
57.8
77.3
76.1
17.8
-1.7
-0.5
56.3
Fitzroy Falls Reservoir
Shoalhaven
Friday 24 February
5,603
9,950
5,233
6,532
5,372
370
-929
231
52.6
65.6
54.0
3.7
-9.3
2.3
56.3
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.
Friday 24 February
4,220
7,500
7,290
1,220
6,080
-3,070
3,000
-1,860
97.2
16.3
81.1
-40.9
40.0
-24.8
74.0
Blue Mountains Dams
Blue Mountains
Friday 24 February
2,065
2,789
2,257
2,096
2,071
-192
-31
-6
80.9
75.2
74.3
-6.9
-1.1
-0.2
Warragamba Catchment
0.0
6.2
731
Nepean Catchment
0.0
24.6
794
Woronora Catchment
0.0
8.9
996
Shoalhaven Catchment
0.0
6.4
933
Blue Mountains Catchments
3.9
10.9
973
Avon Dam
1
16
3,604
Nepean Dam
1
68
8,390
Cataract Dam
4
77
6,519
Cordeaux Dam
3
41
5,398
Woronora Dam
2
18
5,486
Broughtons Pass Weir
6
108
6,536
Pheasants Nest Weir
14
159
20,799
Tallowa Dam
140
1,371
226,452