Dam and Rainfall Levels

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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

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
58.8
Saturday 16 February
-0.5
1,517,317 ML
2,581,850 ML
12,048 ML
1,722 ML
-13,645 ML
Saturday 16 February
60.8
Warragamba Dam
Warragamba
Saturday 16 February
1,232,828
2,027,000
1,619,580
1,270,147
1,245,042
-386,752
-37,319
-12,214
79.9
62.7
61.4
-19.1
-1.8
-0.6
49.7
Woronora Dam
Woronora
Saturday 16 February
35,676
71,790
56,092
37,118
36,072
-20,416
-1,442
-396
78.1
51.7
50.2
-28.4
-2.0
-0.6
59.4
Avon Dam
Upper Nepean
Saturday 16 February
87,195
146,700
109,751
88,229
88,056
-22,556
-1,034
-861
74.8
60.1
60.0
-15.4
-0.7
-0.6
26.8
Cataract Dam
Upper Nepean
Saturday 16 February
26,018
97,190
55,137
27,146
26,122
-29,119
-1,128
-104
56.7
27.9
26.9
-30.0
-1.2
-0.1
35.7
Cordeaux Dam
Upper Nepean
Saturday 16 February
33,463
93,640
55,622
34,696
33,832
-22,159
-1,233
-369
59.4
37.1
36.1
-23.7
-1.3
-0.4
67.1
Nepean Dam
Upper Nepean
Saturday 16 February
45,462
67,730
46,649
49,368
46,524
-1,187
-3,906
-1,062
68.9
72.9
68.7
-1.8
-5.8
-1.6
91.9
Prospect Dam
Saturday 16 February
30,615
33,330
28,861
30,261
30,920
1,754
354
-305
86.6
90.8
92.8
5.3
1.1
-0.9
61.2
Wingecarribee Reservoir
Shoalhaven
Saturday 16 February
14,766
24,130
17,390
15,965
13,321
-2,624
-1,199
1,445
72.1
66.2
55.2
-10.9
-5.0
6.0
62.8
Fitzroy Falls Reservoir
Shoalhaven
Saturday 16 February
6,252
9,950
6,113
5,927
8,654
139
325
-2,402
61.4
59.6
87.0
1.4
3.3
-24.1
38.1
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 16 February
2,860
7,500
1,500
3,800
160
1,360
-940
2,700
20.0
50.7
2.1
18.1
-12.5
36.0
75.5
Blue Mountains Dams
Blue Mountains
Saturday 16 February
2,182
2,890
1,978
2,443
2,259
204
-261
-77
68.4
84.5
78.2
7.1
-9.0
-2.7
Warragamba Catchment
0.0
5.9
619
Nepean Catchment
0.0
30.2
779
Woronora Catchment
0.0
8.7
705
Shoalhaven Catchment
0.0
2.2
744
Blue Mountains Catchments
0.0
4.5
1,085
Avon Dam
3
17
1,806
Nepean Dam
1
17
6,011
Cataract Dam
1
8
3,765
Cordeaux Dam
1
17
935
Woronora Dam
1
8
1,450
Broughtons Pass Weir
2
16
3,772
Pheasants Nest Weir
6
65
9,520
Tallowa Dam
141
2,167
71,671