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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

-


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
83.3
Wednesday 13 December
-0.5
2,149,539 ML
2,581,749 ML
11,583 ML
1,655 ML
-10,920 ML
Wednesday 13 December
84.8
Warragamba Dam
Warragamba
Wednesday 13 December
1,719,584
2,027,000
1,888,110
1,750,853
1,728,616
-168,526
-31,269
-9,032
93.1
86.4
85.3
-8.3
-1.5
-0.4
85.9
Woronora Dam
Woronora
Wednesday 13 December
61,641
71,790
63,058
63,773
62,179
-1,417
-2,132
-538
87.8
88.8
86.6
-2.0
-3.0
-0.7
80.4
Avon Dam
Upper Nepean
Wednesday 13 December
117,942
146,700
121,820
120,940
118,902
-3,878
-2,998
-960
83.0
82.4
81.1
-2.6
-2.0
-0.7
73.8
Cataract Dam
Upper Nepean
Wednesday 13 December
71,719
97,190
81,302
75,931
72,921
-9,583
-4,212
-1,202
83.7
78.1
75.0
-9.9
-4.3
-1.2
72.8
Cordeaux Dam
Upper Nepean
Wednesday 13 December
68,155
93,640
80,620
71,284
69,456
-12,465
-3,129
-1,301
86.1
76.1
74.2
-13.3
-3.3
-1.4
71.5
Nepean Dam
Upper Nepean
Wednesday 13 December
48,417
67,730
58,693
49,601
48,622
-10,276
-1,184
-205
86.7
73.2
71.8
-15.2
-1.7
-0.3
89.1
Prospect Dam
Wednesday 13 December
29,707
33,330
29,158
30,261
29,808
549
-554
-101
87.5
90.8
89.4
1.6
-1.7
-0.3
81.9
Wingecarribee Reservoir
Shoalhaven
Wednesday 13 December
19,759
24,130
19,884
19,800
19,676
-125
-41
83
82.4
82.1
81.5
-0.5
-0.2
0.3
73.6
Fitzroy Falls Reservoir
Shoalhaven
Wednesday 13 December
7,328
9,950
7,187
7,140
6,906
141
188
422
72.2
71.8
69.4
1.4
1.9
4.2
44.3
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.
Wednesday 13 December
3,320
7,500
2,790
0
1,430
530
3,320
1,890
37.2
0.0
19.1
7.1
44.3
25.2
70.5
Blue Mountains Dams
Blue Mountains
Wednesday 13 December
1,967
2,789
2,043
1,747
1,943
-76
220
24
73.3
62.6
69.7
-2.7
7.9
0.9
Warragamba Catchment
0.0
8.5
660
Nepean Catchment
0.0
1.2
974
Woronora Catchment
0.0
12.1
1,035
Shoalhaven Catchment
0.0
5.5
857
Blue Mountains Catchments
0.0
23.0
1,148
Avon Dam
3
30
6,619
Nepean Dam
15
128
9,739
Cataract Dam
7
89
11,068
Cordeaux Dam
6
58
7,687
Woronora Dam
3
24
5,152
Broughtons Pass Weir
9
112
11,067
Pheasants Nest Weir
25
232
28,449
Tallowa Dam
275
2,621
140,427