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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
73.4
Tuesday 24 April
-0.7
1,895,757 ML
2,581,749 ML
11,967 ML
1,710 ML
-14,270 ML
Tuesday 24 April
75.9
Warragamba Dam
Warragamba
Tuesday 24 April
1,538,717
2,027,000
1,941,008
1,584,281
1,549,104
-402,291
-45,564
-10,387
95.8
78.2
76.4
-19.8
-2.2
-0.5
73.5
Woronora Dam
Woronora
Tuesday 24 April
52,788
71,790
70,225
54,728
53,232
-17,437
-1,940
-444
97.8
76.2
74.1
-24.3
-2.7
-0.6
70.9
Avon Dam
Upper Nepean
Tuesday 24 April
103,995
146,700
144,991
107,416
104,822
-40,996
-3,421
-827
98.8
73.2
71.5
-27.9
-2.3
-0.6
48.5
Cataract Dam
Upper Nepean
Tuesday 24 April
47,155
97,190
93,406
49,724
47,754
-46,251
-2,569
-599
96.1
51.2
49.1
-47.6
-2.6
-0.6
51.9
Cordeaux Dam
Upper Nepean
Tuesday 24 April
48,570
93,640
91,315
51,034
49,158
-42,745
-2,464
-588
97.5
54.5
52.5
-45.6
-2.6
-0.6
67.1
Nepean Dam
Upper Nepean
Tuesday 24 April
45,437
67,730
66,373
46,102
45,609
-20,936
-665
-172
98.0
68.1
67.3
-30.9
-1.0
-0.3
90.9
Prospect Dam
Tuesday 24 April
30,311
33,330
31,073
30,920
30,412
-762
-609
-101
93.2
92.8
91.2
-2.3
-1.8
-0.3
68.0
Wingecarribee Reservoir
Shoalhaven
Tuesday 24 April
16,397
24,130
21,749
17,151
16,554
-5,352
-754
-157
90.1
71.1
68.6
-22.2
-3.1
-0.7
59.1
Fitzroy Falls Reservoir
Shoalhaven
Tuesday 24 April
5,881
9,950
8,606
6,719
6,066
-2,725
-838
-185
86.5
67.5
61.0
-27.4
-8.4
-1.9
58.1
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.
Tuesday 24 April
4,360
7,500
7,220
7,430
5,140
-2,860
-3,070
-780
96.3
99.1
68.5
-38.1
-40.9
-10.4
76.9
Blue Mountains Dams
Blue Mountains
Tuesday 24 April
2,146
2,789
2,539
2,210
2,176
-393
-64
-30
91.0
79.2
78.0
-14.1
-2.3
-1.1
Warragamba Catchment
0.0
0.2
508
Nepean Catchment
0.2
1.0
498
Woronora Catchment
0.0
0.2
581
Shoalhaven Catchment
0.2
1.0
605
Blue Mountains Catchments
0.0
1.2
768
Avon Dam
1
8
1,067
Nepean Dam
7
60
4,100
Cataract Dam
4
36
5,767
Cordeaux Dam
1
8
1,356
Woronora Dam
4
31
1,918
Broughtons Pass Weir
5
49
5,785
Pheasants Nest Weir
10
86
7,048
Tallowa Dam
119
1,035
96,968