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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
73.4
Wednesday 25 April
-0.7
1,894,256 ML
2,581,749 ML
11,883 ML
1,698 ML
-13,815 ML
Wednesday 25 April
75.9
Warragamba Dam
Warragamba
Wednesday 25 April
1,537,485
2,027,000
1,939,532
1,584,281
1,547,148
-402,047
-46,796
-9,663
95.7
78.2
76.3
-19.8
-2.3
-0.5
73.5
Woronora Dam
Woronora
Wednesday 25 April
52,741
71,790
70,225
54,728
53,232
-17,484
-1,987
-491
97.8
76.2
74.1
-24.4
-2.8
-0.7
70.8
Avon Dam
Upper Nepean
Wednesday 25 April
103,912
146,700
144,991
107,416
104,822
-41,079
-3,504
-910
98.8
73.2
71.5
-28.0
-2.4
-0.6
48.4
Cataract Dam
Upper Nepean
Wednesday 25 April
47,063
97,190
93,406
49,724
47,754
-46,343
-2,661
-691
96.1
51.2
49.1
-47.7
-2.7
-0.7
51.8
Cordeaux Dam
Upper Nepean
Wednesday 25 April
48,483
93,640
91,315
51,034
49,158
-42,832
-2,551
-675
97.5
54.5
52.5
-45.7
-2.7
-0.7
67.0
Nepean Dam
Upper Nepean
Wednesday 25 April
45,410
67,730
66,373
46,102
45,609
-20,963
-692
-199
98.0
68.1
67.3
-31.0
-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
67.8
Wingecarribee Reservoir
Shoalhaven
Wednesday 25 April
16,369
24,130
21,749
17,151
16,554
-5,380
-782
-185
90.1
71.1
68.6
-22.3
-3.2
-0.8
57.1
Fitzroy Falls Reservoir
Shoalhaven
Wednesday 25 April
5,686
9,950
8,606
6,719
6,066
-2,920
-1,033
-380
86.5
67.5
61.0
-29.3
-10.4
-3.8
62.0
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 only 7,500 ML is available for transfers.
Wednesday 25 April
4,650
7,500
7,220
7,430
5,140
-2,570
-2,780
-490
96.3
99.1
68.5
-34.3
-37.1
-6.5
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
0.0
1.0
498
Woronora Catchment
0.0
0.2
578
Shoalhaven Catchment
0.0
1.0
605
Blue Mountains Catchments
0.0
1.2
768
Avon Dam
0
7
1,052
Nepean Dam
0
51
4,079
Cataract Dam
0
31
5,748
Cordeaux Dam
0
7
1,355
Woronora Dam
0
27
1,912
Broughtons Pass Weir
4
46
5,767
Pheasants Nest Weir
9
83
7,012
Tallowa Dam
0
880
96,616