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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
86.5
Tuesday 17 October
-0.7
2,232,940 ML
2,581,749 ML
6,780 ML
969 ML
-15,492 ML
Tuesday 17 October
87.8
Warragamba Dam
Warragamba
Tuesday 17 October
1,778,823
2,027,000
1,947,649
1,815,277
1,787,617
-168,826
-36,454
-8,794
96.1
89.6
88.2
-8.3
-1.8
-0.4
90.9
Woronora Dam
Woronora
Tuesday 17 October
65,293
71,790
66,195
67,039
65,741
-902
-1,746
-448
92.2
93.4
91.6
-1.3
-2.4
-0.6
84.5
Avon Dam
Upper Nepean
Tuesday 17 October
124,002
146,700
128,546
128,348
125,069
-4,544
-4,346
-1,067
87.6
87.5
85.3
-3.1
-3.0
-0.7
81.9
Cataract Dam
Upper Nepean
Tuesday 17 October
79,635
97,190
85,925
86,233
81,228
-6,290
-6,598
-1,593
88.4
88.7
83.6
-6.5
-6.8
-1.6
80.7
Cordeaux Dam
Upper Nepean
Tuesday 17 October
75,550
93,640
82,949
83,737
77,456
-7,399
-8,187
-1,906
88.6
89.4
82.7
-7.9
-8.7
-2.0
75.6
Nepean Dam
Upper Nepean
Tuesday 17 October
51,172
67,730
65,780
55,239
52,177
-14,608
-4,067
-1,005
97.1
81.6
77.0
-21.6
-6.0
-1.5
87.8
Prospect Dam
Monday 16 October
29,258
33,330
28,614
27,084
29,408
644
2,174
-150
85.9
81.3
88.2
1.9
6.5
-0.5
83.3
Wingecarribee Reservoir
Shoalhaven
Tuesday 17 October
20,100
24,130
21,234
20,852
20,302
-1,134
-752
-202
88.0
86.4
84.1
-4.7
-3.1
-0.8
73.4
Fitzroy Falls Reservoir
Shoalhaven
Tuesday 17 October
7,301
9,950
7,706
7,753
7,517
-405
-452
-216
77.4
77.9
75.5
-4.1
-4.5
-2.2
1.2
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 17 October
88
7,500
6,800
800
240
-6,712
-712
-152
90.7
10.7
3.2
-89.5
-9.5
-2.0
61.6
Blue Mountains Dams
Blue Mountains
Monday 16 October
1,718
2,789
2,191
1,724
1,677
-473
-6
41
78.6
61.8
60.1
-17.0
-0.2
1.5
Warragamba Catchment
0.0
4.4
564
Nepean Catchment
0.0
2.1
898
Woronora Catchment
0.0
1.8
999
Shoalhaven Catchment
0.0
4.4
760
Blue Mountains Catchments
0.0
19.5
1,011
Avon Dam
0
7
6,650
Nepean Dam
0
7
9,231
Cataract Dam
0
14
10,334
Cordeaux Dam
0
7
7,568
Woronora Dam
0
25
5,180
Broughtons Pass Weir
2
25
10,335
Pheasants Nest Weir
3
31
27,933
Tallowa Dam
0
566
144,368