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 as of 28 August 2019, 21,800 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

Loading

81.2
Wednesday 19 February
8.2
2,106,788 ML
2,596,150 ML
7,006 ML
1,001 ML
212,766 ML
Wednesday 19 February
81.1
Warragamba Dam
Warragamba
Wednesday 19 February
1,644,741
2,027,000
1,228,391
882,513
1,445,974
416,350
762,228
198,767
60.6
43.5
71.3
20.5
37.6
9.8
63.9
Woronora Dam
Woronora
Wednesday 19 February
45,846
71,790
35,502
24,915
44,064
10,344
20,931
1,782
49.5
34.7
61.4
14.4
29.2
2.5
87.9
Avon Dam
Upper Nepean
Wednesday 19 February
128,943
146,700
86,850
65,286
121,820
42,093
63,657
7,123
59.2
44.5
83.0
28.7
43.4
4.9
72.4
Cataract Dam
Upper Nepean
Wednesday 19 February
70,318
97,190
25,984
25,325
68,452
44,334
44,993
1,866
26.7
26.1
70.4
45.6
46.3
1.9
73.4
Cordeaux Dam
Upper Nepean
Wednesday 19 February
68,772
93,640
33,315
34,696
65,966
35,457
34,076
2,806
35.6
37.1
70.4
37.9
36.4
3.0
99.6
Nepean Dam
Upper Nepean
Wednesday 19 February
67,476
67,730
45,095
24,090
67,730
22,381
43,386
-254
66.6
35.6
100.0
33.0
64.1
-0.4
88.1
Prospect Dam
Wednesday 19 February
29,358
33,330
30,564
30,109
30,009
-1,206
-751
-651
91.7
90.3
90.0
-3.6
-2.3
-2.0
77.6
Wingecarribee Reservoir
Shoalhaven
Wednesday 19 February
18,728
24,130
14,462
10,455
18,197
4,266
8,273
531
59.9
43.3
75.4
17.7
34.3
2.2
80.8
Fitzroy Falls Reservoir
Shoalhaven
Wednesday 19 February
8,036
9,950
8,320
6,206
7,281
-284
1,830
755
83.6
62.4
73.2
-2.9
18.4
7.6
100.0
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 as of 28 August 2019, 21,800 ML is available for transfers.
Wednesday 19 February
21,800
21,800
560
0
21,800
21,240
21,800
0
2.6
0.0
100.0
97.4
100.0
0.0
95.8
Blue Mountains Dams
Blue Mountains
Wednesday 19 February
2,770
2,890
2,159
1,778
2,729
611
992
41
74.7
61.5
94.4
21.1
34.3
1.4
Warragamba Catchment
8.6
84.7
633
Nepean Catchment
5.8
52.7
982
Woronora Catchment
2.2
54.0
864
Shoalhaven Catchment
4.8
82.8
771
Blue Mountains Catchments
15.5
142.0
1,239
Avon Dam
22
234
1,977
Nepean Dam
368
2,055
6,294
Cataract Dam
82
1,365
6,901
Cordeaux Dam
107
943
3,429
Woronora Dam
38
496
1,931
Broughtons Pass Weir
154
1,895
6,861
Pheasants Nest Weir
241
3,459
12,103
Tallowa Dam
0
0
41,832