Search toggle

Dam and Rainfall Levels

Instructions: Click on the marker to get all the local dam information selectable map selectable map
%
  • 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
69.6
Monday 18 June
-0.7
1,797,075 ML
2,581,749 ML
10,284 ML
1,470 ML
-13,069 ML
Monday 18 June
72.2
Warragamba Dam
Warragamba
Monday 18 June
1,462,954
2,027,000
1,907,065
1,502,398
1,471,130
-444,111
-39,444
-8,176
94.1
74.1
72.6
-21.9
-1.9
-0.4
69.7
Woronora Dam
Woronora
Monday 18 June
50,032
71,790
71,790
51,558
50,604
-21,758
-1,526
-572
100.0
71.8
70.5
-30.3
-2.1
-0.8
66.9
Avon Dam
Upper Nepean
Monday 18 June
98,212
146,700
139,339
101,077
99,013
-41,127
-2,865
-801
95.0
68.9
67.5
-28.0
-2.0
-0.5
44.9
Cataract Dam
Upper Nepean
Monday 18 June
43,648
97,190
94,405
45,148
44,415
-50,757
-1,500
-767
97.1
46.5
45.7
-52.2
-1.5
-0.8
47.8
Cordeaux Dam
Upper Nepean
Monday 18 June
44,715
93,640
87,985
46,477
45,036
-43,270
-1,762
-321
94.0
49.6
48.1
-46.2
-1.9
-0.3
62.4
Nepean Dam
Upper Nepean
Monday 18 June
42,284
67,730
63,258
44,925
44,344
-20,974
-2,641
-2,060
93.4
66.3
65.5
-31.0
-3.9
-3.0
89.9
Prospect Dam
Monday 18 June
29,958
33,330
30,716
29,908
29,858
-758
50
100
92.2
89.7
89.6
-2.3
0.2
0.3
65.4
Wingecarribee Reservoir
Shoalhaven
Monday 18 June
15,769
24,130
21,490
16,004
15,847
-5,721
-235
-78
89.1
66.3
65.7
-23.7
-1.0
-0.3
52.6
Fitzroy Falls Reservoir
Shoalhaven
Monday 18 June
5,233
9,950
7,376
3,364
3,904
-2,143
1,869
1,329
74.1
33.8
39.2
-21.5
18.8
13.4
30.7
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.
Monday 18 June
2,300
7,500
7,500
4,900
4,010
-5,200
-2,600
-1,710
100.0
65.3
53.5
-69.3
-34.7
-22.8
70.6
Blue Mountains Dams
Blue Mountains
Monday 18 June
1,970
2,789
2,150
2,037
1,983
-180
-67
-13
77.1
73.0
71.1
-6.5
-2.4
-0.5
Warragamba Catchment
2.1
6.9
484
Nepean Catchment
2.1
3.3
448
Woronora Catchment
1.5
2.0
486
Shoalhaven Catchment
4.1
6.3
582
Blue Mountains Catchments
0.7
5.0
691
Avon Dam
1
8
900
Nepean Dam
15
108
3,317
Cataract Dam
2
35
4,449
Cordeaux Dam
1
8
1,153
Woronora Dam
3
27
1,423
Broughtons Pass Weir
4
50
4,512
Pheasants Nest Weir
15
135
5,821
Tallowa Dam
169
1,406
80,571