Reservoir levels are collected on a weekly basis covering Thursday to Wednesday each week. Data is uploaded to our website every Wednesday afternoon.
Click on each reservoir below for more information.
Click here to view reservoir algae warnings.
^ Green Lake (near Horsham) – Water volume is not included in the total supply volume or percentage
AHD = Australian Height Datum, expressed in metres above mean sea levelUpdated as of 09 July 2025
Reservoir Name
Water
level at
FSL
(m AHD)Contents when full
(ML)Current water level
(m AHD)Current contents
(ML)Current percent
fullChange in volume
since last updateVolume at 09 Jul 2024
Percent at 09 Jul 2024
Graph
Lake Bellfield
276.50
78,550
270.17
51,360
65%
-20
67,130
85%
View >>
Lake Fyans
203.80
18,460
202.55
12,850
70%
-10
13,040
71%
View >>
Lake Lonsdale
187.62
53,300
184.67
10,660
20%
+40
29,050
55%
View >>
Moora Moora Reservoir
219.95
6,300
218.61
1,350
21%
-10
3,620
57%
View >>
Rocklands Reservoir
195.47
296,000
190.27
98,930
33%
+280
133,710
45%
View >>
Taylors Lake
144.66
27,060
140.44
10,780
40%
-20
20,390
75%
View >>
Lake Toolondo
164.93
50,530
157.37
16,120
32%
-110
25,390
50%
View >>
Lake Wartook
441.68
29,300
438.91
7,810
27%
+30
15,240
52%
View >>
Mt Cole Reservoir
801
25.17
560
69%
-10
790
99%
View >>
Green Lake^
135.70
5,350
133.96
2,500
47%
-10
3,320
62%
View >>
Total supply
560,301
210,420
37.55%
+170
308,360
55.03%
ML = Megalitres
FSL = Full Supply Level