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 23 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 27 Jul 2024
Percent at 27 Jul 2024
Graph
Lake Bellfield
276.50
78,550
270.39
52,210
66%
+340
68,000
87%
View >>
Lake Fyans
203.80
18,460
202.58
12,980
70%
+50
13,420
73%
View >>
Lake Lonsdale
187.62
53,300
184.69
10,810
20%
+50
29,510
55%
View >>
Moora Moora Reservoir
219.95
6,300
218.66
1,490
24%
-30
4,050
64%
View >>
Rocklands Reservoir
195.47
296,000
190.32
100,450
34%
+640
135,060
46%
View >>
Taylors Lake
144.66
27,060
140.44
10,780
40%
-10
20,480
76%
View >>
Lake Toolondo
164.93
50,530
157.38
16,160
32%
-60
25,530
51%
View >>
Lake Wartook
441.68
29,300
439.06
8,690
30%
+370
16,490
56%
View >>
Mt Cole Reservoir
801
25.34
580
72%
0
800
100%
View >>
Green Lake^
135.70
5,350
133.96
2,510
47%
0
3,340
62%
View >>
Total supply
560,301
214,150
38.22%
+1,350
313,340
55.92%
ML = Megalitres
FSL = Full Supply Level