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 08 October 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 08 Oct 2024
Percent at 08 Oct 2024
Graph
Lake Bellfield
276.50
78,550
272.53
60,780
77%
+220
69,300
88%
View >>
Lake Fyans
203.80
18,460
202.9
14,320
78%
+10
13,570
74%
View >>
Lake Lonsdale
187.62
53,300
184.99
14,590
27%
-60
28,390
53%
View >>
Moora Moora Reservoir
219.95
6,300
219.41
4,080
65%
+100
3,640
58%
View >>
Rocklands Reservoir
195.47
296,000
190.38
102,210
35%
-740
138,130
47%
View >>
Taylors Lake
144.66
27,060
143.31
20,950
77%
+1470
19,490
72%
View >>
Lake Toolondo
164.93
50,530
157.38
16,140
32%
+20
25,090
50%
View >>
Lake Wartook
441.68
29,300
439.91
14,240
49%
+210
18,220
62%
View >>
Mt Cole Reservoir
801
27.4
800
99%
0
800
100%
View >>
Green Lake^
135.70
5,350
133.96
2,510
47%
-30
3,510
66%
View >>
Total supply
560,301
248,110
44.28%
+1,230
316,630
56.51%
ML = Megalitres
FSL = Full Supply Level