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 level
Updated as of 06 August 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 Aug 2024
Percent at 09 Aug 2024
Graph
Lake Bellfield
276.50
78,550
271.41
56,220
72%
+530
68,110
87%
View >>
Lake Fyans
203.80
18,460
202.74
13,640
74%
+110
13,380
72%
View >>
Lake Lonsdale
187.62
53,300
184.83
12,520
23%
+470
29,390
55%
View >>
Moora Moora Reservoir
219.95
6,300
218.99
2,560
41%
+230
4,150
66%
View >>
Rocklands Reservoir
195.47
296,000
190.42
103,170
35%
+930
135,040
46%
View >>
Taylors Lake
144.66
27,060
140.57
11,190
41%
+270
19,680
73%
View >>
Lake Toolondo
164.93
50,530
157.43
16,530
33%
+10
25,460
50%
View >>
Lake Wartook
441.68
29,300
439.51
11,490
39%
+290
16,450
56%
View >>
Mt Cole Reservoir
801
26.68
720
89%
+40
800
100%
View >>
Green Lake^
135.70
5,350
133.99
2,550
48%
-10
3,310
62%
View >>
Total supply
560,301
228,040
40.70%
+2,880
312,460
55.77%
ML = Megalitres
FSL = Full Supply Level