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 03 September 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 05 Sep 2024
Percent at 05 Sep 2024
Graph
Lake Bellfield
276.50
78,550
272.21
59,460
76%
+2810
68,630
87%
View >>
Lake Fyans
203.80
18,460
202.91
14,360
78%
+620
13,630
74%
View >>
Lake Lonsdale
187.62
53,300
184.99
14,530
27%
+1610
29,350
55%
View >>
Moora Moora Reservoir
219.95
6,300
219.33
3,770
60%
+970
4,400
70%
View >>
Rocklands Reservoir
195.47
296,000
190.5
105,490
36%
+2350
137,020
46%
View >>
Taylors Lake
144.66
27,060
141.22
13,290
49%
+1580
19,270
71%
View >>
Lake Toolondo
164.93
50,530
157.42
16,510
33%
+120
25,420
50%
View >>
Lake Wartook
441.68
29,300
439.82
13,630
47%
+1750
17,770
61%
View >>
Mt Cole Reservoir
801
27.38
800
99%
+30
800
100%
View >>
Green Lake^
135.70
5,350
134.02
2,600
49%
+20
3,300
62%
View >>
Total supply
560,301
241,840
43.16%
+11,840
316,290
56.45%
ML = Megalitres
FSL = Full Supply Level