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 13 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 16 Aug 2024
Percent at 16 Aug 2024
Graph
Lake Bellfield
276.50
78,550
271.48
56,470
72%
+250
67,970
87%
View >>
Lake Fyans
203.80
18,460
202.75
13,670
74%
+30
13,340
72%
View >>
Lake Lonsdale
187.62
53,300
184.85
12,740
24%
+220
29,360
55%
View >>
Moora Moora Reservoir
219.95
6,300
219.03
2,680
43%
+120
4,140
66%
View >>
Rocklands Reservoir
195.47
296,000
190.43
103,660
35%
+490
135,030
46%
View >>
Taylors Lake
144.66
27,060
140.61
11,320
42%
+130
19,440
72%
View >>
Lake Toolondo
164.93
50,530
157.41
16,410
32%
+30
25,520
51%
View >>
Lake Wartook
441.68
29,300
439.53
11,630
40%
+140
16,440
56%
View >>
Mt Cole Reservoir
801
26.85
740
92%
+20
800
100%
View >>
Green Lake^
135.70
5,350
133.99
2,550
48%
0
3,300
62%
View >>
Total supply
560,301
229,320
40.93%
+1,430
312,040
55.69%
ML = Megalitres
FSL = Full Supply Level