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 25 June 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 Jun 2024
Percent at 27 Jun 2024
Graph
Lake Bellfield
276.50
78,550
270.04
50,880
65%
-80
67,170
86%
View >>
Lake Fyans
203.80
18,460
202.53
12,780
69%
-10
13,000
70%
View >>
Lake Lonsdale
187.62
53,300
184.66
10,470
20%
+50
29,000
54%
View >>
Moora Moora Reservoir
219.95
6,300
218.5
1,040
17%
+60
3,550
56%
View >>
Rocklands Reservoir
195.47
296,000
190.25
98,300
33%
-70
133,070
45%
View >>
Taylors Lake
144.66
27,060
140.45
10,800
40%
+30
20,360
75%
View >>
Lake Toolondo
164.93
50,530
157.39
16,230
32%
+140
25,480
50%
View >>
Lake Wartook
441.68
29,300
438.87
7,630
26%
+50
15,250
52%
View >>
Mt Cole Reservoir
801
25.14
560
69%
-10
780
97%
View >>
Green Lake^
135.70
5,350
133.96
2,500
47%
-10
3,290
61%
View >>
Total supply
560,301
208,690
37.25%
+160
307,660
54.91%
ML = Megalitres
FSL = Full Supply Level