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 30 July 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 02 Aug 2024
Percent at 02 Aug 2024
Graph
Lake Bellfield
276.50
78,550
271.28
55,690
71%
+3480
68,220
87%
View >>
Lake Fyans
203.80
18,460
202.72
13,530
73%
+550
13,440
73%
View >>
Lake Lonsdale
187.62
53,300
184.79
12,050
23%
+1240
29,530
55%
View >>
Moora Moora Reservoir
219.95
6,300
218.93
2,330
37%
+840
4,150
66%
View >>
Rocklands Reservoir
195.47
296,000
190.39
102,240
35%
+1790
135,270
46%
View >>
Taylors Lake
144.66
27,060
140.49
10,920
40%
+140
20,520
76%
View >>
Lake Toolondo
164.93
50,530
157.42
16,520
33%
+360
25,550
51%
View >>
Lake Wartook
441.68
29,300
439.47
11,200
38%
+2510
16,520
56%
View >>
Mt Cole Reservoir
801
26.31
680
84%
+100
800
100%
View >>
Green Lake^
135.70
5,350
133.99
2,560
48%
+50
3,330
62%
View >>
Total supply
560,301
225,160
40.19%
+11,010
314,000
56.04%
ML = Megalitres
FSL = Full Supply Level