Picture: Lake Fyans

Reservoir Level Summary

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.

 

Updated as of 17 September 2025

Reservoir Name  Water
level at
FSL
(m AHD)		 Contents when full
(ML)		 Current water level
(m AHD)		 Current contents
(ML)		 Current percent
full		 Change in volume
since last update		 Volume at 18 Sep 2024 Percent at 18 Sep 2024 Graph
Lake Bellfield 276.50 78,550 272.41 60,260 77% +160 68,960 88% View >>
Lake Fyans 203.80 18,460 202.93 14,440 78% -20 13,700 74% View >>
Lake Lonsdale 187.62 53,300 185.02 14,890 28% -140 29,280 55% View >>
Moora Moora Reservoir 219.95 6,300 219.4 4,050 64% +30 4,270 68% View >>
Rocklands Reservoir 195.47 296,000 190.49 105,250 36% -720 137,500 46% View >>
Taylors Lake 144.66 27,060 142.21 16,740 62% +1680 19,250 71% View >>
Lake Toolondo 164.93 50,530 157.42 16,480 33% -50 25,540 51% View >>
Lake Wartook 441.68 29,300 439.86 13,910 47% +70 18,050 62% View >>
Mt Cole Reservoir 801 27.38 800 99% 0 800 100% View >>
Green Lake^ 135.70 5,350 134 2,570 48% -10 3,320 62% View >>
Total supply   560,301   246,820 44.05% +1,010 317,350 56.64%  

^ 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
ML = Megalitres
FSL = Full Supply Level