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 21 January 2026

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 23 Jan 2025 Percent at 23 Jan 2025 Graph
Lake Bellfield 276.50 78,550 271.85 57,970 74% -430 62,460 80% View >>
Lake Fyans 203.80 18,460 202.93 14,450 78% -180 12,710 69% View >>
Lake Lonsdale 187.62 53,300 184.64 10,220 19% -400 16,350 31% View >>
Moora Moora Reservoir 219.95 6,300 219.24 3,420 54% -120 1,390 22% View >>
Rocklands Reservoir 195.47 296,000 190.04 92,440 31% -1300 120,740 41% View >>
Taylors Lake 144.66 27,060 143.47 21,650 80% -220 16,650 62% View >>
Lake Toolondo 164.93 50,530 156.94 12,810 25% -430 20,760 41% View >>
Lake Wartook 441.68 29,300 439.69 12,670 43% -290 12,820 44% View >>
Mt Cole Reservoir 801 27.01 760 94% -10 790 99% View >>
Green Lake^ 135.70 5,350 133.51 1,780 33% -70 3,240 61% View >>
Total supply   560,301   226,390 40.41% -3,380 264,670 47.24%  

^ 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