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 06 May 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 10 May 2025 Percent at 10 May 2025 Graph
Lake Bellfield 276.50 78,550 270.08 51,040 65% -180 52,080 66% View >>
Lake Fyans 203.80 18,460 202.72 13,550 73% -20 13,190 71% View >>
Lake Lonsdale 187.62 53,300 184.27 6,110 11% +50 10,490 20% View >>
Moora Moora Reservoir 219.95 6,300 218.49 1,030 16% +200 350 6% View >>
Rocklands Reservoir 195.47 296,000 189.41 76,990 26% +110 99,490 34% View >>
Taylors Lake 144.66 27,060 142.06 16,190 60% -190 11,560 43% View >>
Lake Toolondo 164.93 50,530 156.61 10,600 21% -40 16,370 32% View >>
Lake Wartook 441.68 29,300 439.18 9,430 32% 0 7,860 27% View >>
Mt Cole Reservoir 801 25.56 600 74% -10 610 76% View >>
Green Lake^ 135.70 5,350 133.2 1,320 25% +10 2,560 48% View >>
Total supply   560,301   185,540 33.11% -80 212,000 37.84%  

^ 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