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 June 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 18 Jun 2025 Percent at 18 Jun 2025 Graph
Lake Bellfield 276.50 78,550 270.57 52,890 67% +860 51,060 65% View >>
Lake Fyans 203.80 18,460 202.86 14,120 76% +310 12,810 69% View >>
Lake Lonsdale 187.62 53,300 184.38 7,370 14% +430 10,450 20% View >>
Moora Moora Reservoir 219.95 6,300 218.94 2,390 38% +430 850 13% View >>
Rocklands Reservoir 195.47 296,000 189.66 82,650 28% +2600 98,510 33% View >>
Taylors Lake 144.66 27,060 141.98 15,900 59% -110 10,770 40% View >>
Lake Toolondo 164.93 50,530 156.67 10,950 22% +360 16,140 32% View >>
Lake Wartook 441.68 29,300 439.55 11,730 40% +1060 7,570 26% View >>
Mt Cole Reservoir 801 25.84 630 78% +20 570 71% View >>
Green Lake^ 135.70 5,350 133.24 1,380 26% +40 2,510 47% View >>
Total supply   560,301   198,630 35.45% +5,960 208,730 37.25%  

^ 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