17.11 Entitled diversion of allocated surface water to users

Supporting information

The volume presented in the water accounting statements (11,073 ML) represents the volume of water diverted for irrigation under high reliability and low reliability water shares in the Melbourne region during the 2012–13 year.

Entitled surface water diversions during the 2012–13 year
Location Metered
diversion (ML)
Allocated volume (ML)
Diversion %
of allocation
Bacchus Marsh Irrigation District 2,512 4,607
Bacchus Marsh Irrigation District supply by agreement 117 474
Werribee Irrigation District 7,950 11,951
Werribee River 494 1,266
Total 11,073 18,298

Quantification approach

Data source

Southern Rural Water: internal records; Victorian Department of Environment and Primary Industries: Victorian Water Register.

Provided by

Southern Rural Water; Victorian Department of Environment and Primary Industries.


Southern Rural Water meters surface water diversions under all high and low reliability water shares, and supplies by agreement in the Melbourne region.

Diversion volumes for high and low reliability water shares were obtained from the Victorian Water Register, and diversion volumes for supply by agreements were obtained directly from Southern Rural Water.

Assumptions, limitations, caveats and approximations


Uncertainty information

Uncertainty is +/– 5% due to known errors in meters.