The Department of Water plans and manages all water resources throughout the state's 2 529 875 km2 area.
We are responsible for an annual average of 50 000 GL of renewable freshwater resources including 11,000 GL held in dams and 37 000 GL of inflows in run-off and deep drainage.
We manage the state's water through 52 groundwater and 22 surface water management areas proclaimed under the Rights in Water and Irrigation Act 1914.