The Mallee Catchment Management Authority region stretches from Nyah to the South Australian Border along the Victorian side of the Murray River and down to towns such as Birchip in the south. It covers 39,939 square kilometers.
The Mallee CMA is led by Chief Executive Officer, Jenny Collins. It has 55 staff that manage dryland, floodplain, cultural heritage, environmental water and irrigation & salinity divisions of the organisation. These divisions are supported by a corporate service team.