The South West is a regional economic powerhouse – generating $13 billion during 2016-17. 
International Port
Bunbury boasts one of the biggest regional ports in Australia, with trade through the Bunbury port reaching 16.7 million tonnes in 2018/19.
Major commodities exported through the port continue to be alumina and woodchips, while the largest imports are caustic soda and mineral sands.
The port is used by a diversity of industries, and can count eleven types of exports and seven types of imports.
Bunbury port
Located within the protected waters of Koombana Bay, the Bunbury port is well-equipped and capable of distributing a variety of products from the region world-wide.
It currently consists of seven berths, five located at the Inner Harbour and two at the Outer Harbour, with depths up to 12.2 metres and 8.5 metres respectively.
The Inner Harbour is serviced by a narrow gauge rail line and has road transport access linking to major transport routes, where as the Outer Harbour is serviced by road transport only.
The Inner Harbour Structure Plan (September 2009) provides guidelines for the future staged expansions of the Inner Harbour.
On October 1 2014, the Bunbury Port Authority amalgamated with Albany and Esperance port authorities to form the Southern Ports Authority. For details, visit www.southernports.com.au .
Major commodities shipped through the Bunbury Port include alumina, mineral sands, woodchips, caustic soda and silica sand.