This strategy document provides an informed view on what Western Australia’s principal electricity system, the South West Interconnected System, might look like over the coming decades. The Whole of System plan is a detailed study of how the state's major power system may evolve over the next 20 years.

The speed and scale of rooftop solar uptake presents serious risks to Western Australia's current power system. The Western Australian government has developed this Distributed Energy Resources roadmap that aims to enable WA to have a smart and integrated electricity system.