When the State Government developed the underground power program in 1996, it aimed to supply underground power to at least 50% of Perth homes by 2010, with a similar improvement program in regional areas. This target was achieved in January 2010 and by January 2013 more than 55% of Perth homes were connected to underground systems.
This target was achieved by:
The State Underground Power Program only converts the distribution system (which comes from the substation) to underground power.
Transmission lines that deliver power to the substations are generally not placed underground due to:
Transmission lines are only placed underground if there is insufficient room to build them overhead (eg: the City Centre), or if a developer covers the cost (as in Subiaco, East Perth and North Fremantle).
For new homes or subdivisions visit the land development section of this website.