Maragle Switching Station is a 330kV substation located in Maragle, Snowy Mountains, New South Wales, Australia.

The Maragle Switching Station project’s construction has begun in 2020. The works are expected to be commissioned in 2021.


Maragle Switching Station project, which is a new substation, will be operated by TransGrid.

The designed voltage level of the substation is 330kV and the operating voltage level is 330kV.

The step-in voltage of the project is 330kV.

Maragle Switching Station project development status

The development of the Maragle Switching Station project was approved by Australian Energy Regulator in 2020. The project is expected to be commissioned in 2021.

About TransGrid

TransGrid (TransGrid), is a provider of electricity network and solutions. The company offers infrastructure services which include feasibility and estimation studies, option analysis, grid connection for new generators, asset redevelopment and consultation services; and telecommunication transmission services. It also provides connections and modifications, network planning, demand management and co-location services. The company supplies power through a network of high voltage overhead transmission lines, underground cables, switching stations and transmission structures.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.