Transend Networks Pty Ltd was a Tasmanian government-owned business which operated between 1998 and 2014 as the electricity transmission network provider for Tasmania, Australia. It was formed by the disaggregation of the Hydro-Electric Commission, and ceased operation when it was merged on 1 July 2014 with the distribution division of Aurora Energy to form the combined network business TasNetworks.
Western Power Corporation (WPC), owned by the Government of Western Australia, was Western Australia's major electricity supplier from 1995 until 2006.
The State Electricity Commission of Western Australia was a government owned and managed Western Australia energy provider.
Horizon Power is a commercially focused, state government-owned, power company that provides power supplies to Western Australia. It is responsible for generating, procuring, distributing and retailing electricity to residential, industrial and commercial customers and resource developments in its service area.
Synergy is a corporation owned by the Government of Western Australia. Synergy is Western Australia’s largest energy retailer and generator with more than one million industrial, commercial and residential customers, generating total annual revenue of more than $3.2 billion.
Western Power is a statutory corporation established by the Electricity Corporations Act 2005 (WA). It is owned by the State Government of Western Australia and is accountable to the Minister for Energy. It is responsible for building, maintaining and operating the electricity network within the South West Interconnected System (SWIS), the poles and wires or energy grid.
Wellesley is a locality in the Bunbury region of Western Australia, about 10 km north-east of Australind. Its local government area is the Shire of Harvey. It is bordered on the south and east by the Brunswick River and the Wellesley River. The main feature of the locality is the Kemerton Industrial Park.
Muja Power Station is a power station 22 km (14 mi) east of Collie, Western Australia. It has eight steam turbines served by coal-fired boilers that together generate a total capacity of 854 megawatts of electricity. It is the largest power station in the South West Interconnected System, accounting for roughly 15 percent of capacity. The coal is mined in the nearby Collie Sub-basin. On 14 June 2022 the state government announced that Synergy would close Muja Power Station by 2029.
Cockburn Power Station (CKB) is a power station in Naval Base, Western Australia within the City of Kwinana. The station was commissioned by Western Power Corporation in 2003 and is immediately south of the closed Kwinana Power Station. It has a 160 MW natural gas powered Alstom GT13E2 gas turbine which provides steam to an 80 MW steam turbine that together generate a total 240 MW of electricity. It was the first combined cycle gas turbine power station in Western Australia. It came under the control of Verve Energy in 2006 when Western Power was split, and since 2014 has been under control of Synergy.
Collie Power Station is a power station in Collie, Western Australia. It is coal powered with one steam turbine that generates a total capacity of 300 megawatts of electricity. The coal is mined locally from the Collie Sub-basin and is transported to the power plant by overland conveyor. On 14 June 2022 the state government announced that Synergy would close Collie Power Station by 2027.
Pinjar Power Station is a power station in Pinjar, on the northern outskirts of Perth, Western Australia and near the locality of Neerabup and the recently commissioned Neerabup Power Station. It is natural gas-powered with nine gas turbines that together generate a total capacity of 576 MW of electricity. Although the power station primarily burns natural gas, it can also burn diesel fuel.
Wellington Dam Hydro Power Station is a hydroelectric power station near Collie, Western Australia. It has one water turbine with a generating capacity of 2 megawatts (2,700 hp) of electricity. The Wellington Dam Hydro Power Station was one of three hydro power stations in Western Australia, with only the Ord River hydro still in operation. The dam was constructed in 1933 and enlarged in 1956, and the power station was built from 1954 to 1956 and commissioned on 3 July 1956. It was placed into care and maintenance in 2007.
North Coogee is a coastal, western suburb of Perth, Western Australia, located within the City of Cockburn. The suburb is immediately to the north of Coogee, which takes its name from the lake, Lake Coogee, in the area, which translates to "Body of water" in the native Aboriginal Nyoongar language. Originally this lake was named Lake Munster after Prince William, the Earl of Munster, and later King William IV. The Aboriginal name Kou-gee was recorded in 1841 by Thomas Watson and has been variously spelt Koojee, Coojee and Coogee.
The South West Interconnected System (SWIS) is an electricity grid in the southwestern part of Western Australia. It extends to the coast in the south and west, to Kalbarri in the north and Kalgoorlie in the east. It is not connected to the other large Australian grids. Other parts of the state are connected to independent, smaller grids, including the larger-scale North West Interconnected System and many smaller microgrids managed by Horizon Power.
Bluewaters Power Station was the first privately owned, coal-fired power station in Western Australia. It was built by Griffin Energy in 2009 and is the newest coal-fired power station in Australia. The site is 4.5 km (2.8 mi) northeast of Collie.
The electricity sector in Australia has been historically dominated by coal-fired power stations, but renewables are forming a rapidly growing fraction of supply. In 2021, Australia's electricity production reached 265 TWh, with coal accounting for 52.9% and natural gas for 18.8%. Renewable sources, comprising solar, wind, hydro, and bioenergy with waste, collectively made up 26.7% of the total electricity generation mix.
Bright Energy Investments (BEI) is a joint venture between Western Australian state-owned electricity generator and retailer Synergy, global infrastructure investment fund DIF, and Australian industry superannuation fund Cbus. It develops and owns solar and wind farms for electricity on the South West Interconnected System, the main Western Australian electricity grid.
Warradarge Wind Farm is located 15 kilometres (9.3 mi) northeast of Warradarge, and 30 kilometres (19 mi) southeast of Eneabba in the Mid West region of Western Australia. Construction commenced in 2019 and the first of its planned 51 turbines was completed on 21 January 2020. The wind farm has been operational since then.
Western Australia, like other Australian states and high-income countries, is a heavy energy user by global standards.
