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  • Australian Energy Market Operator

    Australian Energy Market Operator Australian Energy Market Operator
    • Electricity
      • AEMO operates Australia's National Electricity Market (NEM), the interconnected power system in Australia’s eastern and south-eastern seaboard, and the Wholesale Electricity Market (WEM) and power system in Western Australia.
      • National Electricity Market
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    • Gas
      • AEMO operates gas retail markets in New South Wales and the Australian Capital Territory, Queensland, South Australia, Victoria, and Western Australia. AEMO also operates wholesale gas markets in south-eastern Australia, those being the Declared Wholesale Gas Market in Victoria (DWGM), the Short Term Trading Market in Adelaide, Brisbane and Sydney (STTM), and the Gas Supply Hub (GSH), whose trading locations are based at Wallumbilla in Queensland, and Moomba in South Australia. AEMO also operates the Natural Gas Services Bulletin Board (GBB), and is system operator of the Victorian Gas Declared Transmission System. AEMO is also responsible for Gas Services Information functions in Western Australia.
      • Declared Wholesale Gas Market
        • Data dashboard
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        • Settlements and payments
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        • Data dashboard
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      • Gas Supply Hubs
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      • National planning and forecasting
        • National Gas Forecasting Report
        • 2017 Gas Statement of Opportunities
        • Victorian Gas Planning Report
        • WA Gas Statement of Opportunities
      • Gas Retail Markets
        • Data
        • Participant information
        • Market procedures
        • Market audit reports
      • Pipeline Capacity Trading
      • WA Gas Services Information
        • GSI participant information
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      • Emergency management
        • National role
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      • Natural Gas Services Bulletin Board
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      • IT systems
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    • Wholesale Electricity Market (WA)
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  • Fees and charges

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  • The WEM functions performed by AEMO include market operations services, system planning services, and market administration services.

    Western Australian Functions Budget and Fees 2017-18
    28 June 2017 (233 KB, pdf)

    Under the Market Rules, AEMO is required to submit an Allowable Revenue and Forecast Capital Expenditure submission to the Economic Regulation Authority (ERA) on a triennial basis. The ERA is then required to assess the submission and undertake a public consultation process before delivering a determination on the submission. A submission was made to the ERA on 16 September 2016 covering the three years from 1 July 2016 to 30 June 2019. A supplementary proposal was made to the ERA on 17 February 2017.

    Western Australia Wholesale Electricity Market Report 2016–17
    01 December 2016 (317 KB, pdf)

    Under the Market Rules, AEMO is required to publish a financial report showing actual financial performance against budget.

    Western Australian Functions Financial Statements for the year ended 30 June 2017
    31 October 2017 (1.73 KB, doc)

    System Management

    AEMO performs all System Management functions and obligations under the Market Rules in Western Australia.

    These functions, previously performed by Western Power, were transferred to AEMO on 1 July 2016, with almost $15.2 million recoverable annual revenue across the next three years.

    Western Australia System Management Report 2016–17
    1 December 2016  (514 KB, pdf)

     

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