T-4 auction

  • Regulation and policy

    T-1 Capacity Market 2023-24

    The T-1 Capacity Market (CM) auction for Delivery Year 2023-24 will take place on 14 February 2023, during a particularly challenging period for the GB energy system with prices rising to unprecedented levels and concerns over security of supply. In this week’s ‘Chart of the Week’, we examine the range...

  • Low carbon generation

    Chart of the week | Out with the old? Capacity Market Prequalification

    On 11 December 2020, the EMR Delivery Body (National Grid ESO) published the prequalification registers for the T-1 (2021-22) and T-4 (2024-25) Capacity Market (CM) auctions. In this 'Chart of the week', we explore the prequalification picture for the T-4 auction and what this could mean in terms of pricing...

  • Low carbon generation

    Chart of the week | What might compete in upcoming Capacity Market auctions?

    The next round of Capacity Market (CM) auctions are set to take place in March 2021, starting with the T-1 (Delivery Year 2021-22) on 2 March followed by the T-4 (Delivery Year 2024-25) on 9 March. The prequalification window for these auctions have been open since 20 July 2020 and...

  • Low carbon generation

    Chart of the week | We’ve got the power: T-4 Capacity Market results

    On 6 March, the EMR Delivery Body (National Grid ESO) published the provisional result of the T-4 Capacity Market (CM) auction for Delivery Year 2023-24. The clearing price for the auction was the highest value since 2016. In this week's Chart of the week, our expert, Lee Drummee explores some of...

  • Low carbon generation

    Chart of the week | In with the old, out with the new: T-4 Capacity Auction

    The latest Capacity Market register for the T-4 auction was released on 22 December 2017, with an update expected today (12 January 2018). The December register includes a 2.9GW (4%) reduction in prequalified capacity, compared to the initial register. In this week's Chart of the week, we look at the...