CM

  • 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...

  • Energy storage and flexibility

    Chart of the week | We built this city… on existing generation

    The Capacity Market (CM), introduced under the Electricity Market Reform (EMR) policy programme is designed to ensure security of electricity supply in GB. This is done by providing payments – determined through a competitive auction– to generators and eligible demand side response (DSR) and can encourage existing plant to remain...

  • 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 | 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 | Swing low: T-3 Capacity Market auction

    In this week's Chart of the week, we discuss the provisional results of the T-3 Capacity Market (CM) auction for Delivery Year 2022-23, published on Friday 31 January by the EMR Delivery Body (National Grid ESO). The clearing price was £6.44/kW/year, the lowest ever in a multi-year (T-4 or T-3) Capacity Market auction....

  • Low carbon generation

    Chart of the week | Capacity Market oversupply continues – but for how long?

    In this week's Chart of the Week, we put our focus on the Capacity Market as on 13 May 2019, Secretary of State for Business, Energy and Industrial Strategy Greg Clark wrote to the Delivery Body to update the target procurement volumes for the replacement T-1 2019-20 capacity auction which is being...