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4 datasets found

  • System Inertia

    This dataset contains an estimate of the outturn inertia and market provided inertia for Great Britain Transmission System.

  • System Frequency

    This page holds the historic system frequency data for Great Britain at a 1 second resolution. It is the role of the National Grid ESO to keep the system frequency at 50 Hz, with a statutory limit of...

  • Live System Information

    This page contains live system data for transmission demand, frequency and transfers. This dataset does not currently include any files to download, all information is presented on this page. Use the...

  • System Excursions

    The National Grid Electricity System Operator (ESO) publishes an annual report on the performance of the National Electricity Transmission System (NETS) in Great Britain and fulfils Transmission...