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

This dataset contains approximate geospatial boundaries associated with each of the Grid Supply Points (GSPs) on the transmission network. The boundaries have been derived by generating Thiessen...

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...