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Datasets (7)
- CSV
Trading
This dataset displays all upcoming electricity trades due to be delivered. To meet our forecast balancing requirements at minimum cost, we trade energy-related products. The data is refreshed every…
- CSV
Ancillary services
The dataset contains forecasts of our Dynamic Containment Low and High requirements for the next 4-days. The methodology uses forecasted demand, inertia, and response volumes as well as a view of the…
- CSV
System
This dataset contains an estimate of the outturn inertia and market provided inertia for Great Britain Transmission System.
- CSV
Ancillary services
The current suite of response services (DC, DM, and DR) are now being procured via the EAC platform. The daily auction results will now be published below. The previous results page will no longer be…
- CSV
System
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…
- CSV
Constraint management
To give greater insight on balancing decisions, this post monthly report provides outturn system costs for maintaining voltage levels on the network. Maintaining the electricity system at the correct…
- CSV
Ancillary services
Mock auction results will be available only for a temporary period. These are a set of auction results views which present the outcome of the weekly mock EAC auction runs. Results are updated once…