Transmission System Demand Forecast (TSDF)

This group of pages contains functions to view transmission system demand forecast values. The System Operator Transmission System Demand Forecast is based on historically metered generation output for Great Britain. This value INCLUDES Interconnector flows and demand from station transformers and pumped storage units. The Transmission System Demand Forecast is comparable with the Initial Transmission System Demand Out-Turn ITSDO. All the forecasts are unrestricted, i.e. any notified customer demand management is included in the history.

The Latest page allows the user to view the latest transmission system demand forecast data.

The History page allows the user to view a history of transmission system demand forecast data. This view only shows a record of each time the published value changed, i.e. duplicates are omitted.

The Download Latest page allows the user to download a file containing the latest transmission system demand forecast data for a date range.

The Download History page allows the user to download a file containing the full history of transmission system demand forecast data for a date range.

This summary information or data is indicative data only and is derived from balancing mechanism reporting service data (which is copyrighted by ELEXON Ltd who makes it available without warranty).