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Datasets (7)
- XLSX
- CSV
- XLSM
Ancillary services
The Firm Frequency Response (FFR) post tender reports are published following each monthly tender. They indicate which tenders were accepted and rejected and the information submitted for these…
- XLSX
- CSV
Ancillary services
Frequency Response Products Market Information Report aims to give guidance on the response products requirement and updates on recent changes to procurement of those products.
- 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…
- XLSX
- PNG
- CSV
Constraint management
Thermal constraints are taken when the amount of energy that would flow naturally from one region to another exceeds the capacity of the circuits connecting the two regions. This dataset provides…
- CSV
- XLSX
Balancing costs
There is a file for each run type we calculate a BSUoS charge for - Interim Initial (II), Settlement Final (SF) and Reconciliation Final (RF). These are updated daily with the actual Half Hourly…,…
- CSV
Constraint management
A snapshot of the limits and flows at relevant boundaries at day ahead stage. These flow values are true for when the measurement was taken and will not reflect any changes in the flows following the…
- CSV
Network charges
This dataset contains a breakdown of all the Transmission Network Use of System (TNUoS) tariff elements of which are forecasted and set by the revenue team at National Grid ESO. These files will be…
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