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Datasets (4)
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Demand Flexibility Service
Demand Flexibility Service
Demand Flexibility Service (DFS) allows the NESO to access additional flexibility. Email alerts are available for this dataset once subscribed, triggered by any modification to the files. The auction…
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Ancillary services
Short Term Operating Reserve (STOR) Windows
This dataset sets out the Short Term Operating Reserve (STOR) committed windows from Season 15 to Season 19 applicable from 1 April 2021 to 1 April 2026. These seasons define the committed windows…
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  • CSV
Ancillary services
Optional Downward Flexibility Management (ODFM) Market Information
In our role as Electricity System Operator (ESO), we balance generation and demand in real time. When demand is low, there may be a requirement for additional flexibility to balance generation and…
  • CSV
Ancillary services
Ancillary Services Important Industry Notifications
The dataset contains the latest update on important ancillary services procurement changes. Please subscribe to get the latest update.