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Datasets (4)
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Demand
Historic Demand Data
This section contains historic electricity demand, interconnector, hydro storage pumping, Non-BM Short Term Operating Reserve (STOR), wind and solar outturn data.
  • CSV
Ancillary services
EAC-BR Auction Results
A set of auction result views which present the outcome of daily Balancing Reserve (BR) auction runs. The EAC-BR Auction Results are updated daily in the morning and are available in the listed…
  • XLSX
  • PNG
  • CSV
Constraint management
Thermal Constraint Costs
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
Ancillary services
Contract Transfer of Obligation
The “Contract Transfer of Obligation” will be updated when ESO receives a Market Provider request to transfer a Balancing Service contract from a contracted unit to a non-contracted unit. This file…