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Datasets (116)
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Generation
Daily & Weekly NRAPM (Negative Reserve Active Power Margin) Forecast
This dataset contains NRAPM (Negative Reserve Active Power Margin) forecast for Daily 2-14 days ahead and Weekly for 2-52 weeks ahead for both National and Scotland. The purpose of the NRAPM forecast…
  • CSV
  • PNG
Demand
Day Ahead Demand Forecast
This dataset contains national electricity demand forecast for day ahead as well as all historic day ahead demand forecasts. The forecast assists the industry to make efficient decisions in balancing…
  • CSV
Ancillary services
Static Firm Frequency Response auction results
This dataset contains the results from daily auction for static FFR and buy orders. For service requirement see this page: Static FFR Requirements
  • CSV
Interconnectors
North Sea Link - NESO's Net Transfer Capacity
These are the values submitted by NESO to the interconnector capacity calculation processes which restrict the maximum GB import and export interconnector flows. The values are submitted in MW per…,…
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  • CSV
Carbon intensity
Carbon Intensity of Balancing Actions
The carbon intensity of balancing actions measures the difference between the carbon intensity of the combined Final Physical Notice (FPN) of machines in the Balancing Mechanism (BM) and the…
  • TXT
  • CSV
Ancillary services
Short Term Operating Reserve (STOR) day ahead buy curve
As part of Clean Energy Package (CEP) 6.9, we will be running daily auction for procurement of STOR. The buy curve used in the daily assessment process is available here.
  • CSV
Interconnectors
Viking Link - NESO's Net Transfer Capacity
These are the values submitted by NESO to the interconnector capacity calculation processes which restrict the maximum GB import and export interconnector flows. The values are submitted in MW per…,…
  • XLSX
  • PDF
  • CSV
Ancillary services
Obligatory Reactive Power Service (ORPS)
The obligatory reactive power service (ORPS) is the provision of varying reactive power output. At any given output generators may be requested to produce or absorb reactive power to help manage…,…
  • CSV
Ancillary services
Balancing Reserve Auction Requirement Forecast
The Balancing reserve service has been designed to secure firm positive and negative reserve on BM units at the day ahead stage. The service is procured via a daily auction at 08:15 for delivery…,…
  • DOC
  • CSV
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.