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Datasets

44 datasets found

  • Daily Balancing Costs (Balancing Services Use of System)


    The BSUoS charge recovers the cost of day-to-day operation of the transmission system. Generators and suppliers are liable for these charges, which are calculated daily as a flat tariff for all users....

  • Voltage System Costs


    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...

  • Current Balancing Services Use of System (BSUoS)


    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 BSUoS...

  • Phase 2: FFR Auction Results Summary


    As part of our work on developing our balancing services we are running a weekly trial auction for Firm Frequency Response. The weekly auction trial results and order hash data are available here.

  • 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...

  • Balancing Services Use Of System (BSUoS) Daily Historic Outturn & Forecast


    The data set shows the daily costs outturn per category associated with balancing the system for the year to date, and the daily forecast costs for the following financial year.  In the dataset the...

  • Non-BM Ancillary Service Dispatch Platform (ASDP) Instructions


    The Electricity System Operator (ESO) publishes Non-BM Instruction data from its Ancillary Services Dispatch (ASDP) System. This is published near real time publishing data from ASDP every 30...

  • System Frequency


    This page holds historic frequency data for Great Britain at a 1 second resolution. It is the role of the Electricity System Operator to keep this system frequency at 50 Hz, with a statutory limit of...

  • ESO Operational Transparency Forum


    The Electricity National Control Centre (ENCC) are focused on protecting customers and stakeholders from operational risk across the COVID-19 period and beyond. We are aware that further transparency...

  • 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...