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Balancing services
Find out about the different types of existing frequency response services and how to get involved.
Balancing services
This page holds historic frequency data for Great Britain at a 1 second resolution. N.B. 2019 data was updated on 14/2/2020 to correct for errors.
Data for 2020 onwards will be published on the…
Balancing services
Having launched our new Dynamic Response Services, Dynamic Containment (DC), Dynamic Moderation (DM) and Dynamic Regulation (DR), we are aiming to lift the volume caps on DM and DR to allow our…
Balancing services
Mandatory frequency response (MFR) is an automatic change in active power output in response to a frequency change. The service helps us to keep frequency within statutory and operational limits.…
Balancing services
Firm Frequency Response (FFR) is our traditional frequency response suite used for balancing grid frequency in real time. Static FFR will continue to be actively procured until replaced with a…
Connections
As the Electricity System Operator for Great Britain, it’s our job to move electricity safely, reliably and efficiently through the system.
We don’t generate or sell electricity and we’re not…
Connections
This page includes information about the connections offer process. We’ve split the process into five parts, each of which contain step-by-step guidance on roles and responsibilities. There are also…
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Balancing services
2024-25 Frequency Response volumes D3
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Balancing services
2024-25 Frequency Response volumes D9
Future energy
Summer Outlook reports are designed to inform the energy industry and support its preparations, we also outline Great Britain’s projected electricity needs for the summer ahead.As the Electricity…