Data portal

Ofgem data portal

We collect and work with a large amount of data relating to the energy industry in Great Britain.

We have turned some of this data into a collection of interactive charts that you can access via this data portal.

You can view all of the charts together or in pre-selected categories based on retail markets, wholesale markets, networks and customer experience.

Every chart includes explanatory text and a feature to allow you to download chart images and raw data in .csv format.

Access all our interactive data charts across retail and wholesale markets, transmission and distribution networks and customer service.

Interactive data charts on retail market structure, prices and profits and consumer switching.

Interactive data charts on wholesale price trends, security of supply, access and liquidity, competition, and investment and sustainability.

Interactive data charts on transmission and distribution network performance as reported by companies under our RIIO-1 network price controls.

Interactive data charts on customer satisfaction, complaints volumes and resolutions, disconnections and debt repayment rates.