Welcome to the Ofgem data portal for the energy markets in Great Britain

We're making the energy market as transparent as possible so consumers, market participants and other interested parties can see how it is working. This portal gives direct access to all of our interactive data charts in a single location, alongside indicators we consider key to our performance monitoring.

Select from the below to view a library of all data charts, or for a detailed view of indicators against our monitoring themes for the retail and wholesale markets and customer service. These include links to our annual reports.

Our interactive charts and indicators

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Retail market [7]

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Networks [10]

These market indicators and data are not intended for use or to be relied on for any commercial purposes. View copyright and disclaimer [11]