Electricity Live

Great Britain’s electricity on Sunday 7 December 2025

On Sunday 7 December, demand averaged 32.2 GW. Renewables supplied 44%.

32.2GW AVERAGEWind13.92 GW42%Hydro0.67 GW2%Biomass2.60 GW8%Solar0.11 GW0%Gas5.53 GW17%Imports7.12 GW21%Nuclear3.57 GW11%32.2GW AVERAGE42%8%17%21%11%
Price
£69.07/MWh
Day average £69.07
Demand32.2GW
Generation 26.4Transfers 5.8
Fossil fuels17%
Renewables44%
Other40%
Carbon intensityLow
98g/kWh
0Day average 98300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Key moments

On Sunday 7 December 2025, wind supplied 42% of Great Britain’s electricity and gas 17%. Demand peaked at 41.2 GW at 18:00. Carbon intensity averaged 98 g/kWh and the price £69.07/MWh. Wind generation peaked at 21.1 GW at 19:00. Solar generation peaked at 0.6 GW at 10:30. Carbon intensity was lowest at 23:00 (50 g/kWh) and highest at 08:30 (159 g/kWh). The wholesale price ranged from £13.09/MWh at 23:30 to £92.12/MWh at 08:30. Wind made 53% of the electricity generated in Great Britain, compared with 35% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.110.3%Wind 13.9241.5%Gas 5.5316.5%Hydro 0.672.0%Biomass 2.607.8%Nuclear 3.5710.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.2avgGeneration 26.4avgTransfers 5.8avg
The day in figurespeaks, averages, totals
Peak demand41.2GW · 18:00
Low 23.5 · 05:40Avg 32.20–60 GW
Made in Great Britain82%of demand
Generation 26.4Transfers 5.8 GW
Net imports138GWh
In
166 Out
28
Zero-carbon share69%of generation
Nuclear 14%Hydro 3%Wind 53%Solar 0%

Transfers · Sun 7 Dec

Interconnectors and storage

On Sunday 7 December 2025, Great Britain imported 166 GWh and exported 28 GWh through its interconnectors. The most came from France (82 GWh), and the most exports went to Ireland (22 GWh).

All interconnectors

Sun 7 Dec
Imported
166GWh
Exported
28GWh
Net in
138GWh
Average net flow
5.77GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.84GWImporting

In 20.3 GWhOut 0.1 GWh

Denmark

Viking Link

Average0.53GWImporting

In 16.6 GWhOut 3.9 GWh

France

IFA · IFA2 · ElecLink

Average3.42GWImporting

In 82.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.93GWExporting

In 0.0 GWhOut 22.2 GWh

Netherlands

BritNed

Average0.73GWImporting

In 18.7 GWhOut 1.3 GWh

Norway

North Sea Link

Average1.17GWImporting

In 28.6 GWhOut 0.5 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWGenerating

Generated 4.6 GWhPumped 3.0 GWh

All cards share one scale, so you can compare their heights. Each country can have more than one cable.

Download the 5-minute data for this day: CSV · JSON. See what the figures mean.