Electricity Live

Great Britain’s electricity on Friday 5 December 2025

On Friday 5 December, demand averaged 37.3 GW. Renewables supplied 42%.

37.3GW AVERAGEWind16.22 GW39%Hydro0.59 GW1%Biomass2.90 GW7%Solar0.55 GW1%Gas13.46 GW33%Imports3.58 GW9%Nuclear3.80 GW9%37.3GW AVERAGE39%7%33%9%9%
Price
£75.07/MWh
Day average £75.07
Demand37.3GW
Generation 37.5Transfers −0.2
Fossil fuels33%
Renewables42%
Other25%
Carbon intensityModerate
143g/kWh
0Day average 143300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Records set on this day

All records

Key moments

On Friday 5 December 2025, wind supplied 39% of Great Britain’s electricity and gas 33%. Demand peaked at 44.5 GW at 17:05. Carbon intensity averaged 143 g/kWh and the price £75.07/MWh. Wind generation peaked at 24.0 GW at 17:40. Solar generation peaked at 3.5 GW at 11:00. Carbon intensity was lowest at 23:00 (62 g/kWh) and highest at 06:00 (221 g/kWh). The wholesale price ranged from £57.53/MWh at 05:30 to £111.08/MWh at 07:30. Wind made 43% 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 0.551.3%Wind 16.2239.5%Gas 13.4632.7%Hydro 0.591.4%Biomass 2.907.1%Nuclear 3.809.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 37.3avgGeneration 37.5avgTransfers −0.2avg
The day in figurespeaks, averages, totals
Peak demand44.5GW · 17:05
Low 27.5 · 05:05Avg 37.30–60 GW
Made in Great Britain101%of demand
Generation 37.5Transfers −0.2 GW
Net exports5GWh
In
81 Out
86
Zero-carbon share56%of generation
Nuclear 10%Hydro 2%Wind 43%Solar 1%

Transfers · Fri 5 Dec

Interconnectors and storage

On Friday 5 December 2025, Great Britain imported 81 GWh and exported 86 GWh through its interconnectors. The most came from France (70 GWh), and the most exports went to Denmark (26 GWh).

All interconnectors

Fri 5 Dec
Imported
81GWh
Exported
86GWh
Net out
5GWh
Average net flow
0.20GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.88GWExporting

In 0.0 GWhOut 21.1 GWh

Denmark

Viking Link

Average1.08GWExporting

In 0.0 GWhOut 26.0 GWh

France

IFA · IFA2 · ElecLink

Average2.93GWImporting

In 70.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.50GWExporting

In 1.1 GWhOut 13.1 GWh

Netherlands

BritNed

Average0.87GWExporting

In 0.0 GWhOut 20.8 GWh

Norway

North Sea Link

Average0.20GWImporting

In 9.4 GWhOut 4.6 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.02GWPumping

Generated 5.2 GWhPumped 5.6 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.