Electricity Live

Great Britain’s electricity on Saturday 25 January 2025

On Saturday 25 January, demand averaged 33.7 GW. Renewables supplied 44%.

33.7GW AVERAGEWind13.68 GW39%Hydro0.46 GW1%Biomass2.44 GW7%Solar1.41 GW4%Gas6.69 GW19%Imports5.99 GW17%Nuclear4.34 GW12%33.7GW AVERAGE39%19%17%12%
Price
£79.43/MWh
Day average £79.43
Demand33.7GW
Generation 29.0Transfers 4.7
Fossil fuels19%
Renewables44%
Other36%
Carbon intensityLow
93g/kWh
0Day average 93300
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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 Saturday 25 January 2025, wind supplied 39% of Great Britain’s electricity and gas 19%. Demand peaked at 40.0 GW at 19:15. Carbon intensity averaged 93 g/kWh and the price £79.43/MWh. Wind generation peaked at 17.6 GW at 00:00. Solar generation peaked at 7.0 GW at 12:00. Carbon intensity was lowest at 01:00 (41 g/kWh) and highest at 17:00 (173 g/kWh). The wholesale price ranged from £12.34/MWh at 05:30 to £148.26/MWh at 17:30. Wind made 47% 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 1.414.0%Wind 13.6839.1%Gas 6.6919.1%Hydro 0.461.3%Biomass 2.447.0%Nuclear 4.3412.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.7avgGeneration 29.0avgTransfers 4.7avg
The day in figurespeaks, averages, totals
Peak demand40.0GW · 19:15
Low 26.1 · 04:25Avg 33.70–40 GW
Made in Great Britain86%of demand
Generation 29.0Transfers 4.7 GW
Net imports116GWh
In
136 Out
19
Zero-carbon share69%of generation
Nuclear 15%Hydro 2%Wind 47%Solar 5%

Transfers · Sat 25 Jan

Interconnectors and storage

On Saturday 25 January 2025, Great Britain imported 136 GWh and exported 19 GWh through its interconnectors. The most came from France (58 GWh), and the most exports went to Ireland (19 GWh).

All interconnectors

Sat 25 Jan
Imported
136GWh
Exported
19GWh
Net in
116GWh
Average net flow
4.85GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.70GWImporting

In 16.7 GWhOut 0.0 GWh

Denmark

Viking Link

Average1.16GWImporting

In 27.8 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.41GWImporting

In 57.8 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.81GWExporting

In 0.0 GWhOut 19.4 GWh

Netherlands

BritNed

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.18GWPumping

Generated 7.8 GWhPumped 12.2 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.