Electricity Live

Great Britain’s electricity on Friday 31 January 2025

On Friday 31 January, demand averaged 35.5 GW. Renewables supplied 15%.

35.5GW AVERAGEWind4.23 GW12%Hydro0.49 GW1%Biomass2.46 GW7%Solar0.65 GW2%Gas18.97 GW52%Imports5.72 GW16%Nuclear4.26 GW12%35.5GW AVERAGE12%52%16%12%
Price
£124.78/MWh
Day average £124.78
Demand35.5GW
Generation 31.1Transfers 4.4
Fossil fuels52%
Renewables15%
Other34%
Carbon intensityHigh
230g/kWh
0Day average 230300
Save as image
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 Friday 31 January 2025, gas supplied 52% of Great Britain’s electricity and nuclear 12%. Demand peaked at 42.2 GW at 11:05. Carbon intensity averaged 230 g/kWh and the price £124.78/MWh. Wind generation peaked at 8.4 GW at 00:25. Solar generation peaked at 3.2 GW at 12:00. Carbon intensity was lowest at 00:00 (162 g/kWh) and highest at 19:00 (272 g/kWh). The wholesale price ranged from £107.51/MWh at 05:30 to £148.42/MWh at 18:00. Gas made 61% of the electricity generated in Great Britain, compared with 32% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.651.8%Wind 4.2311.5%Gas 18.9751.6%Hydro 0.491.3%Biomass 2.466.7%Nuclear 4.2611.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 35.5avgGeneration 31.1avgTransfers 4.4avg
The day in figurespeaks, averages, totals
Peak demand42.2GW · 11:05
Low 26.2 · 03:15Avg 35.50–60 GW
Made in Great Britain88%of demand
Generation 31.1Transfers 4.4 GW
Net imports107GWh
In
130 Out
24
Zero-carbon share31%of generation
Nuclear 14%Hydro 2%Wind 14%Solar 2%

Transfers · Fri 31 Jan

Interconnectors and storage

On Friday 31 January 2025, Great Britain imported 130 GWh and exported 24 GWh through its interconnectors. The most came from France (34 GWh), and the most exports went to Ireland (22 GWh).

All interconnectors

Fri 31 Jan
Imported
130GWh
Exported
24GWh
Net in
107GWh
Average net flow
4.44GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.78GWImporting

In 20.1 GWhOut 1.3 GWh

Denmark

Viking Link

Average0.92GWImporting

In 22.1 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.42GWImporting

In 34.2 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.90GWExporting

In 0.1 GWhOut 21.8 GWh

Netherlands

BritNed

Average0.84GWImporting

In 20.8 GWhOut 0.5 GWh

Norway

North Sea Link

Average1.37GWImporting

In 32.9 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.01GWPumping

Generated 7.1 GWhPumped 7.5 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.