Electricity Live

Great Britain’s electricity on Saturday 11 January 2025

On Saturday 11 January, demand averaged 36.7 GW. Renewables supplied 13%.

36.7GW AVERAGEWind3.50 GW9%Hydro0.52 GW1%Biomass2.35 GW6%Solar0.91 GW2%Gas19.46 GW52%Imports6.06 GW16%Nuclear4.73 GW13%36.7GW AVERAGE9%52%16%13%
Price
£107.26/MWh
Day average £107.26
Demand36.7GW
Generation 31.5Transfers 5.2
Fossil fuels52%
Renewables13%
Other35%
Carbon intensityHigh
223g/kWh
0Day average 223300
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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 11 January 2025, gas supplied 52% of Great Britain’s electricity and nuclear 13%. Demand peaked at 43.3 GW at 11:00. Carbon intensity averaged 223 g/kWh and the price £107.26/MWh. Wind generation peaked at 4.5 GW at 17:10. Solar generation peaked at 4.8 GW at 11:30. Carbon intensity was lowest at 04:00 (201 g/kWh) and highest at 08:00 (247 g/kWh). The wholesale price ranged from £89.29/MWh at 04:00 to £152.74/MWh at 18:00. Gas made 62% 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 0.912.4%Wind 3.509.3%Gas 19.4651.9%Hydro 0.521.4%Biomass 2.356.3%Nuclear 4.7312.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 36.7avgGeneration 31.5avgTransfers 5.2avg
The day in figurespeaks, averages, totals
Peak demand43.3GW · 11:00
Low 29.1 · 04:45Avg 36.70–60 GW
Made in Great Britain86%of demand
Generation 31.5Transfers 5.2 GW
Net imports126GWh
In
141 Out
15
Zero-carbon share31%of generation
Nuclear 15%Hydro 2%Wind 11%Solar 3%

Transfers · Sat 11 Jan

Interconnectors and storage

On Saturday 11 January 2025, Great Britain imported 141 GWh and exported 15 GWh through its interconnectors. The most came from France (68 GWh), and the most exports went to Ireland (15 GWh).

All interconnectors

Sat 11 Jan
Imported
141GWh
Exported
15GWh
Net in
126GWh
Average net flow
5.24GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.87GWImporting

In 21.1 GWhOut 0.3 GWh

Denmark

Viking Link

Average0.70GWImporting

In 16.8 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average2.82GWImporting

In 67.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.55GWExporting

In 1.5 GWhOut 14.6 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

Average0.00GWIdle

Generated 4.8 GWhPumped 4.7 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.