Electricity Live

Great Britain’s electricity on Sunday 12 October 2025

On Sunday 12 October, demand averaged 27.3 GW. Renewables supplied 10%.

27.3GW AVERAGEWind1.26 GW4%Hydro0.47 GW2%Biomass1.60 GW5%Solar1.27 GW4%Gas15.05 GW52%Imports6.00 GW21%Nuclear3.42 GW12%27.3GW AVERAGE52%21%12%
Price
£96.83/MWh
Day average £96.83
Demand27.3GW
Generation 23.1Transfers 4.3
Fossil fuels52%
Renewables10%
Other38%
Carbon intensityHigh
238g/kWh
0Day average 238300
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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 12 October 2025, gas supplied 52% of Great Britain’s electricity and nuclear 12%. Demand peaked at 33.0 GW at 15:55. Carbon intensity averaged 238 g/kWh and the price £96.83/MWh. Wind generation peaked at 2.5 GW at 23:05. Solar generation peaked at 5.3 GW at 14:00. Carbon intensity was lowest at 00:00 (222 g/kWh) and highest at 18:00 (265 g/kWh). The wholesale price ranged from £76.32/MWh at 23:30 to £121.11/MWh at 19:00. Gas made 65% 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 1.274.4%Wind 1.264.3%Gas 15.0551.8%Hydro 0.471.6%Biomass 1.605.5%Nuclear 3.4211.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 27.3avgGeneration 23.1avgTransfers 4.3avg
The day in figurespeaks, averages, totals
Peak demand33.0GW · 15:55
Low 21.0 · 06:10Avg 27.30–40 GW
Made in Great Britain84%of demand
Generation 23.1Transfers 4.3 GW
Net imports104GWh
In
141 Out
38
Zero-carbon share28%of generation
Nuclear 15%Hydro 2%Wind 5%Solar 5%

Transfers · Sun 12 Oct

Interconnectors and storage

On Sunday 12 October 2025, Great Britain imported 141 GWh and exported 38 GWh through its interconnectors. The most came from France (48 GWh), and the most exports went to Ireland (35 GWh).

All interconnectors

Sun 12 Oct
Imported
141GWh
Exported
38GWh
Net in
104GWh
Average net flow
4.32GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.83GWImporting

In 20.0 GWhOut 0.1 GWh

Denmark

Viking Link

Average0.87GWImporting

In 22.1 GWhOut 1.2 GWh

France

IFA · IFA2 · ElecLink

Average1.98GWImporting

In 47.6 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.45GWExporting

In 0.0 GWhOut 34.9 GWh

Netherlands

BritNed

Average0.69GWImporting

In 17.9 GWhOut 1.5 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.04GWPumping

Generated 2.9 GWhPumped 3.9 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.