Electricity Live

Great Britain’s electricity on Tuesday 20 October 2026

On Tuesday 20 October, demand averaged 32.4 GW. Renewables supplied 42%.

32.4GW AVERAGEWind13.12 GW38%Hydro0.47 GW1%Biomass3.09 GW9%Solar0.66 GW2%Gas8.57 GW25%Imports3.49 GW10%Nuclear4.93 GW14%32.4GW AVERAGE38%9%25%10%14%
Price
£160.97/MWh
Day average £160.97
Demand32.4GW
Generation 30.9Transfers 1.6
Fossil fuels25%
Renewables42%
Other34%
Carbon intensityModerate
122g/kWh
0Day average 122300
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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 Tuesday 20 October 2026, wind supplied 38% of Great Britain’s electricity and gas 25%. Demand peaked at 39.2 GW at 13:05. Carbon intensity averaged 122 g/kWh and the price £160.97/MWh. Wind generation peaked at 15.5 GW at 12:15. Solar generation peaked at 2.8 GW at 12:30. Carbon intensity was lowest at 23:30 (81 g/kWh) and highest at 18:00 (169 g/kWh). The wholesale price ranged from £138.18/MWh at 01:00 to £204.99/MWh at 18:30. Wind made 43% of the electricity generated in Great Britain, compared with 37% across 2026 so far.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.661.9%Wind 13.1238.2%Gas 8.5725.0%Hydro 0.471.4%Biomass 3.099.0%Nuclear 4.9314.4%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 32.4avgGeneration 30.9avgTransfers 1.6avg
The day in figurespeaks, averages, totals
Peak demand39.2GW · 13:05
Low 24.4 · 05:05Avg 32.40–40 GW
Made in Great Britain95%of demand
Generation 30.9Transfers 1.6 GW
Net imports35GWh
In
79 Out
44
Zero-carbon share62%of generation
Nuclear 16%Hydro 2%Wind 43%Solar 2%

Transfers · Tue 20 Oct

Interconnectors and storage

On Tuesday 20 October 2026, Great Britain imported 79 GWh and exported 44 GWh through its interconnectors. The most came from Norway (34 GWh), and the most exports went to Ireland (21 GWh).

All interconnectors

Tue 20 Oct
Imported
79GWh
Exported
44GWh
Net in
35GWh
Average net flow
1.47GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.27GWExporting

In 0.7 GWhOut 7.1 GWh

Denmark

Viking Link

Average1.13GWImporting

In 27.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average0.42GWExporting

In 4.0 GWhOut 14.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.86GWExporting

In 0.0 GWhOut 20.7 GWh

Netherlands

BritNed

Average0.49GWImporting

In 13.3 GWhOut 1.6 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.6 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWGenerating

Generated 5.0 GWhPumped 2.5 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.