Electricity Live

Great Britain’s electricity on Saturday 20 June 2026

On Saturday 20 June, demand averaged 25.9 GW. Renewables supplied 31%.

25.9GW AVERAGEWind4.46 GW16%Hydro0.33 GW1%Biomass1.59 GW6%Solar3.67 GW13%Gas8.19 GW30%Imports6.51 GW23%Nuclear2.94 GW11%25.9GW AVERAGE16%13%30%23%11%
Price
£109.79/MWh
Day average £109.79
Demand25.9GW
Generation 21.2Transfers 4.7
Fossil fuels30%
Renewables31%
Other40%
Carbon intensityModerate
150g/kWh
0Day average 150300
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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 20 June 2026, gas supplied 30% of Great Britain’s electricity and wind 16%. Demand peaked at 31.1 GW at 13:40. Carbon intensity averaged 150 g/kWh and the price £109.79/MWh. Wind generation peaked at 6.8 GW at 00:00. Solar generation peaked at 10.2 GW at 13:30. Carbon intensity was lowest at 10:00 (98 g/kWh) and highest at 21:00 (219 g/kWh). The wholesale price ranged from £92.27/MWh at 02:00 to £148.73/MWh at 21:00. Gas made 39% of the electricity generated in Great Britain, compared with 28% across 2026 so far.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 3.6713.2%Wind 4.4616.1%Gas 8.1929.6%Hydro 0.331.2%Biomass 1.595.7%Nuclear 2.9410.6%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.9avgGeneration 21.2avgTransfers 4.7avg
The day in figurespeaks, averages, totals
Peak demand31.1GW · 13:40
Low 19.8 · 05:05Avg 25.90–40 GW
Made in Great Britain82%of demand
Generation 21.2Transfers 4.7 GW
Net imports116GWh
In
153 Out
37
Zero-carbon share54%of generation
Nuclear 14%Hydro 2%Wind 21%Solar 17%

Transfers · Sat 20 Jun

Interconnectors and storage

On Saturday 20 June 2026, Great Britain imported 153 GWh and exported 37 GWh through its interconnectors. The most came from France (84 GWh), and the most exports went to Ireland (25 GWh).

All interconnectors

Sat 20 Jun
Imported
153GWh
Exported
37GWh
Net in
116GWh
Average net flow
4.83GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.35GWImporting

In 11.2 GWhOut 2.9 GWh

Denmark

Viking Link

Average0.43GWImporting

In 16.3 GWhOut 5.9 GWh

France

IFA · IFA2 · ElecLink

Average3.49GWImporting

In 83.7 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average1.06GWExporting

In 0.0 GWhOut 25.3 GWh

Netherlands

BritNed

Average0.40GWImporting

In 12.5 GWhOut 2.9 GWh

Norway

North Sea Link

Average1.22GWImporting

In 29.2 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.16GWPumping

Generated 3.2 GWhPumped 7.1 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.