Electricity Live

Great Britain’s electricity on Saturday 23 May 2026

On Saturday 23 May, demand averaged 25.8 GW. Renewables supplied 43%.

25.8GW AVERAGEWind6.34 GW23%Hydro0.23 GW1%Biomass1.43 GW5%Solar4.97 GW18%Gas5.76 GW21%Imports6.11 GW23%Nuclear2.19 GW8%25.8GW AVERAGE23%18%21%23%8%
Price
£109.83/MWh
Day average £109.83
Demand25.8GW
Generation 20.9Transfers 4.9
Fossil fuels21%
Renewables43%
Other36%
Carbon intensityModerate
115g/kWh
0Day average 115300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

On the record lists

All records

Key moments

On Saturday 23 May 2026, wind supplied 23% of Great Britain’s electricity and gas 21%. Demand peaked at 30.6 GW at 13:05. Carbon intensity averaged 115 g/kWh and the price £109.83/MWh. Wind generation peaked at 10.8 GW at 01:40. Solar generation peaked at 14.9 GW at 13:00. Carbon intensity was lowest at 13:00 (59 g/kWh) and highest at 20:00 (191 g/kWh). The wholesale price ranged from £86.38/MWh at 13:30 to £144.17/MWh at 20:00. Wind made 30% of the electricity generated in Great Britain, compared with 36% across 2026 so far.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 4.9718.4%Wind 6.3423.5%Gas 5.7621.3%Hydro 0.230.8%Biomass 1.435.3%Nuclear 2.198.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.8avgGeneration 20.9avgTransfers 4.9avg
The day in figurespeaks, averages, totals
Peak demand30.6GW · 13:05
Low 20.0 · 04:55Avg 25.80–40 GW
Made in Great Britain81%of demand
Generation 20.9Transfers 4.9 GW
Net imports120GWh
In
144 Out
24
Zero-carbon share66%of generation
Nuclear 10%Hydro 1%Wind 30%Solar 24%

Transfers · Sat 23 May

Interconnectors and storage

On Saturday 23 May 2026, Great Britain imported 144 GWh and exported 24 GWh through its interconnectors. The most came from France (84 GWh), and the most exports went to Ireland (18 GWh).

All interconnectors

Sat 23 May
Imported
144GWh
Exported
24GWh
Net in
120GWh
Average net flow
4.98GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.55GWImporting

In 13.7 GWhOut 0.5 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average3.48GWImporting

In 83.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.77GWExporting

In 0.0 GWhOut 18.4 GWh

Netherlands

BritNed

Average0.32GWImporting

In 12.9 GWhOut 5.2 GWh

Norway

North Sea Link

Average1.40GWImporting

In 33.5 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.09GWPumping

Generated 2.9 GWhPumped 5.1 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.