Electricity Live

Great Britain’s electricity on Monday 26 May 2025

On Monday 26 May, demand averaged 25.8 GW. Renewables supplied 66%.

25.8GW AVERAGEWind17.21 GW57%Hydro0.15 GW0%Biomass0.90 GW3%Solar2.70 GW9%Gas3.03 GW10%Imports1.36 GW4%Nuclear4.90 GW16%25.8GW AVERAGE57%9%10%16%
Price
£30.55/MWh
Day average £30.55
Demand25.8GW
Generation 28.9Transfers −3.1
Fossil fuels10%
Renewables66%
Other24%
Carbon intensityLow
50g/kWh
0Day average 50300
Save as image
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 Monday 26 May 2025, wind supplied 57% of Great Britain’s electricity and nuclear 16%. Demand peaked at 31.0 GW at 15:25. Carbon intensity averaged 50 g/kWh and the price £30.55/MWh. Wind generation peaked at 18.5 GW at 11:30. Solar generation peaked at 7.8 GW at 11:00. Carbon intensity was lowest at 11:00 (33 g/kWh) and highest at 06:00 (72 g/kWh). The wholesale price ranged from −£5.03/MWh at 10:30 to £95.57/MWh at 19:30. The price was below zero for 4.5 hours. Wind made 60% of the electricity generated in Great Britain, compared with 35% across 2025.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 2.708.9%Wind 17.2156.9%Gas 3.0310.0%Hydro 0.150.5%Biomass 0.903.0%Nuclear 4.9016.2%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.8avgGeneration 28.9avgTransfers −3.1avg
The day in figurespeaks, averages, totals
Peak demand31.0GW · 15:25
Low 18.9 · 05:55Avg 25.80–40 GW
Made in Great Britain112%of demand
Generation 28.9Transfers −3.1 GW
Net exports72GWh
In
31 Out
102
Zero-carbon share86%of generation
Nuclear 17%Hydro 1%Wind 60%Solar 9%

Transfers · Mon 26 May

Interconnectors and storage

On Monday 26 May 2025, Great Britain imported 31 GWh and exported 102 GWh through its interconnectors. The most came from France (20 GWh), and the most exports went to Ireland (26 GWh).

All interconnectors

Mon 26 May
Imported
31GWh
Exported
102GWh
Net out
72GWh
Average net flow
2.98GW out

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.65GWExporting

In 0.3 GWhOut 16.0 GWh

Denmark

Viking Link

Average0.56GWExporting

In 1.5 GWhOut 14.9 GWh

France

IFA · IFA2 · ElecLink

Average0.43GWImporting

In 20.3 GWhOut 9.9 GWh

Ireland

Moyle · East–West · Greenlink

Average1.08GWExporting

In 0.0 GWhOut 25.8 GWh

Netherlands

BritNed

Average0.53GWExporting

In 2.1 GWhOut 14.7 GWh

Norway

North Sea Link

Average0.59GWExporting

In 6.6 GWhOut 20.9 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.07GWPumping

Generated 1.8 GWhPumped 3.6 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.