Electricity Live

Great Britain’s electricity on Saturday 24 May 2025

On Saturday 24 May, demand averaged 25.8 GW. Renewables supplied 56%.

25.8GW AVERAGEWind13.18 GW49%Hydro0.14 GW1%Biomass0.96 GW4%Solar1.78 GW7%Gas2.68 GW10%Imports3.37 GW12%Nuclear4.88 GW18%25.8GW AVERAGE49%10%12%18%
Price
£23.08/MWh
Day average £23.08
Demand25.8GW
Generation 23.6Transfers 2.2
Fossil fuels10%
Renewables56%
Other34%
Carbon intensityLow
54g/kWh
0Day average 54300
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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 24 May 2025, wind supplied 49% of Great Britain’s electricity and nuclear 18%. Demand peaked at 30.3 GW at 14:10. Carbon intensity averaged 54 g/kWh and the price £23.08/MWh. Wind generation peaked at 16.3 GW at 23:55. Solar generation peaked at 5.5 GW at 14:00. Carbon intensity was lowest at 14:00 (40 g/kWh) and highest at 00:30 (73 g/kWh). The wholesale price ranged from −£8.53/MWh at 10:30 to £68.73/MWh at 00:00. The price was below zero for 5.5 hours. Wind made 56% 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 1.786.6%Wind 13.1848.8%Gas 2.689.9%Hydro 0.140.5%Biomass 0.963.5%Nuclear 4.8818.1%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 25.8avgGeneration 23.6avgTransfers 2.2avg
The day in figurespeaks, averages, totals
Peak demand30.3GW · 14:10
Low 20.5 · 02:10Avg 25.80–40 GW
Made in Great Britain92%of demand
Generation 23.6Transfers 2.2 GW
Net imports54GWh
In
79 Out
25
Zero-carbon share85%of generation
Nuclear 21%Hydro 1%Wind 56%Solar 8%

Transfers · Sat 24 May

Interconnectors and storage

On Saturday 24 May 2025, Great Britain imported 79 GWh and exported 25 GWh through its interconnectors. The most came from France (41 GWh), and the most exports went to Ireland (16 GWh).

All interconnectors

Sat 24 May
Imported
79GWh
Exported
25GWh
Net in
54GWh
Average net flow
2.25GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.14GWImporting

In 6.0 GWhOut 2.7 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.71GWImporting

In 41.1 GWhOut 0.1 GWh

Ireland

Moyle · East–West · Greenlink

Average0.64GWExporting

In 0.7 GWhOut 16.1 GWh

Netherlands

BritNed

Average0.12GWExporting

In 3.7 GWhOut 6.6 GWh

Norway

North Sea Link

Average1.16GWImporting

In 27.9 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.09GWPumping

Generated 1.5 GWhPumped 3.7 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.